1MH4:
reference: Insights into binding cooperativity of MATa1/MATalpha2 from the crystal structure of a MATa1 homeodomain-maltose binding protein chimera., Ke A, Wolberger C, Protein Sci 2003 Feb;12(2):306-12. PMID: 12538894

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