mdtraj.Trajectory# add(to_item, item[, atom_indices, ...]) append_structures(item[, structure_id, ...]) copy(item[, skip_digestion]) extract(item[, atom_indices, ...]) has_attribute(molecular_system, attribute[, ...]) is_form(item) StructuresIterator(molecular_system[, ...]) TopologyIterator(molecular_system) merge(items[, atom_indices, ...]) set to_biopython_Seq to_biopython_SeqRecord to_file_pdb to_file_xtc to_mdtraj_Topology to_molsysmt_MolSys to_molsysmt_Structures to_molsysmt_Topology to_nglview_NGLWidget to_openmm_Modeller to_openmm_Topology to_parmed_Structure to_pdbfixer_PDBFixer to_pytraj_Topology to_pytraj_Trajectory to_string_amino_acids_1 to_string_amino_acids_3