› 8oe1

X-ray diffraction
1.9Å resolution

Structure of P167S BlaC from Mycobacterium tuberculosis at pH 5

Released:
DOI: 10.2210/pdb8oe1/pdb
PDB entry 8oe1 coloured by chain, front view.
PDB entry 8oe1 coloured by chain, side view.
PDB entry 8oe1 coloured by chain, top view.
Source organism: Mycobacterium tuberculosis
Primary publication:
Enhanced activity against a third-generation cephalosporin by destabilization of the active site of a class A beta-lactamase.
Sun J, Chikunova A, Boyle AL, Voskamp P, Timmer M, Ubbink M
Int J Biol Macromol 126160 (2023)
PMID: 37549761

Function and Biology Details

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

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, C
Molecule details ›
Chains: A, C
Length: 265 amino acids
Theoretical weight: 28.26 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:

Ligands and Environments

1 bound ligand:
Ligand GOL 6 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P1
Unit cell:
a: 40.6Å b: 54.178Å c: 56.036Å
α: 90.18° β: 111.1° γ: 91.78°
R-values:
R R work R free
0.174 0.172 0.213
Expression system: Escherichia coli BL21(DE3)

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Citations

1 review citation

Drug Discovery in the Field of β-Lactams: An Academic Perspective.
Jacobs et al. (2024)
2 other articles