Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
4921513A11BC01130110090FP    SDH2    SDHF    Sdha   
4921513A11BC03184910090FP    SDH2    SDHF    Sdha   

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

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Text2Knowledge ... Yong Huang 2002