Mercurial > repos > bgruening > openbabel_structure_distance_finder
annotate ob_spectrophore_search.py @ 2:4c9d6b47045c draft
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 944ea4bb8a9cd4244152a4a4fecd0485fabc2ad0"
author | bgruening |
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date | Tue, 28 Jul 2020 08:38:28 -0400 |
parents | c066b5accacf |
children | 49242402887b |
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c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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1 #!/usr/bin/env python |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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2 """ |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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3 Input: tabular format file with one column storing the unique id for the compounds and any other with the Spectrophores(TM) descriptors. |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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4 Output: parse the target file using the same protocol used to generate the databases in our servers. Physico-chemical properties are computed and stored as metadata in the sdf output file. |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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5 Copyright 2012, Bjoern Gruening and Xavier Lucas |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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6 """ |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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7 import sys, os |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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8 import argparse |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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9 import math |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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10 import numpy as np |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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11 |
2
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 944ea4bb8a9cd4244152a4a4fecd0485fabc2ad0"
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12 from openbabel import openbabel, pybel |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 944ea4bb8a9cd4244152a4a4fecd0485fabc2ad0"
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13 openbabel.obErrorLog.StopLogging() |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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14 #TODO get rid of eval() |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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15 |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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16 global spectrophore |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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17 spectrophore = pybel.ob.OBSpectrophore() |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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18 |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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19 def parse_command_line(): |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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20 parser = argparse.ArgumentParser() |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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21 parser.add_argument('--target', required=True, help='target file name in sdf format with Spectrophores(TM) descriptors stored as meta-data') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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22 parser.add_argument('--library', required=True, help='library of compounds with pre-computed physico-chemical properties, including Spectrophores(TM) in tabular format') |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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23 parser.add_argument('-c', '--column', required=True, type=int, help='#column containing the Spectrophores(TM) descriptors in the library file') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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24 parser.add_argument('-o', '--output', required=True, help='output file name') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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25 parser.add_argument('-n', '--normalization', default="ZeroMeanAndUnitStd", choices=['No', 'ZeroMean', 'UnitStd', 'ZeroMeanAndUnitStd'], help='Normalization method') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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26 parser.add_argument('-a', '--accuracy', default="20", choices=['1', '2', '5', '10', '15', '20', '30', '36', '45', '60'], help='Accuracy expressed as angular stepsize') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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27 parser.add_argument('-s', '--stereo', default="No", choices=['No', 'Unique', 'Mirror', 'All'], help='Stereospecificity of the cage') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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28 parser.add_argument('-r', '--resolution', type=float, default="3.0", help='Resolution') |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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29 return parser.parse_args() |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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30 |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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31 def set_parameters(args): |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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32 if args.normalization == 'No': |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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33 spectrophore.SetNormalization( spectrophore.NoNormalization ) |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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34 else: |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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35 spectrophore.SetNormalization( eval('spectrophore.NormalizationTowards' + args.normalization) ) |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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36 spectrophore.SetAccuracy( eval('spectrophore.AngStepSize' + args.accuracy) ) |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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37 spectrophore.SetStereo( eval('spectrophore.' + args.stereo + 'StereoSpecificProbes') ) |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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38 spectrophore.SetResolution( args.resolution ) |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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39 return True |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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40 |
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41 def Compute_Spectrophores_distance(target_spectrophore, args): |
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42 outfile = open(args.output, 'w') |
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43 for mol in open(args.library, 'r'): |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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44 try: |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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45 distance = ( ( np.asarray( target_spectrophore, dtype=float ) - np.asarray( mol.split('\t')[ args.column - 1 ].strip().split(', '), dtype=float) )**2).sum() |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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46 except ValueError: |
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47 distance = 0 |
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48 outfile.write( '%s\t%f\n' % (mol.strip(), distance ) ) |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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49 outfile.close() |
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50 |
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51 def __main__(): |
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52 """ |
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53 Computation of Spectrophores(TM) distances to a target molecule. |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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54 """ |
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55 args = parse_command_line() |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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56 # This sets up the parameters for the Spectrophore generation. Parameters are set to fit those of our standard parsing tool |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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57 set_parameters(args) |
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58 |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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59 mol = next(pybel.readfile('sdf', args.target)) |
c066b5accacf
"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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60 target_spectrophore = mol.data["Spectrophores(TM)"].strip().split(', ') |
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"planemo upload for repository https://github.com/bgruening/galaxytools/tree/master/chemicaltoolbox/openbabel commit 6c84abdd07f292048bf2194073e2e938e94158c4"
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61 # Compute the paired-distance between every molecule in the library and the target |
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62 distances = Compute_Spectrophores_distance(target_spectrophore, args) |
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63 |
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64 if __name__ == "__main__" : |
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65 __main__() |