› 5vrd

X-ray diffraction
2.85Å resolution

Crystal structure for Methylobacterium extorquens PqqCD (natural fusion)

Released:
DOI: 10.2210/pdb5vrd/pdb
PDB entry 5vrd coloured by chain, front view.
PDB entry 5vrd coloured by chain, side view.
PDB entry 5vrd coloured by chain, top view.
Source organism: Methylorubrum extorquens AM1
Primary publication:
Crystal structures for Methylobacterium extorquens PqqC from the CD natural fusion and the C truncation
Evans III RL, Esler MA, Latham JA, Klinman JP, Wilmot CM
To be published

Function and Biology Details

Reaction catalysed: 
6-(2-amino-2-carboxyethyl)-7,8-dioxo-1,2,3,4,7,8-hexahydroquinoline-2,4-dicarboxylate + 3 O(2) = 4,5-dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate + 2 H(2)O(2) + 2 H(2)O
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-175394 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bifunctional coenzyme PQQ synthesis protein C/D Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 392 amino acids
Theoretical weight: 43.8 KDa
Source organism: Methylorubrum extorquens AM1
Expression system: Escherichia coli
UniProt:
  • Canonical: Q49150 (Residues: 1-372; Coverage: 100%)
Gene names: MexAM1_META1p1749, pqqCD
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Spacegroup: P41212
Unit cell:
a: 103.936Å b: 103.936Å c: 243.485Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.257 0.253 0.327
Expression system: Escherichia coli

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