../ pdb_00006k3j_xyz-ext-atom_v1-4.xml.gz 27-Feb-2026 17:22 1M pdb_00006k3j_xyz-no-atom_v1-4.xml.gz 27-Feb-2026 17:22 25K pdb_00006k3j_xyz_v1-4.cif.gz 27-Feb-2026 17:22 1M pdb_00006k3j_xyz_v1-4.xml.gz 27-Feb-2026 17:22 2M