1SHF:
reference: Crystal structure of the SH3 domain in human Fyn; comparison of the three-dimensional structures of SH3 domains in tyrosine kinases and spectrin., Noble ME, Musacchio A, Saraste M, Courtneidge SA, Wierenga RK, EMBO J 1993 Jul;12(7):2617-24. PMID: 7687536

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