>637379413 ECA2948 nifN nitrogenase iron-molybdenum cofactor biosynthesis protein [Erwinia carotovora subsp. atroseptica SCRI1043: NC_004547]
MAQVIRNKKPLATSPIKSGQPLGAILASQGIEHCIPLVHGAQGCSAFAKVFFIQHFHDPIPLQSTGMDPTTTVMGSDSNI
LTALSTLCQRNAPKAIVIISTGLSEAQGSDMTRAVSEFRADNPRFKSTALLTVNTPDFYGSLENGYSAVLEGVITQWIPE
KPPAGMRNRRVNLLLSHVFTPGDVELIRSYVEAFGLQPILLPDLSQSLDGHLASGDYQSVTQGGAVLRNIEQMGQSLSTI
TLGVSLQRAAGLLAQRSRGVALNLPHLMTLTTMDAFIHHLQQLSGRDVPAWIDRQRGQLQDAMIDCHMALQDKAIALAAE
GDVLAAWSDFALSQGMVPGPVVAPVSQPGLLNLPVEQVLIGDLEDMQDLLIKTPAHLLVANSHAAGLAEQCGIPLIRAGF
PIYDRLGEFRRVRQGYAGMRDTLFELANRLLNEHHPVPAYHSPLRQQFPAVRRQGVEHAAC
>637456601 WS1391 NIFK Mo-nitrogenase MoFe protein subunit NifK (EC 1.18.6.1) [Wolinella succinogenes DSM 1740: NC_005090]
MQTIENIVTGKDLFLRPEYQEIFTQKRAEFEGMPSCDEVAKVADWTKSWEYREKNLAREAITINAAKACQPLGAVMVALG
FENTMPYVHGSHGCVAYFRSYFTRHFKEPTPCVSDSMTEDAAVFGGLQNMIDGLANCYAMYKPEMIAVSTTCMAEVIGDD
LQAFVENARSAGSIPADYPVPYANTPSFKGSHITGYDNMMYSIITQLSNVSQSADKKDRINIIPGFEPYIGSLREVKEIV
EAFGADYIMLGDHSEQWDMPAGKYQMFSGGTKLDDARDAGASKVTITLQKYTTPRTMKSFAKKFKQETLELNPIGLAGTD
AFVSAISKLTGKSVPQKLKDERGRLVDAMQDSYPYMHGKSFAIWGDPDFLIGAVSFLIEMGAEPKHVLCHNAPDGWEEEM
KALLATSPAKDLHVWAGKDLWHMRSLLFTEPVDFMIGNTYGKELERDTGIPLIRVGFPIFDRHHLHRYSISGYKGTLNLL
TWIVNKVLDKMDEDTKQIAKTDFFFDAVR
>637613280 ZMO1827 nifN nitrogenase FeMo cofactor synthesis protein [Zymomonas mobilis subsp. mobilis ZM4: NC_006526]
MSIVVENKKPESINPLKVSQPLGAALAFLGIDKAIPLFHGSQGCTSFALVLAVRHFKETIPLQTTAMNEVSTILGGHNHL
EEAILNLTARVDPRFIGIASTALVETRGEDYVGALKEIRAKNPDLANRQITFVSTPDYNGALEDGWSNAVTAIIDDVVIP
WSTAVTSFQQINVLPGVHQTAADIEALRDIIESFGLYPVILPDISSSLDGHIPENWMTTTMGGTRLEEVAHMARSAHTIA
IGEHMRKPADLLESLTGIPTSLFPDITGLSASDRLIALLSRISGKSIPQRYRRQRSQLVDAMLDGHFYFGGKKVAIAADP
DLLVSLSHFFHNMGAKIEVAVSSTSHSPHLKDIPTEKVIVGDLMDFEDGVRDHPVDMLVTHSHGRQASERLGIPLFRVGF
PIFDRIGNAHSLTLGYQGTQNLIFRIANLFLEKTHHPKPADFADNSADILKEPLYA
>637679973 Daro_1505  Nitrogenase molybdenum-iron cofactor biosynthesis protein [Dechloromonas aromatica RCB: NC_007298]
MAEIIHSKKALAVNPLKVSQPIGASLAFLGLARSLPLMHGSQGCTAFGKVFFVRHFREPIPLQTTAMDQVSSIMGADDNV
IEALRTLSDKSKPDIIGLVTTGLSETQGTDIRRCLRNFRAAHPEFAHVAVVPVNTPDYVGCLESGYALAIESLIETLVPE
SQSVGKRPKQVNVLASAMLTPGDIEAIKEWLEAFGLRPIVVPDIGDSLDGHLVEAETSSLTLGGTPRSEIEIMGESTATL
VVGPSLHKAANILKARTGVPDYRFEGLMGLDDCDAFTQALAEISGKPVPERIERHRAQLQDAMVDSHFMIGFARVALAAD
PDLLGMQARFLTGMGAEVVSAVSPHKHESLASLPIAKVIIGDLEDMEKEARAADAQFIIANSHAAETAQRLGLPLMRAGF
PQYDHVGGYARTWVGYRGTRQALFDLANLMLGQHHELEPYRSIYWADDRDGAGKPHVISSSAAGLVH
>637749894 Pcar_0314 nifN nifEN2 [Pelobacter carbinolicus DSM 2380: NC_007498]
MGEISHKIEKPLQINPIRLSQPMGAALAFLGIDGCMPLMHGGMGCTSFTKVFLTRHFCEPIAIQTTAVTDVTAILDGGDS
SIVEAVHNITKKVTPSLVGLHTTGLTETKGDDIRGAAKQVDFPMVYVHTADYEGGLESGWGKTVKAIIEQLVEERSQVQS
DKVVLLPHVSMQPIEVEKLKDFIALFGLEVVALPDLSTSLDGHLGEKQSALSSGGVKVEAIVSMADAATVISVGASMQLS
AEALLKKNAAMRHIHMDHVQGLVATDALVEQLLALTGMEQPPASVVRWRKRLQDVMLDSHFSLGQTRVMVTGEPDFVAGA
CELLSEAGARISVALSTVDSPQLEAINAAKVMVGDLEDAEKLQAEYDLIVGSMHAEALAHRFGKALVLRGFPCWEIVGNQ
LKNDLLYEGGAYFLCETANAAEAMRMGSHD
>637769570 Plut_1534  Nitrogenase [Pelodictyon luteolum DSM 273: NC_007512]
MKHAKTATQNACKLCNPLGACLAFRGIEKCVPFLHGSQGCATYIRRYLISHYKEPIDIASSNFNEETAVFGGSHNLKLGL
KNVTQQYLPEVIGIATTCLSETIGDDVKGILREYMKESISRTGEPILIHASTPSYQGSHIDGFHAAVRAAVETLAEKGVP
RNLLNLFPNMVSPADLRHLQEILDDFQLPSMILPDYSKTLDGGPWAEYHRIPPGGTPAAAIATSASAIGSIEFGSTLEAS
KSAAGWLESKFGVPRYHLPLPIGIRESDRFFGLLEAISQKPRPEKYDDERRRLVDAYSDGHKYVFDKAAIVYGEEDLVIS
MTAFLQEIGIRPVLCASGGKSGLMRKKLEALIPDLDGEGIKVRDGVDFADIEDEAALLRPDLLIGNSKGYTMSRKSGIPL
IRIGFPIHDRFGGQRHHHLGYRGTLELFDRIVNTVIETRQDDSEIGYTYM
>637773788 Cag_1250  nitrogenase iron-molybdenum cofactor biosynthesis protein NifN, putative [Chlorobium chlorochromatii CaD3: NC_007514]
MKHEHAKSVTQNACKLCNPLGACLAFRGIEQCVPFLHGSQGCATYIRRYLISHYKEPIDIASSNFNEETAVFGGSHNLKV
GLKNVSQQYKPQVIGIATTCLSETIGDDVPRILREYQKEFKNGTPMPLLIHASTPSYQGSHIDGFHAAVHAAIKTLATKG
QKQEQINLFPNMVSPADLRHLKEIFADFEIPLMMLPDYSQTMDGGPWAEYHRIPPGGTPATAIADSANSRASIEFGSTIE
ANKSAAHYLDVMFGIPAYRMALPIGIKASDRFFSLLETLSEKGRPEKYDDERRRLVDAYADGHKYVFEKKVILYGEEDLV
VAITAFLREIGMIPVLCASGGKSGMLKERIAEIVPDMEELGIKVRDGVDFVDIEDEAKVLHPDLLMGNSKGFTMSRKNEI
PLLRLGFPIHDRFGGQRMHHLGYRGTLELFDRIVNMIIETRQNASPIGYTYM
>639701775 Sfum_1012  Nitrogenase [Syntrophobacter fumaroxidans MPOB: NC_008554]
MEPLPYVSTTNACKLCGPLGACLAFRGVEGAVPMLHGSQGCATYMRRYIISHFREPMDIASSALGEKHAVYGGGANLKQG
LKNVMTKFGARLIGIATTCLTETIGEDVPMIVEEFRREIRRKGGEEPPAFVSVRTPSYSGTHMEGFHGAVRAVVEQLAGE
GHAARMLNLLPGFLSPEDLRHLKEILAAFRCAATILPDISMTLDGPALDDYPKIPGGGTPIEDIWRMGGAGATFELGRTL
HGDPQSTGKLLKERFEVALHSMGVPIGLRETDTFFGALEQLTGMERSPRFAMERGRLVDSYVDAHKYLFGKRAVVYGEED
LAVGLTAFLAEVGITPVLCATGGRSGRFRSAVEQVTADILPEAPAVGEGMDFRQIEEQAEILSPDIMIGHSKGYSIARKL
GIPLVRVGFPIHDRFGGQRTLHVGYRGTQSLLDRIVNGLIEGNQNNSPVGYGYM
>639721937 Mmc1_1194  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Magnetococcus sp. MC-1: NC_008576]
MAKLIKRNKALTVEPAKASQPVGAALAFMGIRDAIPMLHGSQGCTAFAKVFFVRHFREPIPLQTTAMDQVSTVMGGDESI
TEGLDVLSGGAKTRVVGLISTGLTECQGADIHRVVRQFRDSHPQHANKEVIAVNAADFKGCLESGYAHAVGSFIKAWLPE
RPATKGDAKRINLLVGPHLTPGDLERLLDTVERFGLKAVLLPDLSRSLDGHLAPDDFSPITTGGATVEDFQTIGDACATL
VVGDIMNICADLIQERCGLADYRFSSLMGIEAWDRLLMVLMNLSGQPVPERFGHQRRQLQDAMLDTHFFLNQRKLALAGD
PDFLSNWLPLFQENGLQPVAVVSPVGTDYLQKSLYETIKIGDLEDLQDLAREADAELFIGNSHVAALAQRLGRPILRAGY
PLYDQIGSQSRCWIGYTGSRQALFDLANRMMHQEAHGLKPYISRYAPANDQPQEKDHHGCAADTSVAGG
>640181996 Dred_2815  Nitrogenase [Desulfotomaculum reducens MI-1: NC_009253]
MDRGKSGANFRDVNENPCNMCMPMGGILVLKGLEHCMVIIHGSQGCATYMRRHMAEHFNEPVDVASSSLNEKGTIYGGEQ
NLKKGLDNIIKAYQPKVIGILTTCLAETIGEDIGRISQEYLTERDYGDLTVITVNTPGYGGTHSEGYWLTLKKIVAKLAR
KTETHNKINVIVPNISPADIREIKRVLQLMQMEYILLPDFSDTMDRPYERPYKKMPEGGTKLADIAAMGGAVATIQLGLT
VDDSMSPGKYLEKEFGVPLYNLPLPMGIENTDLFMNVLQELSGNPLPTCLEQERGRLLDCMIDSHKYNGQGRSVIYGEPE
NVYGVVKTCIENGIHPVVVATGSKNLKLAQLLDECLANAPIECTVLTETDFTTIRLKSRGKANIAIGSSDGKYLTEREGI
PLVRYGFPILDRTGGQRLLSICYAGTTMFLDRVTNTLLENKHKNYRDSMYQMFYQGEQEGQELSTESCGEQHVMLMQSN
>640453773 Cvib_1349  Nitrogenase [Prosthecochloris vibrioformis DSM 265: NC_009337]
MKHAKTATQNACKLCNPLGACLAFRGIENCVPFLHGSQGCATYIRRYLISHYKEPIDIASSNFNEDTAVFGGSHNLKLGL
QNVTQQYRPEVIGLATTCLSETIGDDVKGILREYKKEQMNAAPMPVMIHASTPSYQGTHIDGFHGAVHAAVQTLAEQGTP
QQLVNLFPNMVSPADLRHLREIFSDFSLPCMMLPDYSKTLDGGPWAEYHRIPPGGTPASAISLSGSAIGSIEFTSILADA
KSPAAWLEEKFGVTRYQLPMPIGIRETDRFFSLLETISQKAQPEKYDDERRRLVDAYADGHKYVFDKKVIVYGEEDLVIS
MTAFLREIGMVPVLVASGGKSGLLKKKLQELVPDLEETGIKVRDGVDFVDIEDEAKLLAPDFLIGNSKGYTMSRKNDIPL
LRIGFPIHDRFGGQRLHHLGYRGTLELFDRIVNMVLQQRQDDSEIGYTYL
>640784358 Amet_3518  Nitrogenase [Alkaliphilus metalliredigens QYMF: NC_009633]
MKNRNFVNLNINPCKCCMPMGASTAFKGIESTMVLLHGSQGCSTYIRRHMAGHYNEPIDIASSSLNEKETVHGGAANLKK
GLKNILRLYNPKMIGISTTCLAETIGEDIQRLIIEFKEEEPQYKEVSFVPVSTPGYGGTNYEGYYFTIREIVKNIAKDTT
PIDSINLIAGSLTPADVRKVKEMMDLFAIKYTIVPDISKTLDAPFTTEYKKLSSEGTKLSEIEKMAGASATIEMGMLVAD
HLSPGKYLEDQFGIPLYRCPLPIGLENTDKFVSILRKISGKEMPQSLMEDRGRMLDGMIDSHKYNAEGRAAIFGEPDTVY
AASKLCLENGIRPLVIATGTRAGKLKELLEEDLKKVDENCMVIDDTDLQTIQKYVRELNINVLIGSSEGKFITEKDGVPL
VRIGFPIHDRVGAQRKTYSGYEGSMRFLDEITNTLLDQKYGHYRENMYEKYYKKA
>640785729 Mevan_0061  Nitrogenase [Methanococcus vannielii SB: NC_009634]
MSNLNVINKNRTAVINPLVTCQPLGAMFAVSGIKRGLPLVHGSQGCSTFVRYGFARHFREPADIAVTSLHEDAAVFGGRK
NLISGIGNLAARFKPDVMGVVTTCSSEIIGDDVGGFIKMAKDEIVKKMGVTAAEKIKIVQINTPSFVEQHYKGYDNAIKA
IVDTLAEPKDEQNEKINIVPGIVNPGDIREIKHLLSLMKTEGIMLTDTSDPFDSPLRPSKAEKNPYYQKGGTPLEEIKDS
ANSLGTISLCSYANTGAQSLERKYKIPSKVGGTPIGVQNTDEFVRTVKKFTGNEVSDDLLDERGLLIDAMADLSSRYLFG
RKVAIYGDPALTAGLARFVTELGMIPSVVCVGVKNPEFVKEMEKVAKESEDDVDVLLGQDLRALDVYIKENPVDIMIGNS
DGRLMAKDHKIPLYRVGYPVYDRVGTARRPIVGYNGGLNLIDGITNTILDKYYEVQDWKLQQ
>640844552 Anae109_3027  nitrogenase MoFe cofactor biosynthesis protein NifE [Anaeromyxobacter sp. Fw109-5: NC_009675]
MPRPDYYDAPECETQEKGAPKFCRRSEPGEGTERSCAYDGARVVLMPVTDAIHLVHGPIACAGNSWDNRGARSSGSQLYR
RGFTTELLENDVVFGGEKKLRRAILDLAARYPEARAVFVYATCVSAMTGDDVEAVCRSVAGEVAIPVVPVNTPGFIGDKN
IGNRLAGEVLLEHVIGTAEPATTTPSDVNLIGEYNIAGDLWGMLPLFERLGIRVLSCISGDARFDELRWAHRARLNVIIC
SKSLTNLARKMKKRWGIPYLEESFYGMTDTAKALRHIARELDLARGDGASVMAEAVEALVAEEEERCRARLAPYRARLEG
KRAVLFTGGVKTWSMVNALRELGVEVLAAGTQNSTLEDFHRMKALMHRDARIIEDTSTAGLLEIMREKLPDLVVAGGKTK
FLALKTRTPFLDINHGRAHPYAGYEGMVTFARQLDLTVSNPIWSALTAPAPWERSAAGLEAERAAARGHGAALLAEELSA
SRVKVPAKPATVNPQKNSPALGATLAYLGVDRMLALLHGAQGCSTFIRLQLSRHFKESIALNSTAMSEDAAIFGGWSNLK
AGLARVIEKFRPGVVGVMTSGLTETMGDDVRSAIAQFREEHPEHAGVPIVWASTPDYCGSLQEGYAAAVEALVSTLVDGG
APIPGQVTLLPGAHLTPADVEELKGTIEAFGLSVVAVPDVANALDGHIDAEVSPLSTGGAGVDAIRSAGRSVATLYVGDS
LARAARSLEEAHGVPAYGFTSLTGIGEVDRLVATLAAISGRPVPGALRRARSRLMDAMVDSHYQLGGKRVALALEADPLK
VLTRFLHGMGCEVTAALAATRTRGLHELPAATVAAGDLEDLEGAAEGVDLVVANSNGRQAVARLGVKAHLRAGLPVFDRL
GAHQKVWVGYRGTMNLVFEVANLFQASATEAQRLAHN
>640868374 Mboo_1148  Nitrogenase [Candidatus Methanoregula boonei 6A8: NC_009712]
MPGENAAPVPGRAKQVNENQCNMCMPIGGVVAFKGIKNAMVLVHGSQGCSTYMRLANVEHFNEPFDIASSSLNEKQTIHG
GEANLKKAMDNVIRVYQPNVLGILTTCLAETMGEDLDRIVASYIEEKKIAGIDIIPVPTPSYSGTHAEGFWAAARGIVAY
YARPASSHRRINVIIPNISPADIREIKRILGLMGLEYTLLPDFSMTLDRPFGGKYQKIPTGGTPAERIAEMPGAPVTIQF
GTTCPDSLSPGRYLEQEYNVPLVNLPLPIGLGNVDLFVETLANVSGNPVPEELALERGWLIDGMADSHKFNADGRPVVYG
EPELVYAFSMACAENGAMPVVISTGSKNSLLKERLAPLVLNADEPPVVLEEADFAAVAAAALGAEANIAIGHSGGKLLTE
RYGIPLVRAGYPIHDRIGGQRILSAGYRGTLAFLDRFTNTLLEHKYATYRQKIKEELCTAEGV
>641664104 Lcho_1350  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Leptothrix cholodnii SP-6: NC_010524]
MAHVVESKKSCAVNPLKMSQPLGAAYAFMGLASCMPVMHGSQGCTSFGLVLLVRHFKEAIPLQTTAMNETTTIMGGYDNI
ERALLNIRSRAKPQLIAICSTGLTETKGDDVEGYLTLARKKHPELADTAIVYVSTPDYAGAFQDGWAKAVTTLVSQLPHT
DLPRLPDRINVLPGCHLTPGDIEELRELIEAFGLKPTFVPDVSGSLDGHIPDDWLGTTLGGTSLTDMQQLGAAAHTLAIG
EQMRPAAEALQKRCGVPYTLFDRLTGLTATDALIRHLTTLSGRPVPTRIKRQRSQLVDAMLDGHFHFGNVKIALGAEPDL
LWAIGSFLTEMGAGLAVCVTTTASPLLARLPSNEVIVGDLEDFEMAAKAAGCDLLMTHSHGRQAAERLGKPLFRLGIPTF
DRIGNSHKCYVGYRGTRNFVYEVGNVLMDHTPRHGPDAWPLGEQALAAARGEAAVSV
>642666106 Minf_1871 nifD Nitrogenase molybdenum-cofactor synthesis protein NifN [Methylacidiphilum infernorum V4: NC_010794]
MIPLQTTAMNEVTTIMGGLDNIEQAAVNIYKRAKPSLIGICSTGLTETKGDDVESYIKIVRDRHPEIDDCKLVYVSTPDF
VGAFQDGWAKAVTKIIEEHVEASPQTTKGQINILPGSHLTPADIEEIKQIVEDFGLSAIILPDISGSLDGHVPEDFSPTT
TGGTELGMIKEMGKSLVTLAIGEQMRAAALTLEMKTGVPFYIFDRLTGLSPVDLFMERLSGLSGKPVPGKYRRQRSQLVD
AMLDCQFYFGGLKVALGAEPDLLWAIGNFMVEMGALLPAAVTTTDSVLLHNMPCEEVVIGDLEDLEIRARGADLILTHSH
GRGASQRLGIPLYRIGLPLFDRVGAAHRLNIGYRGSSNLLFEIANLVIEHHEANEGGKDNPLLNANQKGFNHESCFCNTG
FNES
>642676030 Glov_0639  nitrogenase MoFe cofactor biosynthesis protein NifE [Geobacter lovleyi SZ: NC_010814]
MAKPDYYDVEDCSTHEKGAPKFCKKSEPGEGTERSCAYDGARVVLMPVTDAIHLVHGPIACAGNSWDNRGARSSGSQLYR
RGFTTEMLENDVIFGGEKKLYKAIIDLAERYPEAKGMFVYATCVTAMTGDDIESVCKAAQEKVSIPLVPVNTPGFIGDKN
IGNRLAGEILFKQVIGTAEPPTLGEYPINLIGEYNIAGDLWGMLPLFDRLGIQILSCFSGDAKFEELRYAHRAKLNIIIC
SKSLTNLAKKMQKTYGMPYLEESFYGMTDIAKALRNIAIALDDAVNGLEKRIMQDRVEQLLEEEEAKCRERLAPYRARLE
GKRAVLFTGGVKTWSMVNALRELGVEILAAGTQNSTLEDFYRMKALMHKDARIIEDTSTAGLLGVMKEKMPDLIVAGGKT
KFLALKTKTPFLDINHGRSHPYAGYEGMVTFAKQLDLTVNNPIWTLLNSPEPWETDATPLVNAARSHAATYLAEDLAASR
VAVPKKAATVNPQKNSPALGATLAYLGIDQMLGLLHGAQGCSTFIRLQLSRHFKESIALNATAMSEDSAIFGGWENLKKG
IGRVIEKFGPKVVGVMTSGLTETMGDDVRSAIHQFRVEHPEHDQVPIIWASTPDYCGSLQEGYANTVEAILATLPEAGEP
IPGQVNLVPGAQLTPADVEELKELIESFGLSVLCVPDIANALDGHIDADVSPLSTGGISVDKIRQAGRSIATLYVGDSLA
RAASQLEERLGIPAYGFTSLTGMAETDHFMSTLSAISGKAIPEKQQRWRSRLADALVDSHYQFGNKKVAIALEADHLKGM
TRFLAGMGCQIQAALAATRTRGLDSLPCNNVFVGDLEDLETAAVGADLLVANSNGRQAAAKLKIGAHLRTGLPVFDRLGA
HQKMWVGYRGTLNLVFEVANLFQANAKDAQKLAHN
>642716912 Ctha_1029  Nitrogenase [Chloroherpeton thalassium ATCC 35110: NC_011026]
MSTAKTATQNACKLCNPLGACLVFRGIEKCVPFLHGSQGCATYIRRYLISHYKEPVDIASSNFSEDTAVFGGSQNLKIGL
KNVTKQYKPAVIGLATTCLSETIGDDVPMILREYVNEFKNGSPMPIMIHASTPSYQGSHIDGFHAAVRASVQTLAERGIA
NEHVNIFPNMVSPADMRYLKEIFKEFGLPFVMLPDYSQTLDGGPWGEYHRIPPGGTPVSEIVKTGFAKASIEFGATLEND
KGAAGFLEEKLGVPRRKLGLPIGIKESDRFFALLEELSGKSLPEKYEDERRRLVDAYADGHKYVFEKRAIVYGEEDFVVS
IAQFLREIGVIPVVCASGGKSGFLKKRIKEAIPDYEEMEIFVRDGIDFMDISDEAARLSPDFLIGSSKGYSISRKLNIPL
VRIGFPIHDRFGGQRLHHIGYKGTQELFDRIANTIIEYRQSTSPVGYTYM
>642728158 Ppha_1955  Nitrogenase [Pelodictyon phaeoclathratiforme BU-1: NC_011060]
MKHAKTATQNACKLCNPLGACLAFRGIENCVPFLHGSQGCATYIRRYLISHYKEPIDIASSNFHEETAVFGGSHNLKIGL
KNVSDQYKPEVIGVATTCLSETIGDDVPGILREYKKEFKNGTPMPILIHASTPSYQGSHIDGFHAAVRATVKTLAEKGEE
QSLINLFPNMVSPADLRYLKEIFADFKAPVMLLPDYSQTMDGGPWGEYHRIPPGGTPASAIVSAGSAAASIEFGSTLEAS
KSAAGYLEEAFDVPRYHLSLPIGIKESDKFFSLLETLTGKARPDKYDDERRRLIDAYADGHKYVFEKKVILYGEEDLVVA
MTAFLTEIGMTPLLCASGGKSGLLKKRIRELIPTMDELGIKVREGVDFVDIEDEAKILKPDFLIGNSKGYTMSRKNNIPL
LRLGFPIHDRFGGQRMHHLGYRGTQELFDRIVNTVIEERQNASSIGYTYM
>642764677 AnaeK_3206  nitrogenase MoFe cofactor biosynthesis protein NifE [Anaeromyxobacter sp. K: NC_011145]
MARPSDLDPTDCETLEKGAPRFCKRSEPGEGTERSCAYDGARVVLMPVTDAIHLVHGPIACAGNSWDNRGARSSGSQLYR
RGFTTELVQNDVVFGGEQKLHQAIVDLAARHRGEAKAVFVYSTCVSALTGDDVVAVCRRAAAEVDLPVIPVNAPGFVGDK
NIGNRLAGEVLLDHVIGTAEPAVRTRYDVNLIGEYNIAGDLWGMLPLFERLGIRVLSCISGDARFDDLRHAHRARLNVIV
CSKSLTNLARKMRKRWGIPFLEASFYGMTDTARALREMARELDLADGDPADTTLRDRVERLVAEEEAACRARIAPHRARL
EGKRAVLFTGGVKTWSMVNALRELGVEVLAAGTQNSTLEDFHRMKSLMHRDAHIIEDTSTAGLLGVMQAKRPDLVVAGGK
TKFLALKTRTPFLDINHGRAHPYAGYAGMVTFARQLDLTVNDPIWKAIDAPVAWTSEAGTAAAARSARGHAARLEAEDLS
ASRVKVPAKAATVNPQKNSPALGATLAYLGVDRMLGLLHGAQGCSTFIRLQLSRHFKESIALNSTAMSEDSAIFGGWENL
KQGLARVAEKFHPGVIGVMTSGLTETMGDDVRSAVVQFRAEHPELDGLPVVWASTPDYCGSMQEGYAAAVEALLAALAGG
GERLPSQVTLLPGAHLTPAEVEELKLLVEAFGLECLAVPDLSCALDGHVDDEVSPLSTGGVPVEALRRAGRSAATIYVGD
SLARAARRLEERFGVPAHGFTSATGLLETDALVATLSAISGRPVPEALRRARSRLLDAMVDSHYALAGKKVALALEADHL
KGLAPFLAGMGCEVQAALAATRTRGLDRLPAARVAVGDLEDLEDAARGADLVVASSNGRQAVQKLGIKAHLRTGYPVFDR
LGAHQKVWVGYRGTMDLVFEVANLLQAGAGEAQRLAHN
>642768072 Gbem_2077 nifEN nitrogenase MoFe cofactor biosynthesis protein NifE [Geobacter bemidjiensis Bem: NC_011146]
MAKPDWYDTTDCDTHDAGAPKFCKKSEPGEGTERSCAYDGARVVLMPITDVIHLVHGPIACAGNSWDNRGARSSDSQIYR
RGFTTEMLQNDVIFGGEKKLYRAIQELAARYPEAKAIFVYATCVTSMTGDDIEAVCKAAQEKVSVPVIPVNTPGFIGDKN
IGNRLAGETLFKYVIGTAEPEFTTDYDINLIGEYNIAGDLWGMLPLFDRLGIRVLSCISGDAKFEELRYAHRAKLNIIVC
SKSLTNLAKKMQKVYGIPYLEESFYGMTDVAKALRDIARELDDLVNGLEKRVMQDRVEKLVAECEESCRAELAPYRERLA
GKKAVLFTGGVKTWSMVNALAELGVEILAAGTQNSTLEDFYRMKALMHEDASIIADTSTAGLLSVMYEKLPDLIVAGGKT
KFLALKTKTPFLDINHGRSHPYAGYAGMVTFAKQLDLTVNNPIWPTLNDKAPWEKDAEAQKADLAYAAGHAARFAAEEIK
ASRVKVPTKNATVNPQKNSPALGATLAYLGIDRMLGLLHGAQGCSTFIRLQLSRHFKESIALNSTSMSEETAIFGGWDNL
RVGLNRVMEKFKPEVVGVMTTGLTETMGDDVRSAIVKFREAHPEHDAIPVIHASTPDYCGSMQEGYAAAVEAIVATVPEG
GIGIPGQVSILPGCQLTPAEVEEIAGICEAFGLDPVVVPDISNALDGHIDATVSALSVGGATIERIKAAGRSEATLYFGD
SLAEAAGVLQDKFGIPSYGFTSITGLKETDLLMATLSALSGRPIPVKFRRWRSRLMDAMVDSHYQFGQKKVALALEADHL
KGMTHFLASLGCEIQVAIAATRTRGLDRLPTENVFVGDLEDLEQTAAGADLLVANSNGRQAAKKLGINAHLRTGMPVFDR
LGAHQKMWVGYQGTLNLVFEVANIFQANAKEAQKLAHN
>643375951 THEYE_A1714  NifEN2 [Thermodesulfovibrio yellowstonii DSM 11347: NC_011296]
MYLETIEKKSEEKQRKHKVCRSRGGESCAFDGAMIVLQPIADAVHLVHGPISCSANSWEGRGTLSDRGSFHKRGFTTDLR
ELDLIVGSEQRLLKVIEEIIEETNPQAVFVYSTCVTGLLGEDLERICRDAEKKFGVDIIPVNAPGFIGPKNLGNRIAGEV
LLDYVIGREEPSFTTDRDINIIGEYNIAGDQYLIEPLLEEAGFRILSRITGNSTYREIKWAHRAKLNVIVCSRALVNIGI
EMEKKYGIPYVEVSFFGKTETTQALRKIASFLDKEGTLTEKVERLIQREEEKLEEGLKRYGNLIGKRAVLYTGGVKSWSM
VSALKDIGIEVVGVGTKKSTYDDEEKIKELVSEDCLLFEDTSPANILKIMKDKKAEILVAGGRNLYLGVKEGIPFVDVNQ
ERHRAYAGYRGLLNLAEDISRAIEFYSKDKSNRRPLSIKLKKGFIDPLKNSPFVGAAMALQGIDRTVPLLHTAQGCNFIG
KVLLIKHFREPIVMNTTKLFTEEVVMGGEEKLKSNILNFKNKGAQLVAVITGALSHMKGEDIEAVITPLRDETFKVPHIP
IPDYEGSLEYGYAKAVEGILSLIPECACRKKRGQINVVTGGHLTPADFSELREIVELFGLKPLILPDLSQLDGSRGFSGI
TKGGITLSEIEDMASSEFTVVIGRSLKGAGEILKEKFGIEYKVFDSLMGVNSNDEFFEFLSFLSGREVPEKIKRQRRILI
DGMRDAQFYVAGRKAAVATEPDLALGLSEILNEAGLDLELVVLPIGGEILEKIQSKEVLIGSLYDLEGDFELLLSNSHAE
EKARKLEVVLLEIGFPVYKSLGLTHKVTIGYRGSLNLINEMANLLLRKEVH
>643423220 CFPG_551  nitrogenase molybdenum-iron protein beta subunit 2 [Candidatus Azobacteroides pseudotrichonymphae genomovar. CFP2: NC_011565]
MRRNLGIKMEAALLEQERSNSLSVEEGMGTCNACKQCAPLGACVVFKGIEGALPMLHGSQGCATYIRRYLISHFREPVDI
ASSNFSEETTIFGGNRNFNSGINNIISQYHPQVITIASTCLSETIGEDIHRLIFEYKSIHEVNKDLPEMIFASTPSYQGT
HYEGFHEAVCAVVKALAKGDKKFGSHINLFSNFISPEDIRHLKEIVSDFSINAMVFPDYSDTLDGVSWRTYQRIPEGGTR
VSALKKSALASFSVELGYILNAVCKNGRIKTRSLSQSAGEYLQTKFNVNLCRTGLPVGIRETDKFFQLLSSISDRSIPLK
YERQRGRLIDLYIDGHKYVSGKKTIIYGEEDLVVALASFAAEIGIKLLLCATGGESGKLESTLRDVLGDMYSNETIVGQG
MTFEQMEGVVTKSGIQPDLMIGNSKGYYIARKLRVPLIRVGFPIHDRIGAAHNKLLAYEGTTLLFEQIVNALLESKQRRS
SVGYKYM
>643569202 Mpal_0555  Nitrogenase [Candidatus Methanosphaerula palustris E1-9c: NC_011832]
MSETRVRQVNENQCQMCMPLGGVVAFKGIEGAMVLVHGSQGCSTYMRLANVEHYNEPIDVASSALNEKQTIYGGEKNLKK
ALDNVIRVYEPKVLGIVTSCLAETMGEDLTRMIESYTRERSTEGIDIIPVATPSYAGSHTEGFWAATRDLIAYFARPTEP
HQRINVIIPHISPADIREIKRIFDLMGLEYMLIPDYSMTLDRPFGGRYQKIPPGGTSTADIAAMPGARATVQFGLTCPDD
LSPGLYLQKQFGVPLITLPLPIGLQNTDRLMETLQRLSGRPLPETLALERGWLLDGMADSHKYNAEGRPVIYGEPELVNA
CVSLCLENGAIPAVIASGTRNSRLEEVLTPQLADADEAPVLLEEADIAAISEAACTTKANIAIGHSGGRSLTERQGIPIV
RVGFPIHDRVGGQRLLSAGYAGTLAFLDRFTNTLLEAKYSSYRQQRKDEMITRGGI
>643639878 Geob_2581 nifEN nitrogenase MoFe cofactor biosynthesis protein NifE [Geobacter sp. FRC-32: NC_011979]
MAKPDYYDVTDCKTNDAGAPKFCKKSEPGEGTERSCAYDGARVVLMPITDVIHLVHGPIACAGNSWDNRGARSSGSQLYR
RGFTTEMLENDVVFGGEKKLYKAILEVAGRYPEAKAIFVYATCVTAMTGDDVEAVCKAAAEKVVVPVIPVNTPGFIGDKN
IGNRLAGEILFKYVIGTAEPPVLGEYSINLIGEYNIAGDLWGMLPLFDRLGIRILSCFSGDAKFEELRYAHRARLNVIIC
SKSLTNLAKKMQKTFGMPYIEESFYGMTDTAKALRDIARELDDAVGGLEKRVMQDRVEKLIEEEEAKCRTAIAPYRARLE
GKRAVLFTGGVKTWSMVNALRELGVEILAAGTQNSTLEDFYRMKGLMHQDAKIIEDTSTAGLLKVMQEKMPDLIVAGGKT
KFLALKTRTPFLDINHGRSHPYAGYEGMVTFARQLDLTVNNPIWPALNAAFPWEKSAMELAADVAGAAGHGERFLALPIP
AAESLCPPPLLGRGQGEGAVSPAGNSDGNVTLSPTLSHQGGVRIKQSTVNPQKNSPALGATLAFLGIDGMLGLLHGAQGC
STFIRLQLSRHFKESIALNSTAMSEDTAIFGGWENLKKGIGRVIEKFDPRVVGVMTSGLTETMGDDVRSAIVHFRRENPQ
YDHVPVVWASTPDYCGSMQEGYAAAVEAIVDALVEEEDEATIVTQVNLLPGVHLTPADVEALKEITESFGLTPVVIPDIS
NALDGHIDDTVSPLSTGGITVEHIRAAGRSAATLYIGDSLAKAALKLKERCGIPAYGFTSVTGLKEVDMLMETLSAISGR
PIPEKHRRWRSRLTDAMVDSHYQFGNKKVALALEADNLKTLTGFLAGMGCEVQAALSATRTRGLDALPSATVFVGDLEDL
ETAALGADLLVANSNGRQAAAKLGIKAHLRAGLPVFDRLGAHQKMWVGYRGTMNLVFEVANIFQANAKESQKLAHN
>643719705 HRM2_09730 nifK2 NifK2 [Desulfobacterium autotrophicum HRM2: NC_012108]
MISNMIPKKIKKKIDKKPYTATRNACKMCTPLGATMVFHGIEGTIPLLHGSQGCSTYMRRYLISHFREPVDIASSNFTED
TAIFGGGANLMLAIENVARQYTPKMIGIATTCLSETIGDDVPMILNGMDKALDDTILVHVSTPSYTGTHVDGFHGAVHAV
VERCNPLGCKPEQAVKPRQNINVFPGMLSNEDIRHLKEIFTDLDIEFTILPDYSERLEGPSWDDYQVIQKGGTPIRQIQE
MNRATASVEFGAILAASVDQGTESAGSLLKERFDIPLVSLGFPVGVKATDLFFERLEALTLKPMPERYKEQRGRLIDAYV
DGNKYVSGQRAVVYGEEDFVVAIAGFLAEVGIIPVLCASGGKSGLLEKALEKTLTPKIFKQVTVHQGMDFTRMEQAAGAL
DPDFMIGNSKGYTMSRHLKVPLVRVGFPIHDRIGGQRILHIGYKGAQALFDAIVNTLLHHNQTTSKIGYAYM
>643872120 Tola_0656  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Tolumonas auensis DSM 9187: NC_012691]
MAQIIKTHKPLATQPIKSGQPLGAILASLGIDRCIPLIHGAQGCSAFAKIFFIQHFSEPIPLQSTAMDPITTVMGSDENI
IQALAHLCEKSNPRLVVLLSSGLSEAQGTDMNRALKEFRRQYPKFERNEIVTVNTPDFYGSLENGYSALVESLISQLVPE
QKIRSIRKKRINLLLSHMLTPGDIELIRQYAEAFGLQPILVPDLSRSMDGHLVKQDYLSVSQGGTDVNMLRQLGQSSLTL
VVGPSMQRAGQLLSSRSGVESVYFPHLMTLAEMDRFIQTLQQVSDRQVPEWIDRQRGQVTDTMIDTHTWVNDTRVAIGAE
ADLLVAWLAFAESVGMQPVSVVAPVNQPCLAALSVDKVLIGDLEDLQQQAEERGCDLLLANSHGAVMAEQLKLPLMRIGF
PIFDCFGEFRRVRQGYAGIRDNLFEIANYQQQACHGRPVYHSPLKQPFAQAPLGAEEAFA
>644802007 DMR_17510 nifN nitrogenase molybdenum-iron cofactor biosynthesis protein [Desulfovibrio magneticus RS-1: NC_012796]
MSDSPYVSTTNACKLCTPLGAALAFRGVEGAIPFLHGSQGCATYMRRYIISHFREPMDIASSALGEKQAVFGGGPNLKKG
ILNVMSKYGASVVGVATTCLTETIGDDVPRLLAEFRKEFSDLPLPEIVHVSTPSYSGTHMEGWHAAVAALASQLVQVKAE
PQRRVNLMPGLVSPADLRHLKDILADFGVAATVLPDISDSMDRPALLDYEKLPAGGTTLADIRAMSGALGSIECGRADHV
AESAGANLERRFGVKNLRVGIPVGIRESDAFFAALEELTDVPTPKKYQDERGRLVDAYVDGHKYVAGKRAIVYGEEDLVI
AMTAFLAEIGVKPILCATGATCKNFKAQLAAVTEGLLPEPPEAREGVDFHDIAEQAADLAPDLLVGHSKGYTYAKAWNVP
LMRVGFPIHDRFGGQRMRHVAYGGTQELFDRLVNVVLERKQEDSAVGYGYL
>644834568 Dd703_0498  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Dickeya dadantii Ech703: NC_012880]
MAQVIRSKKPLATSPIKSGQPLGAILASQGIEQSIPLVHGAQGCSAFAKVFFIQHFHDPIPLQSTAMDPTTTVMGSDDNI
FTALATLCQRNAPKAIVLMSTGLSEAQGSDLSRAVKQFREDYPRFRTVAILTVNTPDFYGSLENGFSAVVESVIQQWVPE
KPPAGMRNRRVNLLLSHLLNPGDVELIRSYVEAFGLQPVILPDLSQSLDGHLASGDFHPVTQGGSALRSIEQMGQSLSTI
CIGASFSRAASLMAMRSRGLALNLPHLMTLEMVDRLIHHLQQLAGRDVPAWIERQRGQLQDAMIDCHMWVQGARLALAAE
GDLLVAWCDFALSQGLLPGPVVAPVSQPGLLTLPVDEVLIGDLEDMQDRLCVTPADLLVSNSHAADLAEQFGIPLIRAGF
PIFDRLGEFRRPRQGYAGIRDTLFELANLMQERHHHMAAYHSPLRQRFAPQSAPEVNDAAC
>644838573 Desal_0438  Nitrogenase [Desulfovibrio salexigens DSM 2638: NC_012881]
MTTKSKNYTSTTNACKLCTPLGASLAFRGVEGSIPFLHGSQGCATYMRRYIISHFREPVDIASSALGEKHAIYGGGPNLK
KGILNVMKKYEPKIVGVATTCLTETIGDDVPMYLKEFFDEFGDLNLPDIVQVSTPSYNGTHVDGWHGAVRSMVEQLCTEK
AENDGHINILPNMVSCEDVRHLFDICEDFGLKATILPDISETLDGPALEDYMKIPVGGTPVEDIKKMSGAKATIELGRCV
PAKSGGSSLAERFGVANHRIGLPMGLRESDIFFETLEAVSGKEMPARYERERGRLIDAYVDGHKYVFGKRAVVYGEEDLV
TGLCAFLAEIGVDVILAGSGAKKKGMAEAVTAVTEGVGRTIPEIHEGVDFHDISERAEELKPDMLIGHSKGYRYAKAWDI
PLIRVGFPVHDRFGGQRIPTLGYRGTQHLFDRIVNAMLEKKQADNSVGYGYM
>645000081 Dbac_0842  Nitrogenase [Desulfomicrobium baculatum DSM 4028: NC_013173]
MANTYVSTTNACKMCTPMGAALVFKGIENAVPFLHGSQGCATYMRRYIISHYREPVDIASSALGEKSAVYGGGPNLKKGI
LNVMRKYDVDLVGVATTCLTETIGDDVGRYLYEFREEFSDLPLPELVHVATPSYSGTHMEGWHAAVRSLADQVVKDKAPD
HGGVNLLPGFLSPADYRYLGSLGERAGVRFTMLPDLSRTMDGVIWDDYHSLPDGGTPVAEIRAMGGAAGSIEFGMSGGLA
ESASGVLERKFGVPARKTMIPIGLRATDRFMDTLSEFAGCDMPEKDAFDRGRLLDAMVDGHKYIFGKRAVVYGEEDFVIA
MCSFLGEIGIQPVLAATGTQSDRFGKALIEALGDVCVTMPVIRSGADFKDIEEEAAELAPDLLVGHSKGYKLARAANIPL
IRVGFPIHDRFGGQRILHVGYEGALSLYDMLVNAVLEKSQDDCPVGYGYL
>645012197 CAP2UW1_4449  Mo-nitrogenase MoFe protein subunit NifK (EC 1.18.6.1) [Candidatus Accumulibacter phosphatis clade IIA str. UW-1: NC_013194]
MQAVDDIKPCFPLFGDDDYQASLKNKQELFEERHSPEKVQEVFLWTTTQEYQDLNFKREALTVDPAKACQPLGAVLCALG
FEKTLPYVHGSQGCVSYFRTYFNRHFKEPICCVSDSMTEDAAVFGGQKNMFDGLENARAIYKPEMIAVSTTCMAEVIGDD
LNAFINNAKKEGHVPDEFPVPFAHTPSFVGSHVTGWDNMFEGIMRSFTLNHMADKAPGKNGKLNFVPGFETYLGNFRVIK
RMMAEMGVDATLLSDPTEVLDTPADGEFRMYAGGTTQAEIKDAPNAISTLLLQPYQLDKTKKLLENTWNHEVPKLNIPMG
VDWTDELLMKVSELTGKPIPESLARERGRLVDMMSDSHAWLHGKKFALYGDPDFVMGMVKILFECGAEPTHVLSHNGSKR
WLKAMEKMIAESPFGSNAKAYTGLDLWHLRSLCFTDKPDFLIGNSYGKFIQRDTLHKGKAFEVPLIRIGFPLFDRHHLHR
QTTLGYEGAMQVVTTLVNAVLEHLDEETMGMATTDYNFDLVR
>645033364 Dtox_1029  Nitrogenase [Desulfotomaculum acetoxidans DSM 771: NC_013216]
MKKENLHYKNVNENPCNMCMPMGGILPFKGLENSMVIIHGSQGCSTYMRRHMAEHFNEPIDVGSTSLNEKGTIYGGGNNL
KRGLDNILKVYQPGLIGVLTTCLAETIGEDTERLSAEYLLERGMPDYPVIPVPTPGYGGSHAEGYWLAVRKIVGKLARET
EPHNKINIIIPNISPADIREIKRLLQLMQADYTLLPDFSDTLDRPYERSYKKMPEGGTKVSDIIRMAGAMATVQLGLTVD
ENYSPGLYLEREFGVPFYNLPIPMGVESVDLFLKVLSDLTGNDVPECLLQERGRLLDCMIDSHKYNFQGKSVIFGEPELV
YAISRTCLENGIKPVVVATGSKTGRLSELLKPLLDEASEKNFILEETDFVTVRSKSKEAGANIAIGHSDGKYLTERESIP
LVRMGFPIHDRVGGQRLLSVGYTGTTMFLDRVTNKLLENKHGNYRKLIYQNFYRGTGRKKLCCPGS
>646638642 Thal_0431  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Thermocrinis albus DSM 14484 chromosome: NC_013894]
MARVVESKKALSVYPLKLSQPLGAMYAFMGVKGSIPLIHGSQGCASFAKTFLTRHFWENIPVQTTALSQIATVMGNDDVL
HTALKNVIERAKPEVVAVITTGVTETRGDYTEGSIKLFRELYPDFRHVEILCVHTPDYEGSFHTGYKEALLSIVKNVVRT
KYATVPDQVNLIVSYSLTAEDIDTLKELLELFGLKVIVLPDISMSMDGGVLGFSSVIPNGTALRDIQRMSSSTITIAVGE
SAKAAGEYLEKEFMIPMYYFEHLMGIESYDELIRLLINLTGRDLPERVKRWRNRLLDMMIDSHFYLSKKRVAIAGEPDYI
IGLSQFLAKELGMVVSLAVTTVKTESLETLPVEDIIVGDLEDILNSKKDFDLLIGNTNLRHVASKLNVPHYRVGIPIFDR
LGHFLKGFIGYKGSTYFTMDIANLLMEREEEESYRVPDYVKRRYEQC
>646669470 Dacet_1051  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Denitrovibrio acetiphilus DSM 12809 chromosome: NC_013943]
MVRVIEKPLSVNPLKKSQVMGAVTVFLGIDSCMPLVHGSQGCMAFTKNFLTQHYREVTPMQSTAVFDIATILGDDSNLQD
GLKNVIDKLKPKVIGLVTTGMTETRGDDIKAVLSRFREKYPDYADTVIVPVSTPDFAGDAETGYAEAVAQILTVAVKPEA
GKEYKDKKCINILAGMHLNAADIDWLKRLFADFGLDAFVLPDLASTMGGQVTRFYSLPEEGARLSDIESAGCADFSIAVG
ASMEKAADVLLENHSVPYKKFDTLMGVKATDELLSWLIDYTGKPVPEWVKIERKRAVDAMLDAHFSFGGKTCSIAGEPDL
LYGFGKFLSEEFGIKLECLVTTAKTGHFETLKADNIIFGDLGDLEENIGKSDFIIANTNAEHICKRKKLPLYKAGYPVKE
TLGHFHRNFIGYRGAMQLAFDIGNICLEKDIEKSHKI
>646688563 Slit_0904  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Sideroxydans lithotrophicus ES-1 chromosome: NC_013959]
MAEILKRNKALAVNPLKASQPVGASLAFLGINRAMPMMHGSQGCTAFGKVYFVRHFREPIPLQTTAMDQVSTVMNADENV
IEGLRAVCEKSKPALIGLPTTGLSETQGTDIKRLVKDFYAAYPEYANIPVVPVNTPDFTGCLESGYALAVKAVLETLLPT
IAPSPASGRGLGRGFVGKRKKQVNVLAGSFLTPGDIEHIKELIEAFGLRPLVLPDIADSLDGHLTEIETSPVTVGGTPVS
DISSMGESIATLVLGNSLYDAADFLKAQTAVPDHRFDSLMGLEAVDGFVAALAEISGKPVPEKIERQRAQLQDAMVDCHF
MLGFARVAIAADPDLLFGFARLVTEMGCEVVAAVAPARANILGEVAAEKVAIGDLEDMENAAKSNAAQLVIGNSHAVESA
RRLGVPLLRAGFPQYDLIGGYQRLWVGYRGTRQALFDLSNMVVEHGHHEPEPYVSIYTQRTGDAAHFPHPNPPPVGEGTN
VKSNFGEVCRATPATGQTH
>646715084 Caka_2835  Nitrogenase [Coraliomargarita akajimensis DSM 45221 chromosome: NC_014008]
MIISNEELDTSHYKSGATCNACKLCTPLGACMVYSGVEGCIPILHGSQGCSTYIRRYMISHFREPVDIASSSFTEEDTVY
GGARNLALGIKNLIEQYHPEVIGVGTTCLSETIGEDIAGMVMEIERGLSDESQDAVPLVHVSTPSYTGTHTDGFHAACLS
LVKRFAEGEGRGDKTKLINLLPGMVSPADLRHYRELLDDLGLDPIMIPDYSDTLDGVSWKEYHRIPEGGTSLESLRLSGS
SRATIECGSLLAKNKETAGRYLETTHAVPNHAVPLPIGIRATDQLIAALETVAERPLSARLSDERGRLVDSLFDAHKYLF
GKRVAVYGDPDLVVGIVSLISEMGMVPVICATGGKVPGFREAVECVLQNTDSEEIEILSSADHVRIHDRCDERKPDLIIG
SSKGYSISRKTGIPLVRVGFPVHDRMGGQRLLHIGYRGAQQLFDRIVNTILEHKQAQKDVGYTYL
>646797291 TherJR_0692  Mo-nitrogenase MoFe protein subunit NifK (EC 1.18.6.1) [Thermincola sp. JR: NC_014152]
MLDFTPKEIKERASGGLINPAKTCQPIGAMYAALGIHRCLPHSHGSQGCCAYHRSHLTRHFRDPILASTSSFTEGASVFG
GGANLKTAIKNVFAIYNPDVMAIHTTCLTETIGDDIPAFLNQAEIPEGKIVIHANTPSYVGSHITGFSNMTRGMVNYLSE
ATTEAKKEQVNIIPGFVNPGDMREIKRLVKAMGINFIMFPDTSGVVDSPMTGKFEMFPKGGTTVEELKDTGNSKLTIALG
SFASTDAAIALERKCKVPAKTLKTPIGVKATDEFLMTLRNTFVTEIPYELEEERGQLVDIMVDTHHQFHGKKVAIFGDPD
IVIGLTELVLGLGMVPVHVLTGTPGSTFEKEVKAMLLESGLKGNVKAAGDLFEFHQWIKNEPVDLIIGNTYGKYIARAED
IPLVRVGFPILDRSVHSYMPIVGYKGAMRLVEMISNALLDRQDRDAADEDFELVM
>646847699 DaAHT2_2476  Nitrogenase [Desulfurivibrio alkaliphilus AHT2 chromosome: NC_014216]
MGKKTPDFISTTNACKLCRPLGAVLAFRGVAGAVPYLHGSQGCATYMRRYIISHFNEPIDIASSSLGEKNAIYGGGPNLM
LGLQNVTAKYRPALIGIATTCLTETIGDDLNLLLAQYRREFIGDDDSAPLLIRVSTPSYAGSHMEGFHGAVMALVEQLAA
PAESDSVSGQAMPTEAGINLFPGLVSPADLRLLKDILAEFNLPATILPDFSDTLDGPALEDYPLIPPGGTEIAAIAGMGR
AAVSIEFGRTIPDNLSAAGWLAAQRGVSRKQLGLPLGLRETDRLMELLAQLAASRSAPTGCEESPTSAQPALPPRQAAAR
GRLLDAMVDGHKYLAGKRALVYGEEDLVVGLSSLLAELGIRPVLCASGGKSGKLAAAIGEVTGELLPAGSSPEVYEDCDF
FDIAERARQLKPDLIIGHSKGYSLARELAIPLIRLGFPIHDRLGGQRILHLGYQGAQQLFDTIVNTLIAHKQDSSPVGYS
YM
>648088238 CLJU_c04960 nifK nitrogenase associated protein N [Clostridium ljungdahlii DSM 13528 chromosome: NC_014328]
MEMSNKKLVNVDINPCKMCMPMGGVMAFKGIENNMVILHGSQGCSTYIRRHMATHYNEPVDIASSALTEQGTVYGGSENL
KKGLRNMIKMYEPTTIGVMTTCLAETIGEDTKRIVEEFYNEEKDNEKIKNIKIITASTPGYGATQAEGYFQVLRSIVEQA
CEKSESTGKLNIICANLNPGDVRNIKQILDDFKVEYTILPDVSNTLDSAHNEKYKRIPAGGTKIEDIRKMSGAVGTIEMG
MTISDDKSPGTYLKDKFKVPLYKCPIPIGFRNTNKFIELISKITGILIPHKYVVQRGRYLDAMVDNHKYTGEARVLLYGE
PELVYAVSRLCEENGILIKMIGMGSKNEMLREKLKEELKVQKEECIVLDDTDFKTMEDYAEKLKINLIIGNSDGRRMAQK
LKLEIIRIGFPIHDRVGGQRQVITSYSGSAFLIDSVANVMLSHTQNTYREKAYNDFYAPFAKMAEKESIQSPADKICTHP
CFGDNAHEFARMHIPIAPKCNVSCNYCSRKYDCANESRPGVTSEVLSPKEALEKFKIVKSKMKNLTVVGIAGPGDALANF
DQVRESLKLIREYSPETTFCLSTNGLMLPFYANELVQLGVSHVTVTINTVDSKIGLRIYKEVNYLGHKYIGEEGAKILLD
NQLTGLRYLCSKGIICKVNIVMLKGINDNHIKEVVKKVKECGAYMTNIMQMIPVSGSVFEDLPLVSNIELNEMRKKCEVS
MKQMYHCRQCRADAIGTLSEDHSIDFRNVGCGGCLGKCSDDKKVEEEKLLKNAAKSKKYKFAVSSKSGINIDQHFGHANE
FYIYTYNDGTTKFLEKRNVDKYCTGVYECDEHEDKMEKTMKAIGDCNAVLALRAGVDPTEKLEKRGIKVIEMYDSINKGI
VKAVKLLEDDKIQVY
>648109920 Spirs_3002  Nitrogenase [Spirochaeta smaragdinae DSM 11293 chromosome: NC_014364]
MGKSSESITKEGEAPVREAPGMVVNPCKACAPLGASIALRGIRNSMCILHGSQGCATYIRRFLIGHFREPVDIASSSFDE
SSAVFGGRSNLIRGVKNIIGQYKPEVIGIATTCLAETIGEDVGMYLKDFPADEGVTYIHTETAAYKGTHVDGFMKMCAAI
AAQAAPPRKRAAAGAHTCGQGEVGKGSLRINLFPWMVSPEDIRHLKWVLGEMGVQATLLPDYSRSFDGGAWKEYHRLPEG
GTSIDAVRRMGEAEHSIEFGLISSHKCSPAAIVKQKAGVPYTNLPLPIGLKNSDACINALIDVSRENGHEPRFSPMLKDQ
RERLLDAYADAHKYFAGLRAAVYGEGDFVAGICSLLCELGIEPVICLSGEKLNSHAEAMISRICTDFAFDEPLIRFDADF
SGLEAILDEVHADLMIGGSKGYKVSRRLGIPLVRAGFPIQDRLGGQRLLHIGYAGALRMTDQIANTMIAKRQDESPVGYM
SM
>648111648 Deba_0435  Nitrogenase [Desulfarculus baarsii DSM 2075 chromosome: NC_014365]
MTREITSPDYVSTTNACKLCMPLGACLAFKGVEGAAPFLHGSQGCATYMRRYLISHFREPVDIASSSLGENQAIFGGGPN
LKKGLVNVINKYGAKVVGIATTCLTETIGDDVPGLVREFLAEAKVETPDGQMPALITVPTPAYGGSHVDGFHAAVLAMVS
QLAQPTPAHGGVNLLPGFVSPADLRRLATVTRAYGLRAALAPDYSRTLDAPAMATYEALPAGGVSLNQLRAMGGAKATIE
LGHCLPGRSAGSWLEMYLNVPLRSLGLPMGVRACDALHQALRELSGRDTPEEIELERGRLIDAMIDGHKYLSGKTAVIYG
DEDMVVGVAGWLAELGVRPALCATGGKSGRFPAAIAEVTEGLVRQPARAVDGVDFQQIGEMARQIGPDILVGNSKGYRLA
RELGVPLVRVGFPIHDRFGGQRLLCLDYQGSQELLDRIINAILAHDQDRHHWGYGYL
>648145922 Clocel_2830  nitrogenase cofactor biosynthesis protein NifB [Clostridium cellulovorans 743B chromosome: NC_014393]
MKEKNYANLNVNPCKMCMPLGAMLAFKGIEGNMTILHGSQGCSTYIRRHMATHYNEPVDIASSSLTEDGTVYGGAKNLKN
GIRNMINLYHPTTIGIATTCLAETIGEDVKRIVTELYEEEKETGLLDDIKIISLGTPGYGGTQAEGYYRAIRAMVETLAV
KTGTSNNKINVICGNINPGDIRNIKALFEKMKIDYVLLPDISENLDGGHSSKYNRLKNGGTKVEDIVSMGDSIATIEMGV
TVSEEDSTAVYLRDKFNIPIYKCPIPIGVKNTDIFLEVLSEVSGKAIPEECTKDRERLLDGMIDNHKYNGEARAVVYGEP
ELVFAIVNTCSENGIIPKIIATGSKNKKLVELVLEKSFKDEEIIVLDDTDFETIEALAKENHVNMMIGNSDGRRMAERLN
LEIVRIGFPVHDRVGAQREIFTLYNGTGSFIDKTANVILKYKEEHFREEAYNKYYDDRKDENVGREITMITNKEKTLTHP
CYNQGAHEFSRMHIPVAPKCNIQCNYCVRKYDCTNESRPGVTSDVLSPEGALEKVKAVKAKIDNLKVLGIAGPGDALANF
EETKQSIKLIKNEYPDMTMCLSTNGLMLPFYANDIVELGVSHVTVTINAVEKEIAAKIYKHIDYLGTRYEGEAAAEIMIN
NQLSGLKYLASKGVVCKVNIVMIKGINDHHIEKVVAKAKECGAFISNIMQHIPVKGSGFEDRPLVSNIELNDMRKKCEGL
MKQMYHCKQCRADAIGTLNQDRSIEFRNFSCSGSCSNKKAKENKKSYRFAIATKSGINIDEHFGQAEEFHIYSYCDGDIK
FDEKRVVAKYCNGIEDCEDHDDKIAKIIKVVSDCVGVLAIRAGESPVKRLAEKGITIFQMYDGIYNGINKAMETVKENEK
QVVNK
>648150581 MTBMA_c01520 nifN nitrogenase iron-molybdenum cofactor biosynthesis protein NifN [Methanothermobacter marburgensis str. Marburg chromosome: NC_014408]
MKHRSTIINPGIICQPLGAVMAFLGIRGSMPLIHGSQGCSTYMRFQLTRHFREPVNIASSSLSEATVVYGGEENLLRALK
TVEEQYSPEVIGVISGCLSETIGDDIDRIVDKHRESGGSEIITVSSPGFRGSHVDGYEAAVKSILRSLVMEHAEPVDRIN
IINGIMSPADTSEIKNILEGMGVDFLMITDNSESLDEPFDGDPYFITRHGTSIHDIATAGDSMATLNLGGYGGGEFLEKK
YGVKNIELPIPAGLEGTDKFLGVLLDLFHSDISRSIRRERGRLMDAMIDSHQYTSGRRVAIFADPSYVVAVTSLVLEMGM
QPYVFTGSRSRYFHEKISQFQRKWGFQFPAESGVDISGLKENLAGREVDVLIGNSHCARVARELGVPLLRMGFPVYDRVG
SQRIRIAGYGGGISFVDSLTNLILESHYDDGYEIDGDTCDKDSCCI
>648154033 Tthe_1859  Nitrogenase [Thermoanaerobacterium thermosaccharolyticum DSM 571 chromosome: NC_014410]
MYETYKNVNENPCNMCMPLGGIIAFRGIEKSMVLLHGSQGCATYMRRHIAEHYHEPIDVASSSLNEKGTVYGGEKNLIKA
LDNVIKVYNPNCIGILTTCLAETIGEDIDRIKSEYKASRNISIPIITVPTPGYGGTHSEGFVKTSYRIVEELSTNKERHD
RINVIVPNISTADLREIKRLLELMKIPYILFPDYSDTLDSPFNFPYKKIPDGGTKISDVMSMGGSIATIEIGVNYEETPG
KYLQDRFNVPLYKVPIPIGLRNTDRFLKLLNEITGNPIPKSIEMERGRLLDGMIDSHKYNFEGRCTIFGDPEMVYSVFTT
CMENGIHPLLIATGSKAQRLKELVISEDNPLNVDITIIDETDFSHILKLSEEKEVNIAIGPSDGKYLTEKGGIPLVRIGF
PILDRVGGQRILSVGYTGTLNFLDMITNTLLENKYKTYRKDMYEKYYKAM
>648173211 STHERM_c03470  nitrogenase associated protein N [Spirochaeta thermophila DSM 6192 chromosome: NC_014484]
MEASYRPTVNPCAQCAPLGATLVYRGIERCFPLLHGAQGCATYIRRYLVGHFREPVDIASSSIHEDSVIFGGRDNFLTAV
ENVLQQYRPAVVGVATTCLAETIGEDVSMFVHEYRRRQGGDEGPVFVLAPTPSYRGTHQDGFLTAIQASLAALVPGEGGG
GHPRTPYVNVLNTQLLSCEDLRFLKELFSQAGFTPIVFPDYSESLDGPAWTHYVGIPPGGTPLFLMRRMGSALCTVEMGV
FHGDDSPGRMLEDVHGVPLVSTGVPVGVCATDEWIGALERIGTKALSERYRQVRGRVLDTYADGHKYVFGKRVMVYGEDE
LVYALARFCMEVGMIPAICATGRQTPGFRERLQVLGGDRDILVLSGASFDDMEMAAKDAGIDLLMGNSKGYKIARGLGVP
LVRVGFPIHDRLGGHRIRILGYEGTLSLFERVVNALIEREQERSPYAYFTM
>648193242 Mpet_0257  nitrogenase [Methanoplanus petrolearius DSM 11571 chromosome: NC_014507]
MSDSIHTSTGRTDTAKLVNENQCHMCMPLGGVVAFKGVEGSMALVHGSQGCSTYMRLTNVEHYHEPIDVASSSLNEKQTI
YGGEQNLMKALDNVRRVYKPKVIGVLTTCLTETMGEDLNRIISTYKAEKGEIDTDIIPVSTPSYDKSHTEGFWTATRDII
AHYARKDIAYHKRINVIIPHISTADIKAIKMILDTWGVEYTLLPDYSMTLDRPFAGKYMKIPDGGTPTSAIAEMSGAPVT
IQFGLTCEKNISPGHYLEENFGVPLINLPLPIGIGNTDMFMDTLKRITGKPMPKNLGYERGWLIDAMADSHKYNASARPV
IYGEPELVYAYTSLCLENGSIPSVIATGSAHSRLIPALERLLEESDCDEYPVILEGADFSMIEAVALEAGSNIAIGHSGG
RLLEEKHDIRIVRAGFPIHDRVGGQRILSAGYAGTLSFLDRFTNTILEKKHSSYRELRKQELLSKIAAVTETGFTAE
>649703023 Ilyop_1404  Nitrogenase [Ilyobacter polytropus DSM 2926 chromosome: NC_014632]
MKDKNCVDVNVNPCKMCMPMGACLAFKGMEKSIVVMHGSQGCSTYVRRHMAQHYNEPIDIASSSLNEKATVYGGEANLKK
GLKNVLKMYNPKTIGVVTTCLAETIGEDINRILKDFMVEEKISSEDLTLVSVPTPGYGGTQFEGYYLAVRKMVEKIVEPS
EPNKKINIISGLMSPGDIRELKLILERFGIEAVILPDVSETLDSPYRGLEFEKLPEGGTTCSEIKTMSGSLATIEFGVHS
REDHSPGEYLKKEFGVPLYRIPIPIGLENSDTLMKLLSKISGKKIPEYYVKARGRMLDAMIDSHKYNGEGVAAVFGEPEL
VTSISSLCLENGITPRVISTGSNIKKIRAFLAEGLDKYGDEIVVLEDTDFETIRSYVKEKEVNILIGHSDGKYIEEKEGI
PLIRVGFPVHDRIGAQRQVTIGYDGSMNFLDILTNTLMAQKYQSYRDRMYKKYYKEDEDVKEVTA
>649774963 Palpr_1431  nitrogenase [Paludibacter propionicigenes WB4 chromosome: NC_014734]
MIEAKTYTSTRNSCKLCAPLGASMVFKGIEGCVPLIHGSQGCATYIRRYMISHYKEPVDIASSNFSEESTVFGGSKNFIT
GIENIIKQYKPSVIGIASTCLSETIGEDIPGHIRHYKESHEADGSFIPTFIHTSTPSYSGSHAEGFHNTVLAAVKAIAKH
DQTVEALNIFPGMVSPADIRYLKELLDDFGLKYVLFPDFSETLDNEYTSEYQLIPTGGTPMADIEHLGDAKATIEFGSAF
NKTVNRTKDSGTLQTAGEWLQSTYYIKNNQMPLPIGIEASDKFIKVLEEISGQAIPEKHRKERGRLVDAYVDAHKYVFGK
KALIYGEEDFVTAMSDWLKEIGIEAFWIKGTDFETLREEADKFKPDFLLGNSKGYYIARELKIPLVRVGFPIHDRFGATR
MHHIGYRGTQELFDRVVNALIEFKQENSPIGYKYL
>649783261 Calni_0679  nitrogenase [Calditerrivibrio nitroreducens DSM 19672 chromosome: NC_014758]
MKSYQINPLKKSAVLGATLATLGFKNTIPVHHGSQGCTAFIKNIMTQHFREIIPMQTTAIYNIALVLGDYNELVKGLSNV
IEKNRPEVIGLITTGIPQVRGDDLTYMVKEFYRKYPTIKTEIIPIAVSDFNGDAETGFSDAICAFMDRIDFYKSSDDKDL
LILTNFSMTCGDIDEIRYIVESFGLNPVFFPDISESLGGSFNHYYKITPGGLEYKTRLKKPLFAIGIGKSTEKGLNLLKD
KGVEIKLFPSLLGLKETDDFIDFLSKCSNKTPPKSIIKIRGQLIDTMLDSHFYFNNKKIALAVEPDLAKGLYGFLYEELG
IEISALTTTYIRDDLKEIDVVKSGDLFELEQYMKNTDLLMTNSNGTLLSDKYCIPLVRIGFPVKDEIGYPLKVFSGYKGS
LRLLTEIANIFLHHEEEKSYQYKKFKGVKYYENRVL
>649792879 Sulku_1297  nitrogenase molybdenum-iron cofactor biosynthesis protein nifn [Sulfuricurvum kujiense DSM 16994 chromosome: NC_014762]
MEFSLSHHERKPLQVNPIKHSQPMGATLAFLGVKDCMALMHGAQGCASYTKVFFTRHFNEPIAVRNTSVSDITAVLDGGD
YSILMAIENIQSKEKNLKPSMIGLHTTGLTETKGDDVRGVGMHIEIPYVFVNTPDYEGGMESGWALTVAAMIEQITAEST
EVRANKLVLLPHLSMQPIEVEKIKCFCEDFGFETYALPDLSTSLDGYWEEGQGKLANGGITVDQIRELATSSVVVSIGTS
MKKSAQALLKKNPSIEHLHFDHMMGLDGCDNFVAALMKIRHTEPKPLVKRWRSRLQDAMLDSHFLIGSSHFVVTGEPDML
VGICALLRSVGGTVVAAVSTTFSDALHLIEADNVFVGDLEDARRFFDEADMVISNFHAERILHSVEHTALVIRGFPNYEE
LGNQLKNDQLYEGSTYFLFEIANELRKVKHEH
>649822449 Ethha_1561  nitrogenase cofactor biosynthesis protein NifB [Ethanoligenens harbinense YUAN-3 chromosome: NC_014828]
MKTTNRNYTNLTVNPCKMCMPLGAVTAFYGVKGCMSIIHGSQGCSTYIRRHMATHYNEPIDIASSALTEQGTVYGGEANL
LKGIGNLTKLYQPQVIGICTTCLAETIGEDVPRIIEKAKQEGIAPGITFVNVPSPGYGGSQFEGFLAATRAIVATLATDS
TPNRSVNVIASYMTPAEMRTIKDILDAFELDYTLLPDISENLDRVYDPVYNRLPQDGTDLADIRRMAGARFTLEIGVFSN
ERNSAAEYLHETFGIPYKKVPLPIGLRGTDALLEALSEISGKPIPEKYRRARGRYLDAMVDAHKYTGEARVVVFGEPDQV
FGLTRLCLEVGALPLLVATGSRNTKLKEGLEDEIERLAKVKMAAFHEILDDTDFDKIADLAVKHHVNLMIGNSDGRRVQE
KTGIELLRIGFPMHDRVGGQRQVSIGYEGSLQVMDGIANAMLNATATTFRKAMYDMYYNGPDKKQPTTPTAAPAAAATEP
QATLSLSKEDVAAKTKKHPCYDCSACSSGSARMHLPVAPACNIQCNYCTRDFDCPNESRPGVTSGVLSPEEAVAKYLKVK
EKVPNLSVVGIAGPGDVLANFEQVKATLEGIRKVDPDVTFCVSTNGLMLPFYANDLLKLGVSHLTVTLNAVDENIGAKIY
KHVNYLGKRYTGVEGARILRDNQLTGIRYLVGKGMVIKINIVMLKGINDAHIETVVQTVRDLGCEITNIMQLIPVKGSAF
EDMELVSNKELMEKRKACSVIMKQMYHCKQCRADAIGTLDNDVSIQFREEEEKKEEPKRLRFAVASKSGMIVDTHFGHAN
EFHIYDYQNGDVIYVERRAVGENYCKGGSDCGEQQGPGIDAIIEAVGDCQGVISMRIGAEPSNKLRERGIEPFMMYDRVE
SGVREAARKILSGEVACNAAEKVEVSK
>649842564 Selin_0263  nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Desulfurispirillum indicum S5 chromosome: NC_014836]
MNHRNLHVNPLKKSSVFGATLAMLGIDQALALHHGSQGCTAFTKNILTQHFREITPMQTTALCDIATIMGDDVNLHEGLN
TIITKAQPRLVGLITTGVSETKGDDVEGGVRRFYEKYPQHAGVPVITINTPDYQGDAQWGYVQAVQALLDQLPIAKQPVN
SRQITVLASMALTPGDAEELKEIIADFDLEAIVLPDLGATMGGGVDHYIKVPEGDYPLEKLLQVGASAHTIAIGASMEEV
ARSLQERFGTPISLLPSLIGVHNSDNFIMALSRISAKPVPQKYSRQRRQLLDAMLDSHFFYNGKSVIIAAESDLALSMAD
FLHHETGLDIACAIVSHRLPGESDPHYPILTGDLGDLEDLANGCSAIITNSNGILASTRKNIPLLRVGYPIKDRLGEQLK
VFIGYRGSRNLVYELGNIFLEQDEEASFHYKNIRGVPA
>649851826 Daes_1029  Nitrogenase [Desulfovibrio aespoeensis Aspo-2 chromosome: NC_014844]
MSKSAVKTGAKSAARPNYVSTTNACKLCTPLGASMAFRGVEGAIPFLHGSQGCATYMRRYIISHFREPVDIASSALGEKN
AIYGGGPNLKKGVLNVMKKYEPTLVGVATTCLTETIGDDVPRILHEFRKEFGDLDLPDIVHVSTPSYSGTHTDGWHGAVR
SLVEQLCTQKAADTGRVNILPNMVSCEDIRHLKDICRDFGVHATILPDISETLDGPALEDYVKIPSGGTPVAEIREMSGA
RATIEFGRCLPAKTGGVSLESSFGVKNHRIGLPMGLRESDRFFETLEAVTGTPMPRRYELERGRLVDAFVDGHKYVFGKR
AVVYGEEDLVVGLCALLAEIGVDVVLAGTGSRGKGLERAVAAVTEGVSRIAPQVRESVDFHDMAEEAEALAPDLLVGHSK
GYTYARGWNVPLVRVGFPIHDRFGGQRRLHLGYRGALELFDRIVNTLLEKKQTDSDVGYGYL
>649927554 Despr_2705  nitrogenase [Desulfobulbus propionicus DSM 2032 chromosome: NC_014972]
MSTNPPTFNKPKKPNYLSTTNACKLCKPLGACLAFKGIEGAVPYLHGSQGCATYMRRYIISHYNEPIDIASSSLSEKHAV
YGGGPNLKLGLTNVAAKYRPELIGIATTCLTETIGDDVAMYLRQYAEDTKGSVGLPTFVNVSTPSYSGTHMEGFQTAVRE
VVAQLSEGGPRSETVNLLPGFVSSADYRLLHEILADFGLNATVLPDLSETMDGPALLEYEKIQGGGTPIAAIKAMGRAKA
TIEFGTTLGAMTTAGDVLREKFSVMHHRIGMPIGIRETDVFFNLLEELSGQPTPEKYVKQRGRLVDAYVDGHKYVFGKRA
VVYGEEDLVVGLCAFLAEIGIQPVLCATGGTSGKLKEAIAAVTGDTLLEQPQVFEDVDFYEINEMAGQMNIDLVVGHSKG
YPLAKKLDIPLIRVGFPIHDRIGGQRILHLGYSGAQQLFDTVTNALIEKKQDDSPVGYFYM
>649975571 Sgly_2835  oxidoreductase/nitrogenase component 1 [Syntrophobotulus glycolicus DSM 8271 chromosome: NC_015172]
MKKQIDHYRNVNENPCHMCMPIGGILAMKGIEGSMTLLHGSQGCATYMRRLISEHYNEPLDVASTSLNEKGTVYGGEANL
KKGLENVRKVYDPKIIGVLTTCLAETIGEDIERIKTAYLAEKNIPEFPIVAVSTPGYGGTQTEGYFVTLKRVVMLLAKET
ARHNKINLIVPHISTADLRELKRILQMMAIEYTLLPDHTETLDAPYLEVYQKIMPGGTKLEDIEAMSGARATIEFGLTVD
EAHSPGKFLAQKYGVPLYKLPLPVGVRATDEFLETLRQITGRPIPEEISKERGRLLDAMIDAHKHNFQGRAAIFGEPEFV
HAAANLCLENGVTPKVIATGSKTRKLTQLLEVKLGQLDEECVILEDNDFAHILTESQRLKVNIAIGHSEGKILKEKSNIP
LVRWGFPITDRVGGQRIRSVGYSGSLAFLDRITNTLLENKYEHYRTNIYNNYFRQAN
>650434300 Hydth_1135 nifN nitrogenase molybdenum-iron cofactor biosynthesis protein NifN [Hydrogenobacter thermophilus TK-6: CP002221]
MAVLRKSNKACSVYPLKLSQPLGAVYFFLGIKGSIPLMHGSQGCAAFAKTFLTRNFSENIPMQTTALSEIATVMGGDDNL
HIALKNIIERYNPELIGIVSTGVSETKGDDVEGSIKRFKELYPDYVYKKLIYVSTPDYEGSFHDGYKKAILSTVKTLVRR
AYSKKTKRINVLLSYSLTAKDVDTIKEVIESFGLKPIILPNFSSSLDGGSKGFSSITAGGTDVEEIEFMSASAITITVGE
STKEAGEYLESKFMIPAFYFESLYGLKNFDRFIRLLMNLSGEEPDEKLKKWRSRLLDAMLDSHFYLTGKKIAIAAEPDTL
YGISDFLVREIGMEVSLAVASTYAEYLKQLPFDEIIIGDLEDMLLLKEGKCVDIAIGNTNMRHIAKKLKVPHYRMGIPVF
DRLGHFLKGFVGYEGSINLVFDLANLLMGRDEEESYKIPEHITRRST
>650760238 Clole_0458  nitrogenase cofactor biosynthesis protein NifB [Clostridium lentocellum DSM 5427 chromosome: NC_015275]
MKTKVEPLVHLNTNPCKMCMPMGAVTAFYGFQKCITILHGSQGCSTYIRRHMATHYNEPVDVASSSLTEHGTVYGGEENL
LKGLKNVIDLYEPEVIGVATTCLAETIGEDIKRIVEKFYECYPEYQNITILPVHSSGYSGTEFNGYFNTLTQIVAQVKMS
MKKHEKVNVVTGMISPADTRYLKKIFALFNIEAILLSDLSSNLDAGFSKAYNRLPSGGTSIEEIKKMAGSRMTIEFCSVP
LALSPGKYLEEHYGVPCKVLNLPMGLRDTDTFYKVLSEVSCNPIPKELVEMRSRYLDAMIDSHKYNSGGRAVIYGDPDFI
LGTVRLSAENGIMPIVVATGSVCPELKSLLEKELRDVAARYFIEDFQVVDDIDFKTIEALAIQYKANLLIGNSDGRRIEE
KYHIPLVRRGFPIHDRVGGQRLRTLGYEGSLTFLDELSNALLAVTETSFRENLFNAYYKEESAGKVEEIKKDKAKEKEFT
QSNDMLEVKNMLSKETMLEKTKTHPCYNCGAHEHARIHLPIAPRCNIQCNYCVRKFDCPNESRPGVTTTILTPEEAFERF
KVVKEKLPNLSVVGIAGPGDALANFDETKKTLQIIRDYDPDITFCLSTNGLMLPLYAQELVDLGVSHVTVTVNAVDPKIG
AKVYKYVDYMGMHFIGETAAAILLTNQLNGIKLLTSKGIVCKINIVTLKGINDEHIPEVVAKMKELDCYMTNIMQLIPVK
GSAFEDLPMASQVEINKIRKNCGETMKQMYHCKQCRADAIGILGEDLSIELGSCRGKCSPIKQQVQKPYRFAVASKSGMI
VDQHFGHVEEFYIYDYQGEEATYIEKRKINKYCMGKDACDEKEDKITRIIDSIEDCQGVITLRIGESPKSKLKEKGIQVF
STYDRISDAIKKAVEAM
>650796964 MCON_0613 nifK nitrogenase molybdenum-iron protein beta chain [Methanosaeta concilii GP6 chromosome: NC_015416]
MSESYSTINPCNMCMPMGSVLAFRGVEGCMPLFHGSQGCATYMRLYLAHHFREPVDIASSALSEKGTVYGGSANLKMGLN
NLIIGYSPKAIGVATTCLAETIGDDIVQIINEFRAEEKSNIPIIPVSTPSYSASHEEGYARALQALVQSLARRTEPGGRI
NLIIGSFVSPADVRYLKNMIIDWGSADEFILFPDISETLDAPRVENPPRITEGGTTLEDMVDTANSRCTLTIGGRFQSSS
AGEFLEREFRVPQTALPLPIGLKDTDLFVSMLEEQTGIALPERYEAQRGRLLDTLADVHKYLAGVRVAVYGDSDIVLGLT
RFLCEAGAIPAVVATGLRSTRFEAEIRAASEDALILLGADFSQIHDKIRNARIDLMLGTSNGRQISKKEGIPLVRVGLPN
HDRVGATRQLLVGYEGATRLADAITNALLDENNL
>650917946 Metok_1113  Mo-nitrogenase MoFe protein subunit NifK (EC 1.18.6.1) [Methanothermococcus okinawensis IH1 chromosome: NC_015636]
MDKYNHKIITEGNKKSLTINPPYMNQLIGAVFASIGIYKCVPLVHGSLGCANYVKHILVEHFKEPLDIATTGFYESNAIH
GGISNLNTAIENIEISKNPELIVVLTTGLIETIGEDVKSEIRKNYPNKNIVAVNTPSYIGTHIDGYNNAVKSIIEGILEK
NKDIIYKTSKTAKNEIINVIPGIVNPGDVHELEHIFKTLNIKYNLLTDIKALDRPLILPKEEYPKCNTTVDNIKNAINSK
ATISFGIEGVDGGKYLKKFGVASYNLKYPIGVKNTDDFIKILSEIFSTEIPDELWEDRGYALDAMVDTNHIIRNKKVAIY
GDPDKVIGLVDFAHEMGMDVVAVLPNTKTKYFAKEIKRSNTANNKNTAIIDGDLYELQNFLKSHTVDLLIGDYRGKYVVD
ILDIPLLRVGFPVIDRYGHTKKPMIGYNGAMNIANDIANILS
>650985691 HYPMC_3683 nifN nitrogenase iron-molybdenum cofactor biosynthesis protein nifN [Hyphomicrobium sp. MC1: NC_015717]
MAEPAPSAKVTVSKKACAVNPLKMSQPIGGAYAFLGLRKAMPLLHGSQGCTSFGLTLFVRHFKENVPMQTTAMSEVATVL
GGYENVEQAIINIFNRQKPEIIGIVSTGVTETKGDDVDGYIKLVREKYPQLEKYPLVYVSTPDFKDAFQDGWEKTVAKLV
EVLIDKPANTAPRDPSRINVLPGCHLTPGDIEELRTILEDFGLKPAFLPDIGTSLDGHIPEDFSPTTIGGIGVDEIAAMG
QAGATIAIGAQMRRAAEAMEEKTGAPSRVFERLCGLEPNDELMMFLSEITGRPVPTKYRRQRGQLADAMLDAHFWLGGRK
LAIGAEPDLLYDIGTFLHGVGTHIIAAVTTTQSPVLERLPVEDVLIGDLEDLETFAKERDCDLLITHAHGRQMAERLNIP
FYRCGFPIFDRLGPGHQLSIGYRGSRDLVFDIANLLIEDHEKNRQPNPETWRDGFDSLKGQSNDIPLI
>2503007226 Dalk_1516  nitrogenase molybdenum-iron protein NifN [Desulfatibacillum alkenivorans AK-01 (Desulfatibacillum alkenivorans AK-01) : Dalke_NC_011768]
MKFAGKTDNYAATQNACNLCSPLGAALVFKGVSNCVPLLHGSQGCSTYIRRYMISHFKEPMDIACSNFGEDTAIFGGGAN
IKLAIDNIRKQYSPELIGIATTCLSETIGDDVPMFIRSYKEECEDKENLPALVHVSTPSYQGTHMQGFHGAVRALVETLA
EAVETGDKPLLNLFPGMVSPSDLRLLKGIVADFGMDPVLIPDYSDTLNGPLWTEYQRIPEGGTTIEAIKSTGGAAASLEC
GMILAGEPETAGTWLDRKFSVPAHRIGLPMGIRETDKMMDILAEVSGNPIPDKYLGQRGRLLDAMVDGHKHLNGVKAALF
GEEDLVVGLAAFCGEIGVIPALCATGGGAGRFEKTIKSVVPERIHGKMEILEDVDFVTIEKALEKTGVDLLIGHSKGYAM
SRRLKTPLLRVGFPVHDRVNGSRTLHLGYRGAQQLFDRIVNKIIEIKQDRSDVGYTYM
>2504153877 Desac_0357  nitrogenase molybdenum-iron protein NifN [Desulfobacca acetoxidans DSM 11109 : Dace11109_unknown1]
MNPARKTSLKLARPKSAPYVSTTNACKLCTPLGACLAFRGVENTVPFLHGSQGCATYMRRYIISHFREPVDIASSSLGEK
HAIYGGSQNLKQGLQNVMSKYGPQLIGVATTCLTETIGDNVPMFVKEFQEEHGGNGHEAAMPLIVTVSSPSYHGTHMEGF
HQAVRALIDRLAEPAERTASVNLLPGFGSPADIRHIKEIMTDFGLTAIILPDISETLDGPILATYARIPAGGTPLADIKI
MSGSQATLEFGATLKNQDTAGKLLETRGGGTLYQVGQPIGLRETDFYFGLLEVLAGRPTPIKHVLERGRLLDALVDGHKY
VFGKRAVVYGEEDLVVGLTAFLAEIGIHPVLCASGGDSGYLKEAITAVTADLLPNPPQIRGGVDFYDIAQEAGSLAPDLI
VGHSKGYHLARRWKIPLIRVGFPIHDRFGGHRILHLGYRGAQQLLDRIINAILAKKQEDSPVGYGYL
>2506095776 Desca_1140  nitrogenase molybdenum-iron protein NifN [Desulfotomaculum carboxydivorans CO-1-SRB, DSM 14880 : Contig137]
MEREKSLANCCNVNENPCNMCMPMGGILAFKGLEQSMVIIHGSQGCATYMRRHMAEHFNEPVDVASSSLNEKGTIYGGEK
NLKQGLDNVIKAYRPGVVGILTTCLAETIGEDIDRISQEYLKERGCNDLPVVTVNSPGYGGTHTEGYWLTLRRIVTKLAR
KTETHSKINVIIPNISPADIREIKRILQLMQVEYVLLPDFSDTLDRPYQRPYRKIPEGGTKLADIVAMGGAAATIQFGLT
VDDSMSPGKYLESEFGVPLYNLPLPMGVENTDLFINLLIKLTGNHLPPAIEQERGRLLDCMIDSHKYNAQGSSVIFGEPE
NVYGVVKICLENGIYPVVVATGSKNHNLKQLLDDLLVNSPVRCTVITEADFTTIRQKSRGRANIAIGSSDGRYLTEKEGI
PLVRYGFPIHDRTGGQRLLSVGYAGTTMFLDRVTNTLLEYKHKHYRRSMYQMFYQGEQEGQEFSAESCGEHYVMFMPSDV
KQ