1PFS:
reference: Solution structure of the single-stranded DNA binding protein of the filamentous Pseudomonas phage Pf3: similarity to other proteins binding to single-stranded nucleic acids., Folmer RH, Nilges M, Konings RN, Hilbers CW, EMBO J 1995 Sep 1;14(17):4132-42. PMID: 7556054

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