4GC9:
reference: Structural basis for S-adenosylmethionine binding and methyltransferase activity by mitochondrial transcription factor B1., Guja KE, Venkataraman K, Yakubovskaya E, Shi H, Mejia E, Hambardjieva E, Karzai AW, Garcia-Diaz M, Nucleic Acids Res. 2013 Jun 26. PMID: 23804760

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