Volume 89, Issue 4, Pages 491-494 (May 1997) Pre-mRNA Processing and the CTD of RNA Polymerase II: The Tail That Wags the Dog?  Eric J. Steinmetz  Cell  Volume 89, Issue 4, Pages 491-494 (May 1997) DOI: 10.1016/S0092-8674(00)80230-5

Figure 1 Schematic Representation of the Association of Pre-mRNA Processing Factors with the Carboxy-Terminal Domain (CTD) of Transcriptionally Engaged RNA Polymerase II Potential physical and functional interactions between splicing, polyadenylation, and elongation factors are indicated by double-headed arrows. Cell 1997 89, 491-494DOI: (10.1016/S0092-8674(00)80230-5)