Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PR53BC0025459606PTPA    PP2A    MGC2184    PPP2R4   
PR53BC0116059606PTPA    PP2A    MGC2184    PPP2R4   
PR53NM_0211319606PP2A    PTPA    MGC2184    PPP2R4   
PR53NM_1780009606PP2A    PTPA    MGC2184    PPP2R4   
PR53NM_1780019606PP2A    PTPA    MGC2184    PPP2R4   
PR53NM_1780029606PP2A    PTPA    MGC2184    PPP2R4   
PR53NM_1780039606PP2A    PTPA    MGC2184    PPP2R4   

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002