Chain identifier should be blank not A: ATOM   8087 ZN    ZN A1020      -5.000**************** 23.21  0.00      A   ZN  
Chain identifier should be blank not C: ATOM   8117 ZN    ZN C1020      26.000******** 169.000 81.51  0.00      C   ZN  
Chain identifier should be blank not E: ATOM   8147 ZN    ZN E1020       6.000**************** 55.91  0.00      E   ZN  
Chain identifier should be blank not I: ATOM   8177 ZN    ZN I1020      -1.0003230.000  82.227  7.02  1.00      I   ZN  

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