› 4ebp

X-ray diffraction
2.29Å resolution

BlaC E166A Cefotaxime Acyl-Intermediate Complex

Released:
DOI: 10.2210/pdb4ebp/pdb
PDB entry 4ebp coloured by chain, front view.
PDB entry 4ebp coloured by chain, side view.
PDB entry 4ebp coloured by chain, top view.
Source organism: Mycobacterium tuberculosis
Entry authors: Mire JA, TB Structural Genomics Consortium (TBSGC)

Function and Biology Details

Reaction catalysed: 
A beta-lactam + H(2)O = a substituted beta-amino acid
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161732 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-lactamase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 265 amino acids
Theoretical weight: 28.21 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WKD3 (Residues: 43-307; Coverage: 97%)
Gene names: MTCY49.07c, Rv2068c, blaA, blaC
Sequence domains:
Structure domains: DD-peptidase/beta-lactamase superfamily

Ligands and Environments

2 bound ligands:
Ligand PO4 9 x PO4
Ligand CEF 2 x CEF
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 78.82Å b: 96.152Å c: 107.088Å
α: 90° β: 106.34° γ: 90°
R-values:
R R work R free
0.212 0.211 0.24
Expression system: Escherichia coli BL21(DE3)

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