Biochemical Properties


Protein Name: pyrimidine-nucleoside phosphorylase

Strain: Salinibacter ruber DSM 13855


Number of amino acids: 489

Molecular weight: 50109.6

Theoretical pI: 5.04

Total number of negatively charged residues (Asp + Glu): 63

Total number of positively charged residues (Arg + Lys): 46

Instability index:The instability index (II) is computed to be 34.48

This classifies the protein as stable

Aliphatic index: 87.51

Grand average of hydropathicity (GRAVY): -0.035

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
15.5 5.5 1.0 7.4 0.8 1.8 5.5 11.2 1.8 3.7 8.4 3.9 2.2 1.8 6.3 6.7 5.5 0.4 1.6 8.6


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
2180 3523 623 698 15