. . . . . . . . "Nucleophile" . "273"^^ . . "273"^^ . . "An active site occurs in NX_Q9Y4E8-3 at amino acids 273 - 273." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "3" . . .