5VLX:
reference: Selective tuning of activity in a multifunctional enzyme as revealed in the F21W mutant of dehaloperoxidase B from Amphitrite ornata., Carey LM, Kim KB, McCombs NL, Swartz P, Kim C, Ghiladi RA, J Biol Inorg Chem. 2017 Nov 23. pii: 10.1007/s00775-017-1520-x. doi:, 10.1007/s00775-017-1520-x. PMID: 29170897

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