1.3.1.86 2-mercaptoethanol at high concentrations beta-mercaptoethanol is inhibitory 63 1.3.1.86 2-methylcrotonyl-CoA CoA-activated enzyme shows competitive inhibition with the substrate analog 2-methylcrotonyl-CoA 5899 1.3.1.86 4-Chloro-7-nitrobenzo-2-oxa-1,3-diazole extremely potent inhibitor 15549 1.3.1.86 5,5'-dithiobis(2-nitrobenzoic acid) extremely potent inhibitor 221 1.3.1.86 acetyl-CoA competitive inhibitor 29 1.3.1.86 ammonium sulfate enzyme activity is inhibited by ammonium sulfate ; however, this inhibition is overcome by addition of 10 mM guanidine 1058 1.3.1.86 arachidoyl-CoA 86% residual activity at 0.1 mM 2827 1.3.1.86 butyryl-CoA competitive inhibitor 270 1.3.1.86 butyryl-CoA slight inhibition 270 1.3.1.86 Ca2+ complete inhibition at 1 mM 15