› 4bax

X-ray diffraction
2.55Å resolution

Crystal structure of glutamine synthetase from Streptomyces coelicolor

Released:
DOI: 10.2210/pdb4bax/pdb
PDB entry 4bax coloured by chain, front view.
PDB entry 4bax coloured by chain, side view.
PDB entry 4bax coloured by chain, top view.
Source organism: Streptomyces coelicolor
Entry author: Zeth K

Function and Biology Details

Reaction catalysed: 
ATP + L-glutamate + NH(3) = ADP + phosphate + L-glutamine
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo decamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-194964 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glutamine synthetase Chains: A, B, C, D, E, F, G, H, I, J
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J
Length: 344 amino acids
Theoretical weight: 37.36 KDa
Source organism: Streptomyces coelicolor
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9X958 (Residues: 1-343; Coverage: 100%)
Gene name: glnII
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand NA 8 x NA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: P21
Unit cell:
a: 97.12Å b: 113Å c: 194.44Å
α: 90° β: 98.55° γ: 90°
R-values:
R R work R free
0.208 0.206 0.236
Expression system: Escherichia coli

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