../ pdb_000028sa_xyz-ext-atom_v1-0.xml.gz 11-Sep-2026 15:44 29K pdb_000028sa_xyz-no-atom_v1-0.xml.gz 11-Sep-2026 15:44 21K pdb_000028sa_xyz_v1-0.cif.gz 11-Sep-2026 15:44 49K pdb_000028sa_xyz_v1-0.xml.gz 11-Sep-2026 15:44 61K