Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
wu:fk48d01BC0460477955fk48d01    Polr2c    zgc:56285   
wu:fk48d01NM_1999217955Polr2c    fk48d01    zgc:56285   

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

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Text2Knowledge ... Yong Huang 2002