Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
XCC0552NC_003902190485uncA    atpA   
XCC0552AE012153190485uncA    atpA   

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

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Text2Knowledge ... Yong Huang 2002