Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Kv1.4NM_02127510090Kcna4   
KV1.4NM_0022339606HK1    HBK4    PCN2    HPCN2    HUKII    KCNA8    KCNA4L    KCNA4   
Kv1.4NM_01297110116Kv4    RK3    RHK1    KCHAN    Kcna4   
kv1.4AJ2913149986

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

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Text2Knowledge ... Yong Huang 2002