Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ser-1NM_01382210090Htu    slalom    Serrate-1    Headturner    Jag1   
Ser-1BC05867510090Serrate-1    slalom    Headturner    Jag1   
Ser-1AF0952417137MG-1   
ser-1U410386239
ser-1NC_0032846239F59C12.2   
ser-1NM_0782836239F59C12.2   
ser-1NM_1718116239F59C12.2   

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

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Text2Knowledge ... Yong Huang 2002