../ pdb_000021hl_xyz-ext-atom_v1-0.xml.gz 16-Oct-2026 17:11 80K pdb_000021hl_xyz-no-atom_v1-0.xml.gz 16-Oct-2026 17:11 30K pdb_000021hl_xyz_v1-0.cif.gz 16-Oct-2026 17:11 198K pdb_000021hl_xyz_v1-0.xml.gz 16-Oct-2026 17:11 262K