Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
SCIDXBC0149729606IMD4    SCIDX1    CD132    IL2RG    308380
SCIDXNM_0002069606IMD4    CD132    SCIDX1    IL2RG    308380

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

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Text2Knowledge ... Yong Huang 2002