| 6YWO: reference: Structure and mechanism of CutA, RNA nucleotidyl transferase with an unusual preference for cytosine., Malik D, Kobylecki K, Krawczyk P, Poznanski J, Jakielaszek A, Napiorkowska A, Dziembowski A, Tomecki R, Nowotny M, Nucleic Acids Res. 2020 Aug 12. pii: 5891578. doi: 10.1093/nar/gkaa647. PMID: 32785623 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).