>>1ZZZ:HELIX    1   1 ALA A   56  CYS A   58  5                                   3    
AHC
Search OCA for entries with sequence similar to this one (with E=10)
HELIX    1   1 ALA A   56  CYS A   58  5                                   3    

ATOM    278  N   ALA A  56      23.256  -9.374  30.290  1.00  9.46           N  
ATOM    279  CA  ALA A  56      24.170  -9.775  31.380  1.00  9.98           C  
ATOM    280  C   ALA A  56      24.126  -8.659  32.431  1.00 10.83           C  
ATOM    281  O   ALA A  56      24.111  -8.932  33.644  1.00 12.43           O  
ATOM    282  CB  ALA A  56      25.586 -10.113  31.019  1.00  4.69           C  
ATOM    283  N   HIS A  57      24.086  -7.437  31.975  1.00 10.65           N  
ATOM    284  CA  HIS A  57      24.026  -6.322  32.960  1.00 14.54           C  
ATOM    285  C   HIS A  57      22.758  -6.309  33.806  1.00 14.08           C  
ATOM    286  O   HIS A  57      22.763  -5.611  34.818  1.00 15.07           O  
ATOM    287  CB  HIS A  57      24.304  -4.946  32.354  1.00 14.64           C  
ATOM    288  CG  HIS A  57      23.254  -4.253  31.581  1.00 15.10           C  
ATOM    289  ND1 HIS A  57      23.095  -4.320  30.203  1.00 13.32           N  
ATOM    290  CD2 HIS A  57      22.415  -3.260  32.045  1.00 14.41           C  
ATOM    291  CE1 HIS A  57      22.121  -3.510  29.810  1.00 10.40           C  
ATOM    292  NE2 HIS A  57      21.770  -2.815  30.908  1.00 13.76           N  
ATOM    293  N   CYS A  58      21.646  -6.952  33.478  1.00 12.01           N  
ATOM    294  CA  CYS A  58      20.450  -7.050  34.298  1.00 11.78           C  
ATOM    295  C   CYS A  58      20.635  -8.052  35.431  1.00 13.41           C  
ATOM    296  O   CYS A  58      19.766  -8.102  36.317  1.00 16.00           O  
ATOM    297  CB  CYS A  58      19.321  -7.512  33.382  1.00 11.01           C  
ATOM    298  SG  CYS A  58      18.935  -6.160  32.181  1.00 12.07           S