https://www.ncbi.nlm.nih.gov/Structure/pdb/1EXX
1EXX: ENANTIOMER DISCRIMINATION ILLUSTRATED BY CRYSTAL STRUCTURES OF THE HUMAN RETINOIC ACID...
RETINOIC ACID RECEPTOR GAMMA-23-FLUORO-4-[2-HYDROXY-2-(5,5,8,8-TETRAMETHYL-5,6,7,8,-TETRAHYDRO-NAPHTALEN-2-YL)-ACETYLAMINO]-BENZOIC...
by crystal