Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Slc12a3NW_04753110116
SLC12A3AF3660539606600968
SLC12A3NM_0003399606TSC    NCCT    600968
Slc12a3NT_07858610090600968
Slc12a3BC03861210090TSC    600968
Slc12a3NM_01934510116NCC    TSC   
Slc12a3NM_01941510090NCC    TSC    NCCT    600968
SLC12A3NT_0104989606600968

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

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Text2Knowledge ... Yong Huang 2002