Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Kcnv2NM_18317910090KV11.1    MGC38990    607604
KCNV2NM_1334979606KV11.1    607604
Kcnv2NT_03968710090607604
Kcnv2BC03904210090MGC38990    KV11.1    607604
KCNV2NT_0084139606607604

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

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Text2Knowledge ... Yong Huang 2002