2qs8

X-ray diffraction
2.33Å resolution

Crystal structure of a Xaa-Pro dipeptidase with bound methionine in the active site

Released:
Source organism: Alteromonas macleodii
Entry authors: Kumaran D, Burley SK, Swaminathan S, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Structure analysis Details

Assemblies composition:
homo tetramer
homo octamer
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Amidohydro-rel domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 418 amino acids
Theoretical weight: 46.01 KDa
Source organism: Alteromonas macleodii
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: K7N5L1 (Residues: 1-418; Coverage: 100%)
Sequence domains: Amidohydrolase family
Structure domains:

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: I4
Unit cell:
a: 144.846Å b: 144.846Å c: 101.029Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.207 0.234
Expression system: Escherichia coli BL21(DE3)