1c8o

X-ray diffraction
2.9Å resolution

2.9 A STRUCTURE OF CLEAVED VIRAL SERPIN CRMA

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Serine proteinase inhibitor 2 Chain: A
Molecule details ›
Chain: A
Length: 300 amino acids
Theoretical weight: 33.47 KDa
Source organism: Cowpox virus
Expression system: Escherichia coli
UniProt:
  • Canonical: P07385 (Residues: 1-300; Coverage: 88%)
Gene names: CPXV207, CRMA, SPI-2
Structure domains:
Serine proteinase inhibitor 2 Chain: B
Molecule details ›
Chain: B
Length: 41 amino acids
Theoretical weight: 4.52 KDa
Source organism: Cowpox virus
Expression system: Escherichia coli
UniProt:
  • Canonical: P07385 (Residues: 301-341; Coverage: 12%)
Gene names: CPXV207, CRMA, SPI-2

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-BM-C
Spacegroup: P212121
Unit cell:
a: 42.67Å b: 93.15Å c: 101.63Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.223 0.223 0.287
Expression system: Escherichia coli