 In thiswork we present ATOM3D, a collection of both novel and existing  datasets spanning several key classes of biomolecules , to systematically assess such learning methods.
<meaning-changed>  In thiswork we present ATOM3D, a collection of both novel and existing  datasets spanning several key classes of biomolecules , to systematically assess such learning methods.
 In thiswork we present ATOM3D, a collection of both novel and existing benchmark datasets spanning several key classes of biomolecules , to systematically assess such learning methods.