Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
iga2AF012204487iga   
iga2AL162753122587
IgA2AF1297709986
iga2NC_003116122587

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

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Text2Knowledge ... Yong Huang 2002