TABLE 2.

Specific enzyme activities of EstCE1 and EstA3

SubstrateSp act (U/mg)a
EstCE1EstA3
pNP-acylesters
    Butyrate (C4)31.1513.6
    Valerate (C5)22.9425.7
    Caproate (C6)7.4425.7
    Octanoate (C8)1.03.6
    Decanoate (C10)0.90
    Palmitate (C16)0.00
Triglycerides
    Triacetin (C2)26.7147.5
    Tripropionin (C3)33.3ND
    Tributyrin (C4)54.7167.5
    Tricaprylin (C8)0ND
    Trilaurin (C12)0ND
Vinyl acids
    Vinyl acetate (C2)13.3107.5
    Vinyl propionate (C3)13.3380.0
    Vinyl butyrate (C4)16.0387.5
    Vinyl caproate (C6)0237.5
    Vinyl caprylate (C8)0155.0
    Vinyl laurinate (C12)07.5
  • a ND, not determined.