1.1.1.B65 K+ activates 44% at 1 mM and 69% at 10 mM 743100 1.1.1.B65 Mn2+ 21% activation at 1 mM, and 61% inhibition at 10 mM 743100 1.1.1.B65 Na+ activates 12% at 10 mM 743100