4HDH:
reference: RNA-dependent RNA polymerase of Japanese encephalitis virus binds the initiator nucleotide GTP to form a mechanistically important pre-initiation state., Surana P, Satchidanandam V, Nair DT, Nucleic Acids Res. 2013 Nov 28. PMID: 24293643

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).