The Enzyme Database

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EC 1.14.13.176      
Transferred entry: tryprostatin B 6-hydroxylase. Now EC 1.14.14.118, tryprostatin B 6-hydroxylase
[EC 1.14.13.176 created 2013, deleted 2018]
 
 
EC 1.14.14.118     
Accepted name: tryprostatin B 6-hydroxylase
Reaction: tryprostatin B + [reduced NADPH—hemoprotein reductase] + O2 = 6-hydroxytryprostatin B + [oxidized NADPH—hemoprotein reductase] + H2O
Glossary: tryprostatin B = (3S,8aS)-3-{[2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
6-hydroxytryprostatin B = (3S,8aS)-3-{[6-hydroxy-2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
Other name(s): ftmC (gene name)
Systematic name: tryprostatin B,[reduced NADPH—hemoprotein reductase]:oxygen oxidoreductase (6-hydroxytryprostatin B-forming)
Comments: A cytochrome P-450 (heme-thiolate) protein. Involved in the biosynthetic pathways of several indole alkaloids such as tryprostatins, fumitremorgins and verruculogen.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Kato, N., Suzuki, H., Takagi, H., Asami, Y., Kakeya, H., Uramoto, M., Usui, T., Takahashi, S., Sugimoto, Y. and Osada, H. Identification of cytochrome P450s required for fumitremorgin biosynthesis in Aspergillus fumigatus. ChemBioChem 10 (2009) 920–928. [DOI] [PMID: 19226505]
[EC 1.14.14.118 created 2013 as EC 1.14.13.176, transferred 2018 to EC 1.14.14.118]
 
 
EC 1.14.19.71     
Accepted name: fumitremorgin C synthase
Reaction: tryprostatin A + [reduced NADPH—hemoprotein reductase] + O2 = fumitremorgin C + [oxidized NADPH—hemoprotein reductase] + 2 H2O
For diagram of fumitremorgin alkaloid biosynthesis (part 1), click here
Glossary: tryprostatin A = (3S,8aS)-3-{[6-methoxy-2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
fumitremorgin C = (5aS,12S,14aS)-9-methoxy-12-(2-methylprop-1-en-1-yl)-1,2,3,5a,6,11,12,14a-octahydro-5H,14H-pyrrolo[1′′,2′′:4′,5′]pyrazino[1′,2′:1,6]pyrido[3,4-b]indole-5,14-dione
Other name(s): ftmE (gene name)
Systematic name: tryprostatin A,[reduced NADPH—hemoprotein reductase]:oxygen oxidoreductase
Comments: A cytochrome P-450 (heme-thiolate) protein. The protein from the fungus Aspergillus fumigatus also has activity with tryprostatin B forming demethoxyfumitremorgin C. Involved in the biosynthetic pathways of several indole alkaloids such as fumitremorgins and verruculogen.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Kato, N., Suzuki, H., Takagi, H., Asami, Y., Kakeya, H., Uramoto, M., Usui, T., Takahashi, S., Sugimoto, Y. and Osada, H. Identification of cytochrome P450s required for fumitremorgin biosynthesis in Aspergillus fumigatus. ChemBioChem 10 (2009) 920–928. [DOI] [PMID: 19226505]
[EC 1.14.19.71 created 2013 as EC 1.14.21.10, transferred 2018 to EC 1.14.19.71]
 
 
EC 1.14.21.10      
Transferred entry: fumitremorgin C synthase. Now EC 1.14.19.71, fumitremorgin C synthase
[EC 1.14.21.10 created 2013, deleted 2018]
 
 
EC 2.1.1.293     
Accepted name: 6-hydroxytryprostatin B O-methyltransferase
Reaction: S-adenosyl-L-methionine + 6-hydroxytryprostatin B = S-adenosyl-L-homocysteine + tryprostatin A
For diagram of fumitremorgin alkaloid biosynthesis (part 1), click here
Glossary: 6-hydroxytryprostatin B = (3S,8aS)-3-{[6-hydroxy-2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
tryprostatin A = (3S,8aS)-3-{[6-methoxy-2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
Other name(s): ftmD (gene name)
Systematic name: S-adenosyl-L-methionine:6-hydroxytryprostatin B O-methyltransferase
Comments: Involved in the biosynthetic pathways of several indole alkaloids such as tryprostatins, fumitremorgins and verruculogen.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Kato, N., Suzuki, H., Okumura, H., Takahashi, S. and Osada, H. A point mutation in ftmD blocks the fumitremorgin biosynthetic pathway in Aspergillus fumigatus strain Af293. Biosci. Biotechnol. Biochem. 77 (2013) 1061–1067. [DOI] [PMID: 23649274]
[EC 2.1.1.293 created 2013]
 
 
EC 2.5.1.106     
Accepted name: tryprostatin B synthase
Reaction: prenyl diphosphate + brevianamide F = diphosphate + tryprostatin B
For diagram of fumitremorgin alkaloid biosynthesis (part 1), click here
Glossary: brevianamide F = (3S,8aS)-3-(1H-indol-3-ylmethyl)hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
tryprostatin B = (3S,8aS)-3-{[2-(3-methylbut-2-en-1-yl)-1H-indol-3-yl]methyl}hexahydropyrrolo[1,2-a]pyrazine-1,4-dione
Other name(s): ftmPT1 (gene name); brevianamide F prenyltransferase (ambiguous); dimethylallyl-diphosphate:brevianamide-F dimethylallyl-C-2-transferase
Systematic name: prenyl-diphosphate:brevianamide-F prenyl-C-2-transferase
Comments: The enzyme from the fungus Aspergillus fumigatus can also prenylate other tryptophan-containing cyclic dipeptides. Prenylation occurs mainly at C-2 [1], but also at C-3 [2]. Involved in the biosynthetic pathways of several indole alkaloids such as tryprostatins, cyclotryprostatins, spirotryprostatins, fumitremorgins and verruculogen.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Grundmann, A. and Li, S.M. Overproduction, purification and characterization of FtmPT1, a brevianamide F prenyltransferase from Aspergillus fumigatus. Microbiology 151 (2005) 2199–2207. [DOI] [PMID: 16000710]
2.  Wollinsky, B., Ludwig, L., Xie, X. and Li, S.M. Breaking the regioselectivity of indole prenyltransferases: identification of regular C3-prenylated hexahydropyrrolo[2,3-b]indoles as side products of the regular C2-prenyltransferase FtmPT1. Org. Biomol. Chem. 10 (2012) 9262–9270. [DOI] [PMID: 23090579]
[EC 2.5.1.106 created 2013]
 
 


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