4qfn

X-ray diffraction
2.3Å resolution

Crystal structure of dipeptide binding protein from pseudoalteromonas sp. SM9913 in complex with Gly-Glu

Released:
Source organism: Pseudoalteromonas sp. SM9913
Entry authors: Li CY, Zhang YZ

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
SBP_bac_5 domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 541 amino acids
Theoretical weight: 61.76 KDa
Source organism: Pseudoalteromonas sp. SM9913
Expression system: Escherichia coli
UniProt:
  • Canonical: A7Y7W1 (Residues: 1-535; Coverage: 100%)
Gene name: dppA
Sequence domains: Bacterial extracellular solute-binding proteins, family 5 Middle
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P32
Unit cell:
a: 106.01Å b: 106.01Å c: 100.372Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.154 0.151 0.211
Expression system: Escherichia coli