../ pdb_000021aq_xyz-ext-atom_v1-0.xml.gz 24-Apr-2026 16:38 83K pdb_000021aq_xyz-no-atom_v1-0.xml.gz 24-Apr-2026 16:38 33K pdb_000021aq_xyz_v1-0.cif.gz 24-Apr-2026 16:38 110K pdb_000021aq_xyz_v1-0.xml.gz 24-Apr-2026 16:38 149K