Chain identifier should be blank not A: ATOM   5892 ZN    ZN A 776      61.054  46.792  48.359  1.00 17.45      A   ZN  
Chain identifier should be blank not B: ATOM   5906 ZN    ZN B 777      90.177  76.949  52.465  1.00 23.72      B   ZN  
Chain identifier should be blank not C: ATOM   5921 ZN    ZN C 778      32.369  35.247  53.147  1.00 27.02      C   ZN  
Chain identifier should be blank not B: ATOM   5907 ZN    ZN B 779      73.754  90.980  58.145  1.00 17.33      B   ZN  
Chain identifier should be blank not C: ATOM   5922 ZN    ZN C 780      62.845   6.493  47.902  1.00 52.52      C   ZN  

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