2RP3:
reference: Solution and crystal structures of a sugar binding site mutant of cyanovirin-N: no evidence of domain swapping., Matei E, Furey W, Gronenborn AM, Structure. 2008 Aug;16(8):1183-94. PMID: 18682220

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