Crystallography, X-Ray X ray crystallography 116 article 116 chemistry 108 Models, Molecular 84 chemical structure 74 priority journal 52 nonhuman 48 Ligands 44 crystal structure 42 unclassified drug 42 Molecular Structure 40 molecular dynamics 40 hydrogen bond 38 Hydrogen Bonding 36 controlled study 32 ligand 32 metabolism 32 Copper 30 Crystal structure 30 Computer Simulation 28 copper 28 Animals 26 Humans 26 Hydrogen bonds 26 Binding Sites 24 Thermodynamics 24 synthesis 24 Protein Binding 22 binding site 22