1TIN:
reference: Three-dimensional solution structure of Cucurbita maxima trypsin inhibitor-V determined by NMR spectroscopy., Cai M, Gong Y, Kao JL, Krishnamoorthi R, Biochemistry 1995 Apr 18;34(15):5201-11. PMID: 7711040

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