Biochemical Properties


Protein Name: QUEA_CHRSD RecName: Full=S-adenosylmethionine:tRNA ribosyltransferase-isomerase; AltName: Full=Queuosine biosynthesis protein QueA

Strain: Chromohalobacter salexigens DSM 3043


Number of amino acids: 356

Molecular weight: 40126.3

Theoretical pI: 5.43

Total number of negatively charged residues (Asp + Glu): 54

Total number of positively charged residues (Arg + Lys): 37

Instability index:The instability index (II) is computed to be 30.87

This classifies the protein as stable

Aliphatic index: 83.09

Grand average of hydropathicity (GRAVY): -0.286

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
10.4 9.8 1.4 7.3 1.4 2.5 7.9 7.0 4.8 3.4 10.7 0.6 2.8 5.1 5.6 3.9 5.6 0.6 3.1 6.2


Estimated half-life:
The N-terminal of the sequence considered is M (Met).
The estimated half-life is: 30 Hours (Mammalian reticulocytes, in vitro)

Atom composition:
Carbon Hydrogen Nitrogen Oxygen Sulphur
1774 2747 513 524 15