Your Query returns 15 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ppp2r4NM_13874810090D12Bwg0916e    2610042B21Rik    600756
PPP2R4BC0025459606PTPA    PR53    PP2A    MGC2184    600756
PPP2R4BC0116059606PTPA    PR53    PP2A    MGC2184    600756
PPP2R4AY4150539606600756
PPP2R4AY4150549598
PPP2R4AY41505510090600756
PPP2R4NM_0211319606PP2A    PR53    PTPA    MGC2184    600756
PPP2R4NM_1780009606PP2A    PR53    PTPA    MGC2184    600756
PPP2R4NM_1780019606PP2A    PR53    PTPA    MGC2184    600756
PPP2R4NM_1780029606PP2A    PR53    PTPA    MGC2184    600756
PPP2R4NM_1780039606PP2A    PR53    PTPA    MGC2184    600756
Ppp2r4NT_03920610090600756
Ppp2r4BC006626100902610042B21Rik    600756
Ppp2r4BC05285210090D12Bwg0916e    2610042B21Rik    600756
PPP2R4NT_0084709606600756

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

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Text2Knowledge ... Yong Huang 2002