../ pdb_000021iq_xyz-ext-atom_v1-0.xml.gz 02-Oct-2026 15:05 216K pdb_000021iq_xyz-no-atom_v1-0.xml.gz 02-Oct-2026 15:05 54K pdb_000021iq_xyz_v1-0.cif.gz 02-Oct-2026 15:05 254K pdb_000021iq_xyz_v1-0.xml.gz 02-Oct-2026 15:05 341K