>>1IRA:HELIX    7   7 ALA Y  104  ALA Y  106  5                                   3    
AQA
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HELIX    7   7 ALA Y  104  ALA Y  106  5                                   3    

ATOM   1979  N   ALA Y 104      49.879   0.626  50.041  1.00 19.01           N  
ATOM   1980  CA  ALA Y 104      49.901   2.091  50.042  1.00 22.70           C  
ATOM   1981  C   ALA Y 104      48.907   2.769  49.098  1.00 26.37           C  
ATOM   1982  O   ALA Y 104      48.326   3.799  49.438  1.00 32.34           O  
ATOM   1983  CB  ALA Y 104      51.306   2.591  49.756  1.00 17.24           C  
ATOM   1984  N   GLN Y 105      48.694   2.179  47.927  1.00 24.88           N  
ATOM   1985  CA  GLN Y 105      47.784   2.746  46.934  1.00 23.85           C  
ATOM   1986  C   GLN Y 105      46.332   2.843  47.385  1.00 24.05           C  
ATOM   1987  O   GLN Y 105      45.531   3.521  46.741  1.00 36.65           O  
ATOM   1988  CB  GLN Y 105      47.851   1.947  45.632  1.00 35.34           C  
ATOM   1989  CG  GLN Y 105      49.208   1.960  44.953  1.00 57.37           C  
ATOM   1990  CD  GLN Y 105      49.210   1.174  43.660  1.00 57.10           C  
ATOM   1991  OE1 GLN Y 105      49.215   1.746  42.572  1.00 57.81           O  
ATOM   1992  NE2 GLN Y 105      49.187  -0.146  43.772  1.00 67.02           N  
ATOM   1993  N   ALA Y 106      45.983   2.159  48.468  1.00 17.63           N  
ATOM   1994  CA  ALA Y 106      44.610   2.188  48.963  1.00 17.35           C  
ATOM   1995  C   ALA Y 106      44.443   3.094  50.181  1.00 18.58           C  
ATOM   1996  O   ALA Y 106      43.357   3.182  50.753  1.00 22.34           O  
ATOM   1997  CB  ALA Y 106      44.138   0.777  49.280  1.00  4.62           C