Literature summary extracted from

Camara, B.
Plant phytoene synthase complex: component enzymes, immunology, and biogenesis (1993), Methods Enzymol., 214, 352-365.

No PubMed abstract available

KM Value [mM]

EC Number	KM Value [mM]	KM Value Maximum [mM]	Substrate	Comment	Organism	Structure
2.5.1.32	0.001	-	geranyl diphosphate	pH 7.6	Capsicum sp.

Localization

EC Number	Localization	Comment	Organism	GeneOntology No.	Textmining
2.5.1.32	chloroplast	more highly expressed in chromoplasts compared to chloroplasts	Capsicum sp.	9507	-
2.5.1.32	chromoplast	more highly expressed in chromoplasts compared to chloroplasts	Capsicum sp.	9509	-

Natural Substrates/ Products (Substrates)

EC Number	Natural Substrates	Organism	Comment (Nat. Sub.)	Natural Products	Comment (Nat. Pro.)	Rev.	Reac.
2.5.1.32	geranylgeranyl diphosphate + geranylgeranyl diphosphate	Capsicum sp.	the enzyme is involved in the pathway of phytoene synthesis	prephytoene diphosphate + diphosphate	-	?

Organism

EC Number	Organism	UniProt	Comment	Textmining
2.5.1.32	Capsicum sp.	-	phytoene synthase complex consists of isopentenyl diphosphate isomerase, geranylgeranyl diphosphate synthase (EC 2.5.1.1) and phytoene synthase (EC 2.5.1.32)	-

Purification (Commentary)

EC Number	Purification (Comment)	Organism
2.5.1.32	-	Capsicum sp.

Source Tissue

EC Number	Source Tissue	Comment	Organism	Textmining
2.5.1.32	fruit	-	Capsicum sp.	-

Substrates and Products (Substrate)

EC Number	Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
2.5.1.32	Geranyl diphosphate	-	Capsicum sp.	?	-	?
2.5.1.32	geranylgeranyl diphosphate + geranylgeranyl diphosphate	-	Capsicum sp.	prephytoene diphosphate + diphosphate	-	?
2.5.1.32	geranylgeranyl diphosphate + geranylgeranyl diphosphate	the enzyme is involved in the pathway of phytoene synthesis	Capsicum sp.	prephytoene diphosphate + diphosphate	-	?

Subunits

EC Number	Subunits	Comment	Organism
2.5.1.32	dimer	2 * 36000-37000	Capsicum sp.

pH Optimum

EC Number	pH Optimum Minimum	pH Optimum Maximum	Comment	Organism
2.5.1.32	7	7.6	-	Capsicum sp.

Use of this online version of BRENDA is free under the CC BY 4.0 license. See terms of use for full details.

Release 2023.1 (January 2023)