ATOM   6746 ZN    ZN A 820       9.260 216.290 441.220 81.00 39.80      A   ZN  
ATOM   6697 FE   HEM A 819      15.688   4.522  24.339  1.00 33.56      A   FE  
ATOM   6789 FE   HEM B 819       8.747   2.727  58.026  1.00 33.98      B   FE