superpathway of heme biosynthesis
Camadro J, Labbe P. Cloning and Characterization of the Yeast HEM14 Gene Coding for Protoporphyrinogen Oxidase, the Molecular Target of Diphenyl Ether-type Herbicides. Journal of Biological Chemistry. 1996 Apr;271(15):9120–8. doi: 10.1074/jbc.271.15.9120.; Abbas A, Labbe-Bois R. Structure-function studies of yeast ferrochelatase. Identification and functional analysis of amino acid substitutions that increase Vmax and the KM for both substrates. Journal of Biological Chemistry. 1993 Apr;268(12):8541–6. doi: 10.1016/s0021-9258(18)52909-4.; Felix F, Brouillet N. Purification and properties of uroporphyrinogen decarboxylase from Saccharomyces cerevisiae. Yeast uroporphyrinogen decarboxylase. Eur J Biochem. 1990 Mar 10;188(2):393–403. doi: 10.1111/j.1432-1033.1990.tb15416.x. PMID: 2180703.; Zagorec M, Buhler JM, Treich I, Keng T, Guarente L, Labbe-Bois R. Isolation, sequence, and regulation by oxygen of the yeast HEM13 gene coding for coproporphyrinogen oxidase. Journal of Biological Chemistry. 1988 Jul;263(20):9718–24. doi: 10.1016/s0021-9258(19)81577-6.
Metabolites
Enzyme
| EC Number | name | full name | note |
|---|---|---|---|
| 1.3.3.3 | coproporphyrinogen oxidase | coproporphyrinogen:oxygen oxidoreductase (decarboxylating) | |
| 1.3.3.4 | protoporphyrinogen oxidase | protoporphyrinogen-IX:oxygen oxidoreductase | |
| 2.3.1.37 | 5-aminolevulinate synthase | succinyl-CoA:glycine C-succinyltransferase (decarboxylating) | |
| 2.5.1.61 | hydroxymethylbilane synthase | porphobilinogen:(4-[2-carboxyethyl]-3-[carboxymethyl]pyrrol-2-yl)methyltransferase (hydrolysing) | |
| 4.1.1.37 | uroporphyrinogen decarboxylase | uroporphyrinogen-III carboxy-lyase (coproporphyrinogen-III-forming) | |
| 4.2.1.24 | porphobilinogen synthase | 5-aminolevulinate hydro-lyase (adding 5-aminolevulinate and cyclizing; porphobilinogen-forming) | |
| 4.2.1.75 | uroporphyrinogen-III synthase | hydroxymethylbilane hydro-lyase (cyclizing; uroporphyrinogen-III-forming) | |
| 4.98.1.1 | protoporphyrin ferrochelatase | protoheme ferro-lyase (protoporphyrin-forming) |
Proteins
| Protein ID | name | full name |
|---|---|---|
| P05373 | HEM2 | Delta-aminolevulinic acid dehydratase |
| P06174 | HEM4 | Uroporphyrinogen-III synthase |
| P09950 | HEM1 | 5-aminolevulinate synthase, mitochondrial |
| P11353 | HEM13 | Oxygen-dependent coproporphyrinogen-III oxidase |
| P16622 | HEM15 | Ferrochelatase, mitochondrial |
| P28789 | HEM3 | Porphobilinogen deaminase |
| P32347 | HEM12 | Uroporphyrinogen decarboxylase |
| P40012 | HEM14 | Protoporphyrinogen oxidase |