Information on EC 1.3.99.40 - carotenoid chi-ring synthase

for references in articles please use BRENDA:EC1.3.99.40
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The enzyme appears in viruses and cellular organisms

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EC NUMBER
COMMENTARY hide
1.3.99.40
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RECOMMENDED NAME
GeneOntology No.
carotenoid chi-ring synthase
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REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
carotenoid beta-end group + 2 acceptor = carotenoid chi-end group + 2 reduced acceptor
show the reaction diagram
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-
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PATHWAY
BRENDA Link
KEGG Link
MetaCyc Link
okenone biosynthesis
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synechoxanthin biosynthesis
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-
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SYSTEMATIC NAME
IUBMB Comments
carotenoid beta-ring:acceptor oxidoreductase/methyltranferase (chi-ring forming)
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ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
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GENERAL INFORMATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
physiological function
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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
beta,chi-carotene + 2 acceptor
renierapurpurin + 2 reduced acceptor
show the reaction diagram
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-
-
?
beta-carotene + 2 acceptor
beta,chi-carotene + 2 reduced acceptor
show the reaction diagram
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-
-
?
carotene with beta-end group + 2 acceptor
carotene with chi-end group + 2 reduced acceptor
show the reaction diagram
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NATURAL SUBSTRATES
NATURAL PRODUCTS
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
beta,chi-carotene + 2 acceptor
renierapurpurin + 2 reduced acceptor
show the reaction diagram
A5A547
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-
-
?
beta-carotene + 2 acceptor
beta,chi-carotene + 2 reduced acceptor
show the reaction diagram
A5A547
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-
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?
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LINKS TO OTHER DATABASES (specific for EC-Number 1.3.99.40)
ExplorEnz
ExPASy
KEGG
MetaCyc
SABIO-RK
NCBI: PubMed, Protein, Nucleotide, Structure, Genome, OMIM
IUBMB Enzyme Nomenclature
PROSITE Database of protein families and domains
InterPro (database of protein families, domains and functional sites)