Your Query returns 12 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Btn1a1NM_01348310090Btn   
BTN1A1AY4056549606
BTN1A1AY4056559598
BTN1A1AY40565610090
BTN1A1AL1219369606
BTN1A1NM_0017329606BT    BTN   
BTN1A1NM_1745089913BTN   
Btn1a1NT_03957810090
Btn1a1BC00981710090
Btn1a1BC01149710090
Btn1a1BC03145910090
BTN1A1NT_0075929606

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

Google

Text2Knowledge ... Yong Huang 2002