4TTV:
reference: Aminoacyl-tRNA synthetase dependent angiogenesis revealed by a bioengineered macrolide inhibitor., Mirando AC, Fang P, Williams TF, Baldor LC, Howe AK, Ebert AM, Wilkinson B, Lounsbury KM, Guo M, Francklyn CS, Sci Rep. 2015 Aug 14;5:13160. doi: 10.1038/srep13160. PMID: 26271225

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