1TBP:
reference: Crystal structure of yeast TATA-binding protein and model for interaction with DNA., Chasman DI, Flaherty KM, Sharp PA, Kornberg RD, Proc Natl Acad Sci U S A 1993 Sep 1;90(17):8174-8. PMID: 8367480

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