Biochemical Properties


Protein Name: 30S ribosomal protein S4e

Strain: Halorubrum lacusprofundi ATCC 49239


Number of amino acids: 240

Molecular weight: 25834.2

Theoretical pI: 4.21

Total number of negatively charged residues (Asp + Glu): 49

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

Instability index:The instability index (II) is computed to be 18.84

This classifies the protein as stable

Aliphatic index: 85.21

Grand average of hydropathicity (GRAVY): -0.323

Amino acid composition (%):

Ala Arg Asn Asp Cys Gln Glu Gly His Ile Leu lys Mcf Phe Pro Ser Thr Trp Tyr Val
8.3 4.6 4.2 11.2 0.0 1.7 9.2 10.0 2.1 3.3 7.1 3.3 0.8 3.8 3.3 5.0 6.7 0.4 2.5 12.5


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
1126 1754 306 387 2