../ pdb_00003s55_xyz-ext-atom_v1-4.xml.gz 08-Sep-2023 16:25 384K pdb_00003s55_xyz-no-atom_v1-4.xml.gz 08-Sep-2023 16:25 88K pdb_00003s55_xyz_v1-4.cif.gz 08-Sep-2023 16:25 793K pdb_00003s55_xyz_v1-4.xml.gz 08-Sep-2023 16:25 1M