Biochemical Properties


Protein Name: capsule polysaccharide export system periplasmic protein

Strain: Salinibacter ruber DSM 13855


Number of amino acids: 984

Molecular weight: 107842.3

Theoretical pI: 4.76

Total number of negatively charged residues (Asp + Glu): 143

Total number of positively charged residues (Arg + Lys): 104

Instability index:The instability index (II) is computed to be 42.37

This classifies the protein as unstable

Aliphatic index: 84.25

Grand average of hydropathicity (GRAVY): -0.431

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
7.4 8.5 2.7 7.1 0.0 7.1 7.4 9.6 0.4 4.5 7.5 2.0 1.3 2.8 5.7 5.9 6.1 0.5 2.9 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
4703 7506 1366 1515 13