../ pdb_00002nr4_xyz-ext-atom_v1-7.xml.gz 22-Dec-2023 16:54 72K pdb_00002nr4_xyz-no-atom_v1-7.xml.gz 22-Dec-2023 16:54 29K pdb_00002nr4_xyz_v1-7.cif.gz 22-Dec-2023 16:54 93K pdb_00002nr4_xyz_v1-7.xml.gz 22-Dec-2023 16:54 126K