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// File: AAChouFasmanBSheetIndex.h
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// Created by: Bastien Boussau
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// Created on: Fri Jan 14 10:31 2011
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Copyright or © or Copr. CNRS, (November 17, 2004)
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This software is a computer program whose purpose is to provide classes
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for sequences analysis.
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This software is governed by the CeCILL license under French law and
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abiding by the rules of distribution of free software. You can use,
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modify and/ or redistribute the software under the terms of the CeCILL
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license as circulated by CEA, CNRS and INRIA at the following URL
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"http://www.cecill.info".
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As a counterpart to the access to the source code and rights to copy,
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modify and redistribute granted by the license, users are provided only
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with a limited warranty and the software's author, the holder of the
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economic rights, and the successive licensors have only limited
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In this respect, the user's attention is drawn to the risks associated
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with loading, using, modifying and/or developing or reproducing the
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software by the user in light of its specific status of free software,
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that may mean that it is complicated to manipulate, and that also
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therefore means that it is reserved for developers and experienced
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professionals having in-depth computer knowledge. Users are therefore
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encouraged to load and test the software's suitability as regards their
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requirements in conditions enabling the security of their systems and/or
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data to be ensured and, more generally, to use and operate it in the
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same conditions as regards security.
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The fact that you are presently reading this means that you have had
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knowledge of the CeCILL license and that you accept its terms.
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#ifndef _AACHUFASMANBSHEETINDEX_H_
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#define _AACHUFASMANBSHEETINDEX_H_
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#include "AlphabetIndex1.h"
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#include "../Alphabet/ProteicAlphabet.h"
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* @brief B-sheet score for the Chou-Fasman algorithm of secondary structure prediction, according to http://prowl.rockefeller.edu/aainfo/chou.htm
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class AAChouFasmanBSheetIndex:
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public AlphabetIndex1<double>
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std::vector<double> bSheet_;
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AAChouFasmanBSheetIndex() :
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bSheet_[ 4] = 119; //C
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bSheet_[ 5] = 110; //Q
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bSheet_[ 9] = 160; //I
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bSheet_[10] = 130; //L
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bSheet_[12] = 105; //M
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bSheet_[13] = 138; //F
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bSheet_[16] = 119; //T
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bSheet_[17] = 137; //W
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bSheet_[18] = 147; //Y
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bSheet_[19] = 170; //V
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virtual ~AAChouFasmanBSheetIndex() {}
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AAChouFasmanBSheetIndex* clone() const { return new AAChouFasmanBSheetIndex(); }
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double getIndex(int state) const throw (BadIntException)
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if (state < 0 || state > 19) throw BadIntException(state, "AAChouFasmanBSheetIndex::getIndex(). Invalid state.", &AlphabetTools::PROTEIN_ALPHABET);
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return bSheet_[state];
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double getIndex(const std::string& state) const throw (BadCharException)
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return bSheet_[AlphabetTools::PROTEIN_ALPHABET.charToInt(state)];
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std::vector<double>* getIndexVector() const { return new std::vector<double>(bSheet_); }
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const Alphabet* getAlphabet() const { return &AlphabetTools::PROTEIN_ALPHABET; }
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} //end of namespace bpp.
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#endif //_AACHUFASMANBSHEETINDEX_H_