Biochemical Properties


Protein Name: putative alpha-amylase

Strain: Salinibacter ruber DSM 13855


Number of amino acids: 1342

Molecular weight: 148316.1

Theoretical pI: 4.56

Total number of negatively charged residues (Asp + Glu): 185

Total number of positively charged residues (Arg + Lys): 107

Instability index:The instability index (II) is computed to be 38.06

This classifies the protein as stable

Aliphatic index: 69.60

Grand average of hydropathicity (GRAVY): -0.475

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
7.5 6.1 4.8 7.5 0.4 4.1 6.3 7.9 1.3 3.1 7.2 1.9 1.3 4.5 6.0 8.6 7.9 1.9 4.1 7.7


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
6552 9947 1793 2109 23