Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Hb-2NM_0330339606HB2    KRTHB2   
hb-2AJ0058334153

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

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Text2Knowledge ... Yong Huang 2002