def METHOD_NAME(self):
    self.addUsageLine('Select/Exclude alpha helices or beta sheets from a PDB. '
                      'It is assumed that the secondary structure information is written '
                      'in the header')
    ## params
    self.addParamsLine(' -i <pdb>          : PDB file to process')
    self.addParamsLine(' -o <pdb>          : Output PDB')
    self.addParamsLine('[--keep_alpha <N=10>] : Keep alpha helices at least of this length')
    self.addParamsLine('[--keep_beta  <N=10>] : Keep beta helices at least of this length')
    self.addParamsLine('[--exclude_alpha]  : Exclude alpha helices')
    self.addParamsLine('[--exclude_beta]   : Exclude beta helices')
    ## examples
    self.addExampleLine('   xmipp_pdb_select -i myfile.pdb -o onlyalpha.pdb --keep_alpha')