Chain identifier should be blank not A: ATOM    576 MG    MG A1299     -14.855 -27.442  35.005  1.00 17.49      A   MG  
Chain identifier should be blank not B: ATOM    611 MG    MG B1300      13.347 -31.754  19.112  1.00 29.70      B   MG  
Chain identifier should be blank not C: ATOM    646 MG    MG C1301       0.408 -63.032  10.318  1.00 28.41      C   MG  
Chain identifier should be blank not D: ATOM    681 MG    MG D1302     -13.204 -63.225  37.993  1.00 54.25      D   MG  
Chain identifier should be blank not A: ATOM    575 ZN    ZN A1303     -16.547 -25.510  37.018  1.00 28.56      A   ZN  
Chain identifier should be blank not B: ATOM    610 ZN    ZN B1304      16.420 -30.175  17.893  1.00 34.08      B   ZN  
Chain identifier should be blank not C: ATOM    645 ZN    ZN C1305       1.887 -64.908   7.174  1.00 50.77      C   ZN  
Chain identifier should be blank not D: ATOM    680 ZN    ZN D1306     -14.698 -65.094  41.495  1.00 42.97      D   ZN  

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