Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CD122NM_00836810090p70    Il-2Rbeta    Il-2/15Rbeta    Il2rb   
CD122BC02686910090p70    Il-2Rbeta    Il2rb   

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

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Text2Knowledge ... Yong Huang 2002