ATOM   6740 ZN    ZN B 819       9.100 916.190 741.430 51.00 37.80      B   ZN  
ATOM   6661 FE   HEM A 818      15.740   4.309  24.574  1.00 27.98      A   FE  
ATOM   6741 FE   HEM B 818       8.246   2.580  58.250  1.00 24.83      B   FE