Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ostm1NM_17241610090gl    HSPC019    1200002H13Rik   
OSTM1NM_0140289606GL    GIPN    HSPC019   
Ostm1BC05763510090HSPC019   
OSTM1NT_0257419606
OSTM1BC0685819606HSPC019    GL    GIPN   

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

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Text2Knowledge ... Yong Huang 2002