Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
LIGHTNM_01941810090LTg    HVEML    Ly113    HVEM-L    Tnfsf14   
LIGHTAF5425099606TNFSF14   
LIGHTBC0180589606LTg    TR2    HVEML    TNFSF14   
LIGHTNM_1720149606LTg    TR2    HVEML    TNFSF14   
LIGHTNM_0038079606LTg    TR2    HVEML    TNFSF14   
lightAF0345717227
LIGHTAB02915510090

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

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Text2Knowledge ... Yong Huang 2002