. . . . . . . . "Loss of enzyme activity." . "269"^^ . . "269"^^ . . "Mutagenesis site occurs in NX_Q9Y4E8-2 at amino acids 269 - 269." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "3" . . .