Biochemical Properties


Protein Name: TF2B5_HALSA RecName: Full=Transcription initiation factor IIB 5; Short=TFIIB 5

Strain: Haloferax volcanii


Number of amino acids: 307

Molecular weight: 33264.3

Theoretical pI: 5.78

Total number of negatively charged residues (Asp + Glu): 43

Total number of positively charged residues (Arg + Lys): 38

Instability index:The instability index (II) is computed to be 55.30

This classifies the protein as unstable

Aliphatic index: 78.27

Grand average of hydropathicity (GRAVY): -0.397

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
12.7 11.1 2.3 6.8 3.3 3.9 7.2 7.8 2.0 3.9 7.8 1.3 1.6 1.6 4.6 6.2 7.2 1.0 1.0 6.8


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
1407 2293 447 457 15