Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC2681BC0007569606CGI-28    L4mt    MGC16367    MRPL4   
MGC2681BC0098589606CGI-28    L4mt    MGC16367    MRPL4   
MGC2681NM_1463889606L4mt    CGI-28    MGC16367    MRPL4   
MGC2681NM_0159569606L4mt    CGI-28    MGC16367    MRPL4   
MGC2681NM_1463879606L4mt    CGI-28    MGC16367    MRPL4   

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

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Text2Knowledge ... Yong Huang 2002