../ pdb_000021nq_xyz-ext-atom_v1-0.xml.gz 22-May-2026 15:41 71K pdb_000021nq_xyz-no-atom_v1-0.xml.gz 22-May-2026 15:41 22K pdb_000021nq_xyz_v1-0.cif.gz 22-May-2026 15:41 88K pdb_000021nq_xyz_v1-0.xml.gz 22-May-2026 15:41 118K