1q52

X-ray diffraction
1.8Å resolution

Crystal Structure of Mycobacterium tuberculosis MenB, a Key Enzyme in Vitamin K2 Biosynthesis

Released:

Function and Biology Details

Reaction catalysed:
4-(2-carboxyphenyl)-4-oxobutanoyl-CoA = 1,4-dihydroxy-2-naphthoyl-CoA + H(2)O
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
PDBe Complex ID:
PDB-CPX-161875 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
1,4-dihydroxy-2-naphthoyl-CoA synthase Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 314 amino acids
Theoretical weight: 34.73 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli
UniProt:
  • Canonical: P9WNP5 (Residues: 1-314; Coverage: 100%)
Gene names: Rv0548c, menB
Sequence domains: Enoyl-CoA hydratase/isomerase
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X26C
Spacegroup: P21
Unit cell:
a: 90.375Å b: 139.432Å c: 142.027Å
α: 90° β: 97.29° γ: 90°
R-values:
R R work R free
0.197 0.195 0.219
Expression system: Escherichia coli