Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Spin1NM_023712100902210013K02Rik   
Spin1NM_18247410116SPI1    CPi-23    Spin2a   
Spin1BC002297100902210013K02Rik   
Spin1BC026854100902210013K02Rik   

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

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Text2Knowledge ... Yong Huang 2002