› 3nrd

X-ray diffraction
2.06Å resolution

Crystal structure of a histidine triad (HIT) protein (SMc02904) from SINORHIZOBIUM MELILOTI 1021 at 2.06 A resolution

Released:
DOI: 10.2210/pdb3nrd/pdb
PDB entry 3nrd coloured by chain, front view.
PDB entry 3nrd coloured by chain, side view.
PDB entry 3nrd coloured by chain, top view.
Source organism: Sinorhizobium meliloti 1021
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
homo octamer
Assembly name:
PDBe Complex ID:
PDB-CPX-187870 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HIT domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 135 amino acids
Theoretical weight: 15.57 KDa
Source organism: Sinorhizobium meliloti 1021
Expression system: Escherichia coli
UniProt:
  • Canonical: Q92KT3 (Residues: 108-241; Coverage: 56%)
Gene name: SMc02904
Sequence domains: HIT domain
Structure domains: HIT-like

Ligands and Environments

2 bound ligands:
Ligand GOL 4 x GOL
Ligand SO4 13 x SO4
1 modified residue:
Ligand MSE 20 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P2221
Unit cell:
a: 97.358Å b: 71.114Å c: 85.241Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.167 0.215
Expression system: Escherichia coli

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