5A2V:
reference: Structure of mitochondrial poly(A) RNA polymerase reveals the structural basis for dimerization, ATP selectivity and the SPAX4 disease phenotype., Lapkouski M, Hallberg BM, Nucleic Acids Res. 2015 Aug 28. pii: gkv861. PMID: 26319014

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