Your Query returns 9 Accession Numbers:
Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
rfc40U159677227
rfc40U159677227
RFC40BC0028139606A1    MGC3665    RFC2   
RFC40NM_0029149606A1    MGC3665    RFC2   
RFC40NM_1814719606A1    MGC3665    RFC2   
Rfc40NM_0791917227rfc    rfc4    DRas2    CG14999    rfc[40]    l(3)64Ai    l(3)SH17    l(3)rfc40   
Rfc40NT_0374367227rfc    rfc4    DRas2    CG14999    rfc[40]    l(3)64Ai    l(3)SH17    l(3)rfc40   
RfC40AY0948297227
RfC40AE0034807227

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

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Text2Knowledge ... Yong Huang 2002