EC - Protochlorophyllide reductase

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IntEnz Enzyme Nomenclature


Accepted name:
protochlorophyllide reductase
Other names:
NADPH-protochlorophyllide oxidoreductase
NADPH-protochlorophyllide reductase
NADPH2-protochlorophyllide oxidoreductase
protochlorophyllide oxidoreductase
protochlorophyllide photooxidoreductase
light-dependent protochlorophyllide reductase
Systematic name:
chlorophyllide-a:NADP+ 7,8-oxidoreductase



The enzyme catalyses a light-dependent trans-reduction of the D-ring of protochlorophyllide; the product has the (7S,8S)-configuration.

Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , DIAGRAM , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0016630
CAS Registry Number: 68518-04-7
UniProtKB/Swiss-Prot: (18) [show] [UniProt]


  1. Apel, K., Santel, H.-J., Redlinger, T.E. and Falk, H.
    The protochlorophyllide holochrome of barley (Hordeum vulgare L.). Isolation and characterization of the NADPH:protochlorophyllide oxidoreductase.
    Eur. J. Biochem. 111 : 251-258 (1980). [PMID: 7439188]
  2. Griffiths, W.T.
    Reconstitution of chlorophyllide formation by isolated etioplast membranes.
    Biochem. J. 174 : 681-692 (1978). [PMID: 31865]

[EC created 1984]