../ pdb_000021am_xyz-ext-atom_v1-0.xml.gz 04-Sep-2026 22:56 134K pdb_000021am_xyz-no-atom_v1-0.xml.gz 04-Sep-2026 22:56 45K pdb_000021am_xyz_v1-0.cif.gz 04-Sep-2026 22:56 164K pdb_000021am_xyz_v1-0.xml.gz 04-Sep-2026 22:56 225K