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EC 4.2.1.142 Details
show Brenda entryEC number
4.2.1.142
Accepted name
5′-oxoaverantin cyclase
Reaction
5′-oxoaverantin = (1′S,5′S)-averufin + H2O
Other name(s)
OAVN cyclase,
5′-oxoaverantin hydro-lyase [(2′S,5′S)-averufin forming]
Systematic name
5′-oxoaverantin hydro-lyase [(1′S,5′S)-averufin-forming]
Comment
Isolated from the aflatoxin-producing mold Aspergillus parasiticus. The enzyme also catalyses the conversion of versiconal to versicolorin B (EC 4.2.1.143, versicolorin B synthase). Involved in aflatoxin biosynthesis.
History
created 2013
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1 Oxidoreductases
1.1 Acting on the CH-OH group of donors
1.8.1.1 created 1961, deleted 1972
