Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
p75TNFRBC0118449606CD120b    TNF-R-II    TNFBR    TNFR2    TNFR80    TBPII    TNF-R75    p75    TNFRSF1B   
p75TNFRBC0529779606CD120b    TNF-R-II    TNFBR    TNFR2    TNFR80    TBPII    TNF-R75    p75    TNFRSF1B   
p75TNFRNM_0010669606p75    TBPII    TNFBR    TNFR2    CD120b    TNFR80    TNF-R75    TNF-R-II    TNFRSF1B   

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

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Text2Knowledge ... Yong Huang 2002