Carotenoid 1,2-hydratase

"CrtC" redirects here. For uses of the acronym CRTC, see CRTC (disambiguation).

Carotenoid 1,2-hydratase (EC 4.2.1.131, CrtC) is an enzyme with systematic name lycopene hydro-lyase (1-hydroxy-1,2-dihydrolycopene-forming).^[1][2] This enzyme catalyses the following chemical reaction

(1) 1-hydroxy-1,2-dihydrolycopene ${\displaystyle \rightleftharpoons }$ lycopene + H₂O

(2) 1,1'-dihydroxy-1,1',2,2'-tetrahydrolycopene ${\displaystyle \rightleftharpoons }$ 1-hydroxy-1,2-dihydrolycopene + H₂O

Carotenoid 1,2-hydratase
Identifiers
EC no.	4.2.1.131
Databases
IntEnz	IntEnz view
BRENDA	BRENDA entry
ExPASy	NiceZyme view
KEGG	KEGG entry
MetaCyc	metabolic pathway
PRIAM	profile
PDB structures	RCSB PDB PDBe PDBsum
Search PMC articles PubMed articles NCBI proteins

In Rubrivivax gelatinosus and Thiocapsa roseopersicina both products are formed.