Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PIK3R4NM_0146029606P150    VPS15   
Pik3r4XM_13511610090
Pik3r4NT_03947710090
Pik3r4BC01753710090
PIK3R4NT_0056129606

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

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Text2Knowledge ... Yong Huang 2002