Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
zgc:55561BC0471737955hprt1   
zgc:55561NM_1995187955hprt1   

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

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Text2Knowledge ... Yong Huang 2002