../ pdb_000021ns_xyz-ext-atom_v1-0.xml.gz 19-Jun-2026 15:22 175K pdb_000021ns_xyz-no-atom_v1-0.xml.gz 19-Jun-2026 15:22 42K pdb_000021ns_xyz_v1-0.cif.gz 19-Jun-2026 15:22 198K pdb_000021ns_xyz_v1-0.xml.gz 19-Jun-2026 15:22 274K