HEADER PROTEIN 01-JAN-20 NONE TITLE NULL COMPND NULL SOURCE NULL KEYWDS NULL EXPDTA NULL AUTHOR Marvin REVDAT 1 01-JAN-20 0 HETATM 1 Ca UNK 0 -0.770 0.000 0.000 0.00 0.00 Ca+2 HETATM 2 Cl UNK 0 0.770 -1.540 0.000 0.00 0.00 Cl-1 HETATM 3 Cl UNK 0 0.770 1.540 0.000 0.00 0.00 Cl-1 MASTER 0 0 0 0 0 0 0 0 3 0 0 0 END