ATOM   6747 ZN    ZN A 820       9.110 216.130  40.910 71.00 24.80      A   ZN  
ATOM   6665 FE   HEM A 819      15.719   4.493  24.179  1.00 18.18      A   FE  
ATOM   6748 FE   HEM B 819       8.064   2.494  57.396  1.00 17.04      B   FE