4kqp

X-ray diffraction
0.95Å resolution

Crystal structure of Lactococcus lactis GlnP substrate binding domain 2 (SBD2) in complex with glutamine at 0.95 A resolution

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-189956 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ABC transmembrane type-1 domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 232 amino acids
Theoretical weight: 25.47 KDa
Source organism: Lactococcus lactis subsp. lactis Il1403
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9CES5 (Residues: 255-484; Coverage: 33%)
Gene names: L165, glnP
Sequence domains: Bacterial extracellular solute-binding proteins, family 3
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P21
Unit cell:
a: 42.99Å b: 51.69Å c: 44.23Å
α: 90° β: 91.1° γ: 90°
R-values:
R R work R free
0.115 0.115 0.12
Expression system: Escherichia coli