1K9A:
reference: Structure of the carboxyl-terminal Src kinase, Csk., Ogawa A, Takayama Y, Sakai H, Chong KT, Takeuchi S, Nakagawa A, Nada S, Okada M, Tsukihara T, J Biol Chem 2002 Apr 26;277(17):14351-4. PMID: 11884384

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