Your Query returns 10 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HGPRTBC0005789606HPRT    HPRT1   
HGPRTNM_0001949606HPRT    HPRT1   
HGPRTU618441399
HGPRTAB0204135821
hgprtAF1701055661
hgprtAF1397225689
HGPRTX135316183
HGPRTX135326183
HGPRTX135336183
HGPRTX135346183

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

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Text2Knowledge ... Yong Huang 2002