4e6h is a 1 chain structure with sequence from Kluyveromyces lactis NRRL Y-1140. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
RNA14_KLULA Component of the cleavage factor IA (CFIA) complex, which is involved in the endonucleolytic cleavage during polyadenylation-dependent pre-mRNA 3'-end formation (By similarity).