Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Deoxyribodipyrimidine Photo-Lyase MeSH Descriptor Data 2026


MeSH Heading
Deoxyribodipyrimidine Photo-Lyase
Tree Number(s)
D08.811.074.124
D08.811.520.224.187
Unique ID
D004255
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D004255
Scope Note
An enzyme that catalyzes the reactivation by light of UV-irradiated DNA. It breaks two carbon-carbon bonds in PYRIMIDINE DIMERS in DNA.
Entry Term(s)
DNA Photolyase
DNA Photolyases
DNA Photoreactivating Enzyme
Deoxyribodipyrimidine Photolyase
Photolyase
Photolyases
Photoreactivating Enzyme
Photoreactivation Enzyme
Registry Numbers
EC 4.1.99.3
CAS Type 1 Name
Deoxyribocyclobutadipyrimidine pyrimidine-lyase
Previous Indexing
DNA (1972-1974)
Lyases (1972-1974)
Photochemistry (1972-1974)
Public MeSH Note
97; was DNA PHOTOLYASE 1975-96 (see under LYASES 1975-90); DEOXYRIBODIPYRIMIDINE PHOTOLYASE was see DNA PHOTOLYASE 1975-96
History Note
97; was DNA PHOTOLYASE 1975-96 (see under LYASES 1975-90); DEOXYRIBODIPYRIMIDINE PHOTOLYASE was see DNA PHOTOLYASE 1975-96
Date Introduced
1991/01/01
Last Updated
2023/05/26
Deoxyribodipyrimidine Photo-Lyase Preferred
page delivered in 0.159s