Enzyme binding dynamics encompasses the time-dependent molecular processes through which an enzyme associates with, interacts with, conformationally responds to, and dissociates from a binding partner such as a substrate, inhibitor, cofactor, or regulatory ligand. Binding occurs within an ensemble of interconverting enzyme conformations, and transitions among these conformational substates can alter the accessibility, geometry, and physicochemical properties of binding sites ^[1][2]. The concept includes the kinetics of molecular association and dissociation, transient enzyme–ligand configurations, conformational exchange accompanying complex formation, and fluctuations within the bound complex. These processes span multiple temporal and spatial scales, from local atomic and side-chain fluctuations to larger loop or domain rearrangements ^[2][3]. Enzyme binding dynamics therefore describes binding as a molecular trajectory through conformational and interaction states whose populations and interconversion rates determine how ligand recognition and occupancy develop over time ^[1][3]. Within enzyme function and inhibition, its scope encompasses substrate, product, cofactor, activator, and inhibitor interactions insofar as their association, residence, conformational coupling, and release are properties of the enzyme–ligand binding process ^[2][4].