4LFD:
reference: Structural and computational studies of the Staphylococcus aureus Sortase B-substrate complex reveal a substrate-stabilized oxyanion hole., Jacobitz AW, Wereszczynski J, Yi SW, Amer BR, Huang GL, Nguyen AV, Sawaya MR, Jung ME, McCammon JA, Clubb RT, J Biol Chem. 2014 Feb 11. PMID: 24519933

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