› 2ppg

X-ray diffraction
2.49Å resolution

Crystal structure of putative isomerase from Sinorhizobium meliloti

Released:
DOI: 10.2210/pdb2ppg/pdb
PDB entry 2ppg coloured by chain, front view.
PDB entry 2ppg coloured by chain, side view.
PDB entry 2ppg coloured by chain, top view.
Source organism: Sinorhizobium meliloti 1021
Entry authors: Ramagopal UA, Toro R, Dickey M, Logan C, Groshong C, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo octamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-187968 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Mandelate racemase/muconate lactonizing enzyme C-terminal domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 399 amino acids
Theoretical weight: 44.19 KDa
Source organism: Sinorhizobium meliloti 1021
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q92ZS5 (Residues: 2-389; Coverage: 100%)
Gene name: SMa0708
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 40 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: C2221
Unit cell:
a: 131.154Å b: 150.829Å c: 147.649Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.186 0.183 0.252
Expression system: Escherichia coli BL21(DE3)

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