the deacylation rate constant , k3 , for p-guanidinobenzoyl-apc hydrolysis was also independent of [ na+ ] , with a value of ( 3.8 +/- 1.0 ) x 10 ( -3 ) s-1 in the absence of na+ or in the presence of concentrations of na+ up to 200 mm .
C3540812
apc
C0020291
hydrolysis