Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HPRGNM_05317610090HRGP    Hrg   
HPRGNM_0004129606HRGP    HRG   
HPRGBC01116810090HRGP    Hrg   

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

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Text2Knowledge ... Yong Huang 2002