. . . . . . . . "Serine/threonine-protein phosphatase 2A 55 kDa regulatory subunit B beta isoform" . "1"^^ . . "509"^^ . . "Mature protein occurs in NX_Q00005-5 at amino acids 1 - 509." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "1" . . .