. . . . . . . . "Proton acceptor" . "252"^^ . . "252"^^ . . "An active site occurs in NX_Q07912-2 at amino acids 252 - 252." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "3" . . .