../ pdb_00004isx_xyz-ext-atom_v1-4.xml.gz 20-Mar-2026 18:29 69K pdb_00004isx_xyz-no-atom_v1-4.xml.gz 20-Mar-2026 18:29 31K pdb_00004isx_xyz_v1-4.cif.gz 20-Mar-2026 18:29 166K pdb_00004isx_xyz_v1-4.xml.gz 20-Mar-2026 18:29 226K