Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Sm22aNM_17859810090Sm22B    SM22beta    2700094C18Rik    Tagln2   
Sm22aNM_01152610090Tagln   
Sm22aBC00907610090SM22beta    Sm22B    Tagln2   
SM22AAF0536299823

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

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Text2Knowledge ... Yong Huang 2002