4etw

X-ray diffraction
2.05Å resolution

Structure of the Enzyme-ACP Substrate Gatekeeper Complex Required for Biotin Synthesis

Released:

Function and Biology Details

Reaction catalysed:
Pimeloyl-[acyl-carrier protein] methyl ester + H(2)O = pimeloyl-[acyl-carrier protein] + methanol
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-171160 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Pimeloyl-[acyl-carrier protein] methyl ester esterase Chains: A, C
Molecule details ›
Chains: A, C
Length: 264 amino acids
Theoretical weight: 29.59 KDa
Source organism: Shigella flexneri
Expression system: Not provided
UniProt:
  • Canonical: Q83PW0 (Residues: 1-257; Coverage: 98%)
Gene names: S4329, SF3435, bioH
Sequence domains: alpha/beta hydrolase fold
Structure domains: alpha/beta hydrolase
Acyl carrier protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 77 amino acids
Theoretical weight: 8.51 KDa
Source organism: Shigella flexneri 5 str. 8401
Expression system: Not provided
UniProt:
  • Canonical: Q0T5U2 (Residues: 2-78; Coverage: 99%)
Gene names: SFV_1114, acpP
Sequence domains: Phosphopantetheine attachment site

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-D
Spacegroup: P1
Unit cell:
a: 57.08Å b: 57.21Å c: 60.95Å
α: 101.99° β: 90.1° γ: 112.74°
R-values:
R R work R free
0.194 0.192 0.236
Expression system: Not provided