Your Query returns 11 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
SLC6A8U363419606300036
SLC6A8BC0123559606CRTR    CT1    300036
SLC6A8U413029606300036
SLC6A8NM_0056299606CT1    CRTR    300036
SLC6A8NM_1746119913
Slc6a8NT_03970810090300036
Slc6a8NT_03974510090300036
Slc6a8BC02444410090CRT    CT1    CRTR    300036
Slc6a8BC04980110090CRT    CT1    CRTR    300036
SLC6A8NT_0259659606300036
Slc6a8NM_13398710090CRT    CT1    CRTR    Creat    300036

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

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Text2Knowledge ... Yong Huang 2002