Chain identifier should be blank not A: ATOM   8381 ZN    ZN A1075     -30.594  25.035 -40.928  1.00 37.92      A   ZN  
Chain identifier should be blank not B: ATOM   8406 ZN    ZN B1076      -1.541   6.912  35.010  1.00 40.39      B   ZN  
Chain identifier should be blank not C: ATOM   8430 ZN    ZN C1077      10.019  34.688   4.538  1.00 48.22      C   ZN  
Chain identifier should be blank not A: ATOM   8384 ZN    ZN A1078     -19.721  35.291 -21.336  0.70 68.24      A   ZN  

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