Biochemical Properties


Protein Name: DNA helicase

Strain: Haloarcula vallismortis ATCC 29715


Number of amino acids: 913

Molecular weight: 99677.7

Theoretical pI: 4.56

Total number of negatively charged residues (Asp + Glu): 156

Total number of positively charged residues (Arg + Lys): 94

Instability index:The instability index (II) is computed to be 32.34

This classifies the protein as stable

Aliphatic index: 82.17

Grand average of hydropathicity (GRAVY): -0.401

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
11.0 7.9 3.0 8.0 0.8 4.3 9.1 8.5 1.0 3.1 8.4 2.4 1.5 2.6 4.1 4.5 7.2 0.9 2.7 9.1


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
4321 6857 1243 1424 21