1jk0

X-ray diffraction
2.8Å resolution

Ribonucleotide reductase Y2Y4 heterodimer

Released:
Source organism: Saccharomyces cerevisiae
Primary publication:
Structure of the yeast ribonucleotide reductase Y2Y4 heterodimer.
Proc Natl Acad Sci U S A 98 10073-8 (2001)
PMID: 11526233

Function and Biology Details

Reaction catalysed:
2'-deoxyribonucleoside diphosphate + thioredoxin disulfide + H(2)O = ribonucleoside diphosphate + thioredoxin

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-140827 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ribonucleoside-diphosphate reductase small chain 1 Chain: A
Molecule details ›
Chain: A
Length: 419 amino acids
Theoretical weight: 48.38 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P09938 (Residues: 1-399; Coverage: 100%)
Gene names: CRT6, J1271, RNR2, YJL026W
Sequence domains: Ribonucleotide reductase, small chain
Structure domains: Ribonucleotide Reductase, subunit A
Ribonucleoside-diphosphate reductase small chain 2 Chain: B
Molecule details ›
Chain: B
Length: 345 amino acids
Theoretical weight: 40.1 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P49723 (Residues: 1-345; Coverage: 100%)
Gene names: CRT3, RNR4, YGR180C
Sequence domains: Ribonucleotide reductase, small chain
Structure domains: Ribonucleotide Reductase, subunit A

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-1
Spacegroup: P212121
Unit cell:
a: 92.9Å b: 93Å c: 97.4Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.243 0.243 0.296
Expression system: Escherichia coli BL21(DE3)