1qjv

X-ray diffraction
2.37Å resolution

Pectin methylesterase PemA from Erwinia chrysanthemi

Released:

Function and Biology Details

Reaction catalysed:
Pectin + n H(2)O = n methanol + pectate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142946 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pectinesterase A Chains: A, B
Molecule details ›
Chains: A, B
Length: 342 amino acids
Theoretical weight: 36.96 KDa
Source organism: Dickeya chrysanthemi
Expression system: Bacillus subtilis
UniProt:
  • Canonical: P0C1A8 (Residues: 25-366; Coverage: 100%)
Gene names: pem, pemA
Sequence domains: Pectinesterase
Structure domains: Single-stranded right-handed beta-helix, Pectin lyase-like

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: P21
Unit cell:
a: 50.694Å b: 85.507Å c: 96.69Å
α: 90° β: 93.69° γ: 90°
R-values:
R R work R free
0.17 0.17 0.212
Expression system: Bacillus subtilis