Biochemical Properties


Protein Name: hemolysin A

Strain: Bacillus cereus E33L


Number of amino acids: 149

Molecular weight: 16927.5

Theoretical pI: 6.05

Total number of negatively charged residues (Asp + Glu): 22

Total number of positively charged residues (Arg + Lys): 19

Instability index:The instability index (II) is computed to be 27.82

This classifies the protein as stable

Aliphatic index: 107.25

Grand average of hydropathicity (GRAVY): -0.260

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
6.5 5.4 2.9 6.1 0.4 3.9 9.0 9.0 2.2 5.7 9.3 8.2 3.2 3.2 3.6 3.9 4.3 0.7 2.5 10.0


Estimated half-life:
The N-terminal of the sequence considered is M (Met).
The estimated half-life is: Hours (Mammalian reticulocytes, in vitro)

Atom composition:
Carbon Hydrogen Nitrogen Oxygen Sulphur
1385 2234 380 413 10