../ pdb_00002hel_xyz-ext-atom_v1-4.xml.gz 09-Feb-2024 17:33 46K pdb_00002hel_xyz-no-atom_v1-4.xml.gz 09-Feb-2024 17:33 22K pdb_00002hel_xyz_v1-4.cif.gz 09-Feb-2024 17:33 63K pdb_00002hel_xyz_v1-4.xml.gz 09-Feb-2024 17:33 84K