› 3db7

X-ray diffraction
1.4Å resolution

Crystal structure of a putative calcium-regulated periplasmic protein (bt0923) from bacteroides thetaiotaomicron at 1.40 A resolution

Released:
DOI: 10.2210/pdb3db7/pdb
PDB entry 3db7 coloured by chain, front view.
PDB entry 3db7 coloured by chain, side view.
PDB entry 3db7 coloured by chain, top view.
Source organism: Bacteroides thetaiotaomicron
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assemblies composition:
homo dimer
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183773 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative beta-lactamase-inhibitor-like PepSY-like domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 127 amino acids
Theoretical weight: 14.79 KDa
Source organism: Bacteroides thetaiotaomicron
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8A994 (Residues: 20-145; Coverage: 100%)
Gene name: BT_0923
Sequence domains: Putative beta-lactamase-inhibitor-like, PepSY-like
Structure domains: Inhibitor of vertebrate lysozyme, Ivy

Ligands and Environments

2 bound ligands:
Ligand CA 3 x CA
Ligand EDO 2 x EDO
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: C2
Unit cell:
a: 66.17Å b: 48.42Å c: 44.61Å
α: 90° β: 113.27° γ: 90°
R-values:
R R work R free
0.162 0.16 0.198
Expression system: Escherichia coli

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