Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PgisNM_00896810090Cyp8    Pgi2    Ptgi    Cyp8a1    Ptgis    601699
PGISNM_0009619606CYP8    PTGI    CYP8A1    PTGIS    601699
PGISBC06181410116Ptgis   
PgisBC06215110090Pgi2    Cyp8    Ptgi    Cyp8a1    Ptgis    601699
PGISNM_03155710116Ptgis   

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

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Text2Knowledge ... Yong Huang 2002