../ pdb_000021dc_xyz-ext-atom_v1-0.xml.gz 03-Apr-2026 16:11 51K pdb_000021dc_xyz-no-atom_v1-0.xml.gz 03-Apr-2026 16:11 25K pdb_000021dc_xyz_v1-0.cif.gz 03-Apr-2026 16:11 115K pdb_000021dc_xyz_v1-0.xml.gz 03-Apr-2026 16:11 148K