4.1.2.52 2-oxobutanoate competitive inhibition 390 4.1.2.52 2-oxopentanoate competitive inhibition 968 4.1.2.52 4-methyl-2-oxopentanoate competitive inhibition 722 4.1.2.52 glyoxylate competitive inhibition 101 4.1.2.52 pyruvate competitive inhibition 31 4.1.2.52 pyruvate - 31 4.1.2.52 sodium oxalate - 17092