>>3NBU:HELIX  120 120 SER D  275  ILE D  277  5                                   3    
SAI
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HELIX 120 120 SER D 275 ILE D 277 5 3 ATOM 15131 N SER D 275 -77.112 71.186 42.034 1.00 16.04 N ATOM 15132 CA SER D 275 -77.025 72.558 41.530 1.00 15.69 C ATOM 15133 C SER D 275 -76.166 72.627 40.286 1.00 15.67 C ATOM 15134 O SER D 275 -75.857 71.598 39.664 1.00 16.23 O ATOM 15135 CB SER D 275 -76.427 73.462 42.600 1.00 14.17 C ATOM 15136 OG SER D 275 -75.070 73.145 42.772 1.00 19.33 O ATOM 15137 N ALA D 276 -75.752 73.842 39.948 1.00 15.07 N ATOM 15138 CA ALA D 276 -74.847 74.055 38.845 1.00 14.50 C ATOM 15139 C ALA D 276 -73.571 73.234 39.029 1.00 14.41 C ATOM 15140 O ALA D 276 -72.911 72.895 38.038 1.00 13.51 O ATOM 15141 CB ALA D 276 -74.521 75.520 38.690 1.00 12.71 C ATOM 15142 N ILE D 277 -73.239 72.910 40.285 1.00 13.78 N ATOM 15143 CA ILE D 277 -72.101 72.031 40.575 1.00 13.87 C ATOM 15144 C ILE D 277 -72.304 70.692 39.861 1.00 14.44 C ATOM 15145 O ILE D 277 -71.344 69.991 39.527 1.00 14.31 O ATOM 15146 CB ILE D 277 -71.908 71.838 42.113 1.00 14.14 C ATOM 15147 CG1 ILE D 277 -71.382 73.127 42.755 1.00 13.54 C ATOM 15148 CG2 ILE D 277 -70.958 70.700 42.422 1.00 14.14 C ATOM 15149 CD1 ILE D 277 -69.964 73.516 42.350 1.00 14.89 C