4LNW:
reference: Identification of a NEW HORMONE binding site ON THE SURFACE of thyroid hormone receptor., Souza PC, Puhl AC, Martinez L, Aparicio R, Nascimento AS, Figueira AC, Nguyen P, Webb P, Skaf MS, Polikarpov I, Mol Endocrinol. 2014 Feb 19:me20131359. PMID: 24552590

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