Your Query returns 18 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MSG1NM_01142210090Smr1    300149
MSG1BC0042409606CITED1    300149
MSG1NM_0041439606CITED1    300149
MSG1BC03180610090Smr1    300149
MSG1BC03455310090Smr1    300149
MSG1BC03192110090Smr1    300149
MSG1BC05585710090Smr1    300149
Msg1NM_00770910090Cited1    300149
MSG1NC_0011434932GMH1   
MSG1D174384754
msg1AF03855642068
Msg1NW_04804310116
msg1U650929606300149
Msg1AF01014810090melanocyte-specific gene 1    300149
msg1U6509110090300149
msg1AF10439910116
msg1X7162910090300149
Msg1NM_17205510116

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

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Text2Knowledge ... Yong Huang 2002