Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HMLALPHA2NC_0011354932ALPHA2    MATALPHA2   
HMLALPHA2X597204932
HMLALPHA20N/AMATALPHA2    ALPHA2   

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

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Text2Knowledge ... Yong Huang 2002