Biochemical Properties


Protein Name: putative signal-transducing histidine kinase

Strain: Haloarcula vallismortis ATCC 29715


Number of amino acids: 385

Molecular weight: 42044.2

Theoretical pI: 4.25

Total number of negatively charged residues (Asp + Glu): 75

Total number of positively charged residues (Arg + Lys): 31

Instability index:The instability index (II) is computed to be 44.77

This classifies the protein as unstable

Aliphatic index: 84.34

Grand average of hydropathicity (GRAVY): -0.299

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
10.6 7.0 3.1 9.1 0.5 4.2 10.4 7.3 1.6 3.1 8.1 1.0 2.3 3.9 2.9 6.8 5.5 0.0 2.3 10.4


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
1811 2854 510 620 11