Biochemical Properties


Protein Name: translation initiation factor IF-2

Strain: Haloarcula vallismortis ATCC 29715


Number of amino acids: 601

Molecular weight: 65755.2

Theoretical pI: 4.26

Total number of negatively charged residues (Asp + Glu): 118

Total number of positively charged residues (Arg + Lys): 50

Instability index:The instability index (II) is computed to be 40.95

This classifies the protein as unstable

Aliphatic index: 95.69

Grand average of hydropathicity (GRAVY): -0.285

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
8.5 5.5 2.7 9.2 0.0 5.0 10.5 7.5 1.5 7.5 7.8 2.8 1.8 2.3 4.5 4.7 6.8 0.8 1.2 9.5


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
2865 4586 786 960 11