CRE Recombinase

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** CRE Recombinase catalyses site-specific recombination between two 34 base pair loxp sites and maintains the phage genome as a monomeric unit-copy plasmid in the lysogenic state. CRE is a homotetramer when bound to DNA and belongs to the phage integrase family. (from SWISS-PROT P06956 and NCI)