Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
DMRGCNM_1760137227GC    Cyg1    Gyc-r    CG6275    CG33114    Gyc32E   
DMRGCNT_0337797227GC    Cyg1    Gyc-r    CG6275    CG33114    Gyc32E   

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

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Text2Knowledge ... Yong Huang 2002