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EC 4.2.3.149 Details
EC number
4.2.3.149
Accepted name
nephthenol synthase
Reaction
geranylgeranyl diphosphate + H2O = (R)-nephthenol + diphosphate
Other name(s)
DtcycA (gene name), DtcycB (gene name)
Systematic name
geranylgeranyl-diphosphate diphosphate-lyase [(R)-nephthenol-forming]
Comment
Requires Mg2+. Two isozymes with this activity were isolated from the bacterium Streptomyces sp. SANK 60404. The enzyme encoded by the DtcycA gene also produces cembrene C (see EC 4.2.3.148, cembrene C synthase), while the enzyme encoded by the DtcycB gene also produces (R)-cembrene A and (1S,4E,8E,12E)-2,2,5,9,13-pentamethylcyclopentadeca-4,8,12-trien-1-ol (see EC 4.2.3.150, cembrene A synthase, and EC 4.2.3.151, pentamethylcyclopentadecatrienol synthase).
History
created 2014
EC Tree
1.6.5.1 created 1961, deleted 1965
1.6.99.2 created 1961 as EC 1.6.5.2, transferred 1965 to EC 1.6.99.2, deleted 2005
1.6.99.4 created 1965, deleted 1972
1.6.99.7 created 1972, modified 1981 (EC 1.6.99.10 created 1978, incorporated 1981), deleted 2003
1.6.99.8 created 1972, deleted 2002
1.6.99.9 created 1972, deleted 2002
1.6.99.10 created 1978, deleted 1981
1.6.99.11 created 1989, deleted 2002
1.6.99.12 created 1989, deleted 2002
1.6.99.13 created 1992, deleted 2002