Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
LYT3NM_0049319606Ly3    CD8B    Leu2    CD8B1   
LYT3NM_1722139606Ly3    CD8B    Leu2    CD8B1   
LYT3NM_1720999606Ly3    CD8B    Leu2    CD8B1   
LYT3NM_1721009606Ly3    CD8B    Leu2    CD8B1   
LYT3NM_1721019606Ly3    CD8B    Leu2    CD8B1   
LYT3NM_1721029606Ly3    CD8B    Leu2    CD8B1   

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

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Text2Knowledge ... Yong Huang 2002