PDBe 3zzm

X-ray diffraction
2.2Å resolution

Crystal structure of Mycobacterium tuberculosis PurH with a novel bound nucleotide CFAIR, at 2.2 A resolution.


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Bifunctional purine biosynthesis protein PurH Chains: A, B
Molecule details ›
Chains: A, B
Length: 523 amino acids
Theoretical weight: 55.08 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli BL21(DE3)
  • Best match: P9WHM7 (Residues: 1-523)
Gene names: MTCY10D7.17c, Rv0957, purH

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P212121
Unit cell:
a: 76.594Å b: 108.22Å c: 130.634Å
α: 90° β: 90° γ: 90°
R R work R free
0.2 0.198 0.236
Expression system: Escherichia coli BL21(DE3)