4JKN:
reference: Mercury metallation of the copper protein azurin and structural insight into possible heavy metal reactivity., Zampino AP, Masters FM, Bladholm EL, Panzner MJ, Berry SM, Leeper TC, Ziegler CJ, J Inorg Biochem. 2014 Dec;141:152-60. doi: 10.1016/j.jinorgbio.2014.09.003. Epub , 2014 Sep 16. PMID: 25265377

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