› 7dnr

X-ray diffraction
1.7Å resolution

Crystal Structure of Zn-bound SIS Domain of Glucosamine-6-P Synthase from E. coli

Released:
DOI: 10.2210/pdb7dnr/pdb
PDB entry 7dnr coloured by chain, front view.
PDB entry 7dnr coloured by chain, side view.
PDB entry 7dnr coloured by chain, top view.
Source organism: Escherichia coli K-12
Entry authors: Gao C, Xiao J

Function and Biology Details

Reaction catalysed: 
L-glutamine + D-fructose 6-phosphate = L-glutamate + D-glucosamine 6-phosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-147884 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glutamine--fructose-6-phosphate aminotransferase [isomerizing] Chains: A, B
Molecule details ›
Chains: A, B
Length: 368 amino acids
Theoretical weight: 40.36 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P17169 (Residues: 242-609; Coverage: 60%)
Gene names: JW3707, b3729, glmS
Sequence domains: SIS domain

Ligands and Environments

1 bound ligand:
Ligand ZN 3 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U1
Spacegroup: P21
Unit cell:
a: 70.099Å b: 67.889Å c: 73.952Å
α: 90° β: 111.44° γ: 90°
R-values:
R R work R free
0.215 0.214 0.235
Expression system: Escherichia coli

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