HMM Summary Page: TIGR01278

Functionlight-independent protochlorophyllide reductase, B subunit
Gene SymbolbchB
Trusted Cutoff490.35
Domain Trusted Cutoff490.35
Noise Cutoff115.30
Domain Noise Cutoff115.30
Isology Typeequivalog
EC Number1.3.7.7
HMM Length512
Mainrole CategoryBiosynthesis of cofactors, prosthetic groups, and carriers
Subrole CategoryChlorophyll and bacteriochlorphyll
Gene Ontology TermGO:0015995: chlorophyll biosynthetic process biological_process
GO:0016491: oxidoreductase activity molecular_function
AuthorHaft DH
Entry DateJun 21 2001 11:55AM
Last ModifiedFeb 14 2011 3:27PM
CommentAlternate name: dark protochlorophyllide reductase This enzyme describes the B subunit of the dark form protochlorophyllide reductase, a nitrogenase-like enzyme. This subunit shows homology to the nitrogenase molybdenum-iron protein. It catalyzes a step in bacteriochlorophyll biosynthesis.
ReferencesDR PFAM; PF00148; oxidored_nitro RM 10811655 RT Reconstitution of light-independent protochlorophyllide reductase from purified bchl and BchN-BchB subunits. In vitro confirmation of nitrogenase-like features of a bacteriochlorophyll biosynthesis enzyme. RA Fujita Y, Bauer CE RL J Biol Chem 2000 Aug 4;275(31):23583-8 DR HAMAP; MF_00353; 84 of 104
Genome PropertyGenProp1004: light-independent protochlorophyllide reductase (HMM)