NDM-1 structure in complex with two cadmium ions and antibiotic. Unhydrolyzed ampicillin is depicted in the active site.
Credit or Source: Argonne National Laboratory
US DOE. 2013. DOE User Facilities Advanced Technologies for Biology: Synchrotron and Neutron Beam Facilities Accelerating Biological Research, US Department of Energy Office of Science. (p. 2)