Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
IGKV15NG_0008349606V1    L12    L12a    IGKV1-5   
IGKV15NT_0221849606V1    L12    L12a    IGKV1-5   

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

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Text2Knowledge ... Yong Huang 2002