../ pdb_00004b2y_xyz-ext-atom_v1-4.xml.gz 28-Aug-2026 18:06 521K pdb_00004b2y_xyz-no-atom_v1-4.xml.gz 28-Aug-2026 18:06 97K pdb_00004b2y_xyz_v1-4.cif.gz 28-Aug-2026 18:06 571K pdb_00004b2y_xyz_v1-4.xml.gz 28-Aug-2026 18:06 788K