| 4ZFL: reference: Structure of the Ergothioneine-Biosynthesis Amidohydrolase EgtC., Vit A, Mashabela GT, Blankenfeldt W, Seebeck FP, Chembiochem. 2015 Jun 16. doi: 10.1002/cbic.201500168. PMID: 26079795 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).