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EC Tree
IUBMB Comments A cytochrome P-450 (heme thiolate) enzyme characterized from maize. The enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection.
The expected taxonomic range for this enzyme is: Zea mays
Synonyms
CYP71Z18 ,
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CYP71Z18
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(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)cyclohex-1-ene-1-carbaldehyde + O2 + [reduced NADPH-hemoprotein reductase] = zealexin A1 + H2O + [oxidized NADPH-hemoprotein reductase]
(1c)
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(S)-beta-macrocarpene + 3 O2 + 3 [reduced NADPH-hemoprotein reductase] = zealexin A1 + 4 H2O + 3 [oxidized NADPH-hemoprotein reductase]
overall reaction
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(S)-beta-macrocarpene + O2 + [reduced NADPH-hemoprotein reductase] = [(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)-cyclohex-1-en-1-yl]methanol + H2O + [oxidized NADPH-hemoprotein reductase]
(1a)
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[(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)-cyclohex-1-en-1-yl] methanol + O2 + [reduced NADPH-hemoprotein reductase] = (4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)cyclohex-1-ene-1-carbaldehyde + 2 H2O + [oxidized NADPH-hemoprotein reductase]
(1b)
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(S)-beta-macrocarpene,[reduced NADPH-hemoprotein reductase]:oxygen oxidoreductase (zealexin A1-forming)
A cytochrome P-450 (heme thiolate) enzyme characterized from maize. The enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection.
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(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)cyclohex-1-ene-1-carbaldehyde + O2 + [reduced NADPH-hemoprotein reductase]
zealexin A1 + H2O + [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1
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(S)-beta-macrocarpene + 3 O2 + 3 [reduced NADPH-hemoprotein reductase]
zealexin A1 + 4 H2O + 3 [oxidized NADPH-hemoprotein reductase]
(S)-beta-macrocarpene + O2 + [reduced NADPH-hemoprotein reductase]
[(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)-cyclohex-1-en-1-yl]methanol + H2O + [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1
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[(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)-cyclohex-1-en-1-yl] methanol + O2 + [reduced NADPH-hemoprotein reductase]
(4S)-4-(5,5-dimethylcyclohex-1-en-1-yl)cyclohex-1-ene-1-carbaldehyde + 2 H2O + [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1
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?
(S)-beta-macrocarpene + 3 O2 + 3 [reduced NADPH-hemoprotein reductase]
zealexin A1 + 4 H2O + 3 [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes (S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection, overall reaction
-
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?
(S)-beta-macrocarpene + 3 O2 + 3 [reduced NADPH-hemoprotein reductase]
zealexin A1 + 4 H2O + 3 [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes(S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, overall reaction
-
-
?
Please wait a moment until the data is sorted. This message will disappear when the data is sorted.
(S)-beta-macrocarpene + 3 O2 + 3 [reduced NADPH-hemoprotein reductase]
zealexin A1 + 4 H2O + 3 [oxidized NADPH-hemoprotein reductase]
the enzyme sequentially oxidizes (S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection, overall reaction
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cytochrome P-450
a cytochrome P-450 (heme thiolate) enzyme
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Infections
CYP71Z18 overexpression confers elevated blast resistance in transgenic rice.
Mycoses
Characterization of CYP71Z18 indicates a role in maize zealexin biosynthesis.
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UniProt
brenda
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metabolism
the enzyme sequentially oxidizes (S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection
physiological function
the enzyme sequentially oxidizes (S)-beta-macrocarpene via alcohol and aldehyde intermediates to form zealexin A1, a maize phytoalexin that provides biochemical protection against fungal infection
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C71Z8_MAIZE
505
0
56021
Swiss-Prot
Secretory Pathway (Reliability: 5 )
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CYP71Z18 is expressed in the C41 (DE3) OverExpress strain of Escherichia coli (Lucigen)
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transcription is strongly induced by fungal infection
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Mao, H.; Liu, J.; Ren, F.; Peters, R.J.; Wang, Q.
Characterization of CYP71Z18 indicates a role in maize zealexin biosynthesis
Phytochemistry
121
4-10
2016
Zea mays (B4FVP3), Zea mays
brenda
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