Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
RPTR[a]NM_00898010090Ptpa    PTP[a]    PTPalpha    RPTRalpha    Ptpra   
RPTR[a]BC05093010090PTP[a]    PTPalpha    RPTRalpha    Ptpra   

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

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Text2Knowledge ... Yong Huang 2002