isoelectrofocusing of [ 3h ] dipf-labelled and uninhibited partially purified enzyme preparation revealed that there were at least two separate carboxylesterases , which had pi3.9 and pi6.2 , a cholinesterase enzyme ( pi4.3 ) and an unidentified protein that reacts with [ 3h ] dipf and has a pi5.0 .
C0007067
carboxylesterases
C0008429
cholinesterase