7C2B:
reference: Structural basis for Thioredoxin isoform-based fine tuning of Ferredoxin-Thioredoxin Reductase activity., Juniar L, Tanaka H, Yoshida K, Hisabori T, Kurisu G, Protein Sci. 2020 Oct 4. doi: 10.1002/pro.3964. PMID: 33015914

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