../ pdb_000028zt_xyz-ext-atom_v1-0.xml.gz 28-Aug-2026 18:06 555K pdb_000028zt_xyz-no-atom_v1-0.xml.gz 28-Aug-2026 18:06 131K pdb_000028zt_xyz_v1-0.cif.gz 28-Aug-2026 18:06 1M pdb_000028zt_xyz_v1-0.xml.gz 28-Aug-2026 18:06 2M