2CEH:
reference: Spectroscopic Characterization of Successive Phosphorylation of the Tissue Factor Cytoplasmic Region., Sen M, Herzik M, Craft JW, Creath AL, Agrawal S, Ruf W, Legge GB, Open Spectrosc J. 2009 Jan 1;3:58-64. PMID: 20076769

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