1pvr

X-ray diffraction
2.65Å resolution

BASIS FOR A SWITCH IN SUBSTRATE SPECIFICITY: CRYSTAL STRUCTURE OF SELECTED VARIANT OF CRE SITE-SPECIFIC RECOMBINASE, LNSGG BOUND TO THE LOXP (WILDTYPE) RECOGNITION SITE

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
Recombinase cre Chains: A, B
Molecule details ›
Chains: A, B
Length: 349 amino acids
Theoretical weight: 39.22 KDa
Source organism: Escherichia virus P1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P06956 (Residues: 2-343; Coverage: 100%)
Gene name: cre
Sequence domains: Phage integrase family
Structure domains:
34-MER Chain: C
Molecule details ›
Chain: C
Length: 34 nucleotides
Theoretical weight: 10.47 KDa
Source organism: Escherichia virus P1
Expression system: Not provided
34-MER Chain: D
Molecule details ›
Chain: D
Length: 34 nucleotides
Theoretical weight: 10.44 KDa
Source organism: Escherichia virus P1
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: C2221
Unit cell:
a: 107.39Å b: 121.57Å c: 179.95Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.212 0.212 0.287
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided