2.3.1.39 additional information - the enzyme is quite stable to heat 486880 2.3.1.39 42 - strain LA2-89 carrying the fabD89 allele which contains an amber mutation at codon position 257: the enzyme activity is almost completely inactivated by pre-incubation of the extract at this temperature 486900 2.3.1.39 50 - - 486887 2.3.1.39 50 - 1 h stable 486865 2.3.1.39 50 - isozyme MCT1: 50% loss of activity after 5 min and 60% loss of activity after 10 min, isozyme MCT2: 30% increase of activity after 10 min 486887 2.3.1.39 60 - stable for at least 40 min 486865 2.3.1.39 80 - 20% loss of activity after 20 min 486865, 486880 2.3.1.39 80 - inactivation after 20 min 486886 2.3.1.39 100 - t1/2: 15 min 486865