› 1gnk

X-ray diffraction
2Å resolution

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142239 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Nitrogen regulatory protein GlnK Chains: A, B
Molecule details ›
Chains: A, B
Length: 112 amino acids
Theoretical weight: 12.28 KDa
Source organism: Escherichia coli
UniProt:
  • Canonical: P0AC55 (Residues: 1-112; Coverage: 100%)
Gene names: JW0440, b0450, glnK, ybaI
Sequence domains: Nitrogen regulatory protein P-II
Structure domains: Alpha-Beta Plaits

Ligands and Environments

1 bound ligand:
Ligand SO4 2 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P213
Unit cell:
a: 85.53Å b: 85.53Å c: 85.53Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.189 0.189 0.254

Quick links

Citations

19 review citations

Nitrate regulation of metabolism and growth.
Stitt M. (1999)
18 more

6 mentions without citation

The crystal structure of the Escherichia coli AmtB-GlnK complex reveals how GlnK regulates the ammonia channel.
Conroy et al. (2007)
5 more