A heterodimeric protein complex consisting of conserved large and small U2AF subunits that contributes to spliceosomal RNA splicing by binding to consensus sequences at the 3' splice site. U2AF is required to stabilize the association of the U2 snRNP with the branch point.
Source:PMID:15231733,
PMID:2963698,
PMID:1538748,
PMID:8657565,
GOC:mah,
GOC:dos