› 3c3j

X-ray diffraction
1.8Å resolution

Crystal structure of tagatose-6-phosphate ketose/aldose isomerase from Escherichia coli

Released:
DOI: 10.2210/pdb3c3j/pdb
PDB entry 3c3j coloured by chain, front view.
PDB entry 3c3j coloured by chain, side view.
PDB entry 3c3j coloured by chain, top view.
Source organism: Escherichia coli K-12
Entry authors: Zhang R, Skarina T, Egorova O, Savchenko A, Edwards AM, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-154912 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative D-galactosamine-6-phosphate deaminase AgaS Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 384 amino acids
Theoretical weight: 42.29 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P42907 (Residues: 1-384; Coverage: 100%)
Gene names: JW3105, agaS, b3136, yraB
Sequence domains: SIS domain
Structure domains: Glucose-6-phosphate isomerase like protein; domain 1

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 60 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 100.941Å b: 81.211Å c: 138.325Å
α: 90° β: 90.21° γ: 90°
R-values:
R R work R free
0.138 0.136 0.185
Expression system: Escherichia coli BL21

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