X-ray diffraction
4.35Å resolution

Crystal Structure Of A Near Full-Length Archaeal MCM: Functional Insights For An AAA+ Hexameric Helicase

Source organism: Saccharolobus solfataricus
Entry authors: Chen XJ, Brewster AS, Wang GG, Yu X, Greenleaf W, Tjajadi M, Klein M

Function and Biology Details

Reaction catalysed:
ATP + H(2)O = ADP + phosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Minichromosome maintenance protein MCM Chain: A
Molecule details ›
Chain: A
Length: 595 amino acids
Theoretical weight: 67.32 KDa
Source organism: Saccharolobus solfataricus
Expression system: Escherichia coli
  • Canonical: Q9UXG1 (Residues: 7-601; Coverage: 87%)
Gene names: MCM, SSO0774
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: I4122
Unit cell:
a: 202.526Å b: 202.526Å c: 128.243Å
α: 90° β: 90° γ: 90°
R R work R free
0.415 0.412 0.481
Expression system: Escherichia coli