Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Polr3dNM_02594510090RPC4    44kDa    BN51T    TSBN51    2810426M17Rik   
POLR3DBC0030399606TSBN51    RPC4    BN51T   
POLR3DBC0026039606TSBN51    RPC4    BN51T   
POLR3DBC0044849606TSBN51    RPC4    BN51T   
POLR3DNM_0017229606RPC4    BN51T    TSBN51   
Polr3dNT_03960610090
Polr3dBC01610210090BN51T    RPC4    44kDa    TSBN51   
POLR3DNT_0236669606

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

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