Biochemical Properties


Protein Name: oligosaccharyl transferase STT3 subunit

Strain: Halorubrum saccharovorum DSM 1137


Number of amino acids: 393

Molecular weight: 112767.3

Theoretical pI: 4.22

Total number of negatively charged residues (Asp + Glu): 122

Total number of positively charged residues (Arg + Lys): 43

Instability index:The instability index (II) is computed to be 32.65

This classifies the protein as stable

Aliphatic index: 88.42

Grand average of hydropathicity (GRAVY): 0.089

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
12.8 3.6 3.0 4.9 0.2 5.1 6.8 8.6 1.3 3.9 8.5 0.5 2.0 4.7 5.2 6.2 6.5 2.5 4.2 9.3


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
5105 7691 1299 1548 23