› 3msq

X-ray diffraction
2.85Å resolution

Crystal structure of a Putative ubiquinone biosynthesis protein (Npun02000094) from Nostoc punctiforme PCC 73102 at 2.85 A resolution

Released:
DOI: 10.2210/pdb3msq/pdb
PDB entry 3msq coloured by chain, front view.
PDB entry 3msq coloured by chain, side view.
PDB entry 3msq coloured by chain, top view.
Source organism: Nostoc punctiforme PCC 73102
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-109631 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ubiquinone biosynthesis protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 224 amino acids
Theoretical weight: 25.79 KDa
Source organism: Nostoc punctiforme PCC 73102
Expression system: Escherichia coli
UniProt:
  • Canonical: B2J5W7 (Residues: 1-223; Coverage: 100%)
Gene name: Npun_R0350
Sequence domains: Coenzyme Q (ubiquinone) biosynthesis protein Coq4

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 32 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P2221
Unit cell:
a: 81.72Å b: 82.03Å c: 187.64Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.195 0.223
Expression system: Escherichia coli

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