. "\"Catalysis of the reaction: S-adenosyl-L-methionine + protein L-leucine = S-adenosyl-L-homocysteine + protein L-leucine methyl ester. This modification occurs only at the oxygen atoms of the free alpha carboxyl group of a leucine residue at the C-terminus of the protein.\" [PMID:8514774]" . . "protein C-terminal leucine carboxyl O-methyltransferase activity" . "protein-leucine O-methyltransferase activity" . "EC:2.1.1.-" . . . "protein phosphatase methyltransferase activity" .