Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
POLR2EBC0044419606RPB5    XAP4    hRPB25    hsRPB5    RPABC1    180664
POLR2EAC0041519606180664
POLR2EAY4096839606180664
POLR2EAY4096849598
POLR2EAY40968510090180664
POLR2ENM_0026959606RPB5    XAP4    RPABC1    hRPB25    hsRPB5    180664
Polr2eXM_28292010090180664
Polr2eNT_03949610090180664
Polr2eBC02684210090RPB5    XAP4    25kDa    180664
Polr2eBC03768110090RPB5    XAP4    25kDa    180664
Polr2eBC04552110090RPB5    XAP4    25kDa    180664
POLR2EG676629913
POLR2ENT_0112559606180664
POLR2EBC0341449606RPB5    RPABC1    XAP4    hRPB25    hsRPB5    180664

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

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Text2Knowledge ... Yong Huang 2002