Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Mom1NM_01110810090EF    Pla2    sPLA2    14-3-3    Pla2g2a    172411
MOM1BC0059199606PLA2B    PLA2L    PLA2S    PLAS1    PLA2G2A    172411
MOM1NM_0003009606PLA2B    PLA2L    PLA2S    PLAS1    PLA2G2A    172411

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

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Text2Knowledge ... Yong Huang 2002