› 1iav

X-ray diffraction
1.8Å resolution

STRUCTURE ON NATIVE (ASN 87) SUBTILISIN FROM BACILLUS LENTUS

Released:
DOI: 10.2210/pdb1iav/pdb
PDB entry 1iav coloured by chain, front view.
PDB entry 1iav coloured by chain, side view.
PDB entry 1iav coloured by chain, top view.
Source organism: Lederbergia lenta
Primary publication:
Engineered Bacillus lentus subtilisins having altered flexibility.
Graycar T, Knapp M, Ganshaw G, Dauberman J, Bott R
J Mol Biol 292 97-109 (1999)
PMID: 10493860

Function and Biology Details

Reaction catalysed: 
Hydrolysis of proteins with broad specificity for peptide bonds, and a preference for a large uncharged residue in P1. Hydrolyzes peptide amides.
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-151551 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Subtilisin Savinase Chain: A
Molecule details ›
Chain: A
Length: 269 amino acids
Theoretical weight: 26.9 KDa
Source organism: Lederbergia lenta
Expression system: Escherichia coli
UniProt:
  • Canonical: P29600 (Residues: 1-269; Coverage: 100%)
Sequence domains: Subtilase family
Structure domains: Peptidase S8/S53 domain

Ligands and Environments

2 bound ligands:
Ligand SO4 1 x SO4
Ligand CA 2 x CA
1 modified residue:
Ligand SEB 1 x SEB

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: P212121
Unit cell:
a: 53.3Å b: 61.5Å c: 75.1Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.148 not available not available
Expression system: Escherichia coli

Quick links

Citations

2 review citations

Protein engineering of subtilisin.
Bryan PN. (2000)
1 more

3 mentions without citation

Thermodynamic prediction of protein neutrality.
Bloom et al. (2005)
2 more