Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Cas-1NM_00980410090Cas1    Cs-1    2210418N07    Cat   
cas-1AC0066386239
cas-1NC_0032846239F41G4.2a    F41G4.2b    CELK02061   
cas-1NM_0783126239F41G4.2a    F41G4.2b    CELK02061   
cas-1NM_0783136239F41G4.2a    F41G4.2b    CELK02061   

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

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Text2Knowledge ... Yong Huang 2002