Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
mu-calpinNM_00760010090Capa1    Capa-1    Capn1   
mu-calpinBC02613810090Capn1   
mu-calpinBC05027610090Capn1   

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

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Text2Knowledge ... Yong Huang 2002