../ pdb_00003h31_xyz-ext-atom_v1-5.xml.gz 07-Aug-2026 19:50 18K pdb_00003h31_xyz-no-atom_v1-5.xml.gz 07-Aug-2026 19:50 19K pdb_00003h31_xyz_v1-5.cif.gz 07-Aug-2026 19:50 53K pdb_00003h31_xyz_v1-5.xml.gz 07-Aug-2026 19:50 71K