3n5b

X-ray diffraction
1.9Å resolution

The complex of PII and PipX from Anabaena

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-187148 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Nitrogen regulatory protein P-II Chain: A
Molecule details ›
Chain: A
Length: 112 amino acids
Theoretical weight: 12.51 KDa
Source organism: Nostoc sp. PCC 7120 = FACHB-418
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9L422 (Residues: 1-112; Coverage: 100%)
Gene name: glnB
Sequence domains: Nitrogen regulatory protein P-II
Structure domains: Alpha-Beta Plaits
Asr0485 protein Chain: B
Molecule details ›
Chain: B
Length: 112 amino acids
Theoretical weight: 13.2 KDa
Source organism: Nostoc sp. PCC 7120 = FACHB-418
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8YZH5 (Residues: 1-92; Coverage: 100%)
Gene name: asr0485
Sequence domains: PII-interacting protein X
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: P321
Unit cell:
a: 70.645Å b: 70.645Å c: 88.544Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.2 0.198 0.245
Expression system: Escherichia coli