. . . . . . . . "Loss of nuclease activity; when associated with A-864; A-960 and A-975." . "977"^^ . . "977"^^ . . "Mutagenesis site occurs in NX_Q9Y2M0-1 at amino acids 977 - 977." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "4" . . .