Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CD28LGBC0426659606CD28LG1    LAB7    CD80    112203
CD28LGNM_0051919606LAB7    CD28LG1    CD80    112203

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

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Text2Knowledge ... Yong Huang 2002