3,8-divinyl-chlorophyllide a biosynthesis II (anaerobic)
Bollivar DW. Recent advances in chlorophyll biosynthesis. Photosynth Res. 2006 Nov;90(2):173–94. doi: 10.1007/s11120-006-9076-6. PMID: 17370354.; Gough SP, Petersen BO, Duus JØ. Anaerobic chlorophyll isocyclic ring formation inRhodobacter capsulatusrequires a cobalamin cofactor. Proc. Natl. Acad. Sci. U.S.A. 2000 Jun 06;97(12):6908–13. doi: 10.1073/pnas.97.12.6908.
Metabolites
Enzyme
| EC Number | name | full name | note |
|---|---|---|---|
| 1.21.98.3 | anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase | magnesium-protoporphyrin-IX 13-monomethyl ester,S-adenosyl-L-methionine:H2O oxidoreductase (hydroxylating) | |
| 1.3.7.7 | ferredoxin:protochlorophyllide reductase (ATP-dependent) | ATP-dependent ferredoxin:protochlorophyllide-a 7,8-oxidoreductase | |
| 1.3.98.3 | coproporphyrinogen dehydrogenase | coproporphyrinogen-III:S-adenosyl-L-methionine oxidoreductase (decarboxylating) | |
| 6.6.1.1 | magnesium chelatase | Mg-protoporphyrin IX magnesium-lyase |
Proteins
| Protein ID | name | full name |
|---|---|---|
| O30819 | bchI | Magnesium-chelatase 38 kDa subunit |
| O34845 | bchD | Magnesium-chelatase 60 kDa subunit |
| P0CY53 | bchL | Light-independent protochlorophyllide reductase iron-sulfur ATP-binding protein |
| P26163 | bchB | Light-independent protochlorophyllide reductase subunit B |
| P26164 | bchN | Light-independent protochlorophyllide reductase subunit N |
| P26168 | bchE | Anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase |
| P33770 | hemN | Coproporphyrinogen III oxidase, anaerobic 1 |
| Q9RFD5 | bchH | Magnesium-chelatase subunit H |