Your Query returns 13 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Cacng2NM_00758310090stg    wag    waggler    stargazer    stargazin    B230105C07Rik    B930041E13Rik    602911
Cacng2NW_04778010116
Cacng2NM_05335110116Ipr328   
CACNG2AL0497499606602911
CACNG2AL0223139606602911
CACNG2AY4054299606602911
CACNG2AY4054309598
CACNG2AY40543110090602911
CACNG2NM_0060789606602911
Cacng2AF07773910090602911
Cacng2NT_08192110090602911
Cacng2AF36133910116
CACNG2NT_0115209606602911

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

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Text2Knowledge ... Yong Huang 2002