Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ces-1NM_02145610090Ses-1    Ces1   
ces-1AF1692016239
ces-1AF1763776238
ces-1NC_0032796239F43G9.11   
ces-1NM_0599376239F43G9.11   
ces-1Z797556239

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

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Text2Knowledge ... Yong Huang 2002