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|  | 16 </table> | 
|  | 17 </div> | 
|  | 18 <p> | 
|  | 19 </p> | 
|  | 20 <h2>NAME</h2> | 
|  | 21 <p>MolecularComplexityDescriptors</p> | 
|  | 22 <p> | 
|  | 23 </p> | 
|  | 24 <h2>SYNOPSIS</h2> | 
|  | 25 <p>use MolecularDescriptors::MolecularComplexityDescriptors;</p> | 
|  | 26 <p>use MolecularDescriptors::MolecularComplexityDescriptors qw(:all);</p> | 
|  | 27 <p> | 
|  | 28 </p> | 
|  | 29 <h2>DESCRIPTION</h2> | 
|  | 30 <p><strong>MolecularComplexityDescriptors</strong> class provides the following methods:</p> | 
|  | 31 <p> <a href="#new">new</a>, <a href="#generatedescriptors">GenerateDescriptors</a>, <a href="#getdescriptornames">GetDescriptorNames</a> | 
|  | 32 , <a href="#getmolecularcomplexitytypeabbreviation">GetMolecularComplexityTypeAbbreviation</a>, <a href="#maccskeyssize">MACCSKeysSize</a>, <a href="#setatomidentifiertype">SetAtomIdentifierType</a> | 
|  | 33 , <a href="#setatomicinvariantstouse">SetAtomicInvariantsToUse</a>, <a href="#setdistancebinsize">SetDistanceBinSize</a>, <a href="#setfunctionalclassestouse">SetFunctionalClassesToUse</a> | 
|  | 34 , <a href="#setmaxdistance">SetMaxDistance</a>, <a href="#setmaxpathlength">SetMaxPathLength</a>, <a href="#setmindistance">SetMinDistance</a>, <a href="#setminpathlength">SetMinPathLength</a> | 
|  | 35 , <a href="#setmolecularcomplexitytype">SetMolecularComplexityType</a>, <a href="#setneighborhoodradius">SetNeighborhoodRadius</a>, <a href="#setnormalizationmethodology">SetNormalizationMethodology</a> | 
|  | 36 , <a href="#stringifymolecularcomplexitydescriptors">StringifyMolecularComplexityDescriptors</a> | 
|  | 37 </p><p><strong>MolecularComplexityDescriptors</strong> is derived from <strong>MolecularDescriptors</strong> class which in turn | 
|  | 38 is  derived from <strong>ObjectProperty</strong> base class that provides methods not explicitly defined | 
|  | 39 in <strong>MolecularComplexityDescriptors</strong>, <strong>MolecularDescriptors</strong> or <strong>ObjectProperty</strong> classes using Perl's | 
|  | 40 AUTOLOAD functionality. These methods are generated on-the-fly for a specified object property:</p> | 
|  | 41 <div class="OptionsBox"> | 
|  | 42     Set<PropertyName>(<PropertyValue>); | 
|  | 43 <br/>    $PropertyValue = Get<PropertyName>(); | 
|  | 44 <br/>    Delete<PropertyName>();</div> | 
|  | 45 <p>The current release of MayaChemTools supports calculation of molecular complexity using | 
|  | 46 <em>MolecularComplexityType</em> parameter corresponding to number of bits-set or unique | 
|  | 47 keys [ Ref 117-119 ] in molecular  fingerprints. The valid values for <em>MolecularComplexityType</em> | 
|  | 48 are:</p> | 
|  | 49 <div class="OptionsBox"> | 
|  | 50     AtomTypesFingerprints | 
|  | 51 <br/>    ExtendedConnectivityFingerprints | 
|  | 52 <br/>    MACCSKeys | 
|  | 53 <br/>    PathLengthFingerprints | 
|  | 54 <br/>    TopologicalAtomPairsFingerprints | 
|  | 55 <br/>    TopologicalAtomTripletsFingerprints | 
|  | 56 <br/>    TopologicalAtomTorsionsFingerprints | 
|  | 57 <br/>    TopologicalPharmacophoreAtomPairsFingerprints | 
|  | 58 <br/>    TopologicalPharmacophoreAtomTripletsFingerprints</div> | 
|  | 59 <p>Default value for <em>MolecularComplexityType</em>: <em>MACCSKeys</em>.</p> | 
|  | 60 <p><em>AtomIdentifierType</em> parameter name corresponds to atom types used during generation of | 
|  | 61 fingerprints. The valid values for <em>AtomIdentifierType</em> are: <em>AtomicInvariantsAtomTypes, | 
|  | 62 DREIDINGAtomTypes, EStateAtomTypes, FunctionalClassAtomTypes, MMFF94AtomTypes, | 
|  | 63 SLogPAtomTypes, SYBYLAtomTypes, TPSAAtomTypes, UFFAtomTypes</em>. <em>AtomicInvariantsAtomTypes</em> | 
|  | 64 is not supported for following values of <em>MolecularComplexityType</em>: <em>MACCSKeys, | 
|  | 65 TopologicalPharmacophoreAtomPairsFingerprints, TopologicalPharmacophoreAtomTripletsFingerprints</em>. | 
|  | 66 <em>FunctionalClassAtomTypes</em> is the only valid value of <em>AtomIdentifierType</em> for topological | 
|  | 67 pharmacophore fingerprints.</p> | 
|  | 68 <p>Default value for <em>AtomIdentifierType</em>: <em>AtomicInvariantsAtomTypes</em> for all fingerprints; | 
|  | 69 <em>FunctionalClassAtomTypes</em> for topological pharmacophore fingerprints.</p> | 
|  | 70 <p><em>AtomicInvariantsToUse</em> parameter name and values are used during <em>AtomicInvariantsAtomTypes</em> | 
|  | 71 value of parameter <em>AtomIdentifierType</em>. It's a list of space separated valid atomic invariant atom types.</p> | 
|  | 72 <p>Possible values for atomic invariants are: <em>AS, X, BO,  LBO, SB, DB, TB, H, Ar, RA, FC, MN, SM</em>. | 
|  | 73 Default value for <em>AtomicInvariantsToUse</em> parameter are set differently for different fingerprints | 
|  | 74 using <em>MolecularComplexityType</em> parameter as shown below:</p> | 
|  | 75 <div class="OptionsBox"> | 
|  | 76     MolecularComplexityType              AtomicInvariantsToUse</div> | 
|  | 77 <div class="OptionsBox"> | 
|  | 78     AtomTypesFingerprints                AS X BO H FC | 
|  | 79 <br/>    TopologicalAtomPairsFingerprints     AS X BO H FC | 
|  | 80 <br/>    TopologicalAtomTripletsFingerprints  AS X BO H FC | 
|  | 81 <br/>    TopologicalAtomTorsionsFingerprints  AS X BO H FC</div> | 
|  | 82 <div class="OptionsBox"> | 
|  | 83     ExtendedConnectivityFingerprints     AS X  BO H FC MN | 
|  | 84 <br/>    PathLengthFingerprints               AS</div> | 
|  | 85 <p><em>FunctionalClassesToUse</em> parameter name and values are used during <em>FunctionalClassAtomTypes</em> | 
|  | 86 value of parameter <em>AtomIdentifierType</em>. It's a list of space separated valid atomic invariant atom types.</p> | 
|  | 87 <p>Possible values for atom functional classes are: <em>Ar, CA, H, HBA, HBD, Hal, NI, PI, RA</em>.</p> | 
|  | 88 <p>Default value for <em>FunctionalClassesToUse</em> parameter is set to:</p> | 
|  | 89 <div class="OptionsBox"> | 
|  | 90     HBD HBA PI NI Ar Hal</div> | 
|  | 91 <p>for all fingerprints except for the following two <em>MolecularComplexityType</em> fingerints:</p> | 
|  | 92 <div class="OptionsBox"> | 
|  | 93     MolecularComplexityType                           FunctionalClassesToUse</div> | 
|  | 94 <div class="OptionsBox"> | 
|  | 95     TopologicalPharmacophoreAtomPairsFingerprints     HBD HBA P, NI H | 
|  | 96 <br/>    TopologicalPharmacophoreAtomTripletsFingerprints  HBD HBA PI NI H Ar</div> | 
|  | 97 <p><em>MACCSKeysSize</em> parameter name is only used during <em>MACCSKeys</em> value of | 
|  | 98 <em>MolecularComplexityType</em> and corresponds to size of MACCS key set. Possible | 
|  | 99 values: <em>166 or 322</em>. Default value: <em>166</em>.</p> | 
|  | 100 <p><em>NeighborhoodRadius</em> parameter name is only used during <em>ExtendedConnectivityFingerprints</em> | 
|  | 101 value of <em>MolecularComplexityType</em> and corresponds to atomic neighborhoods radius for | 
|  | 102 generating extended connectivity fingerprints. Possible values: positive integer. Default value: | 
|  | 103 <em>2</em>.</p> | 
|  | 104 <p><em>MinPathLength</em> and <em>MaxPathLength</em> parameters are only used during <em>PathLengthFingerprints</em> | 
|  | 105 value of <em>MolecularComplexityType</em> and correspond to minimum and maximum path lengths to use | 
|  | 106 for generating path length fingerprints. Possible values: positive integers. Default value: <em>MinPathLength - 1</em>; | 
|  | 107 <em>MaxPathLength - 8</em>.</p> | 
|  | 108 <p><em>UseBondSymbols</em> parameter is only used during <em>PathLengthFingerprints</em> value of | 
|  | 109 <em>MolecularComplexityType</em> and indicates whether bond symbols are included in atom path | 
|  | 110 strings used to generate path length fingerprints. Possible value: <em>Yes or No</em>. Default value: | 
|  | 111 <em>Yes</em>.</p> | 
|  | 112 <p><em>MinDistance</em> and <em>MaxDistance</em> parameters are only used during <em>TopologicalAtomPairsFingerprints</em> | 
|  | 113 and <em>TopologicalAtomTripletsFingerprints</em> values of <em>MolecularComplexityType</em> and correspond to | 
|  | 114 minimum and maximum bond distance between atom pairs during topological pharmacophore fingerprints. | 
|  | 115 Possible values: positive integers. Default value: <em>MinDistance - 1</em>; <em>MaxDistance - 10</em>.</p> | 
|  | 116 <p><em>UseTriangleInequality</em> parameter is used during these values for <em>MolecularComplexityType</em>: | 
|  | 117 <em>TopologicalAtomTripletsFingerprints</em> and <em>TopologicalPharmacophoreAtomTripletsFingerprints</em>. | 
|  | 118 Possible values: <em>Yes or No</em>. It determines wheter to apply triangle inequality to distance triplets. | 
|  | 119 Default value: <em>TopologicalAtomTripletsFingerprints - No</em>; | 
|  | 120 <em>TopologicalPharmacophoreAtomTripletsFingerprints - Yes</em>.</p> | 
|  | 121 <p><em>DistanceBinSize</em> parameter is used during <em>TopologicalPharmacophoreAtomTripletsFingerprints</em> | 
|  | 122 value of <em>MolecularComplexityType</em> and corresponds to distance bin size used for binning | 
|  | 123 distances during generation of topological pharmacophore atom triplets fingerprints. Possible | 
|  | 124 value: positive integer. Default value: <em>2</em>.</p> | 
|  | 125 <p><em>NormalizationMethodology</em> is only used for these values for <em>MolecularComplexityType</em>: | 
|  | 126 <em>ExtendedConnectivityFingerprints</em>, <em>TopologicalPharmacophoreAtomPairsFingerprints</em> | 
|  | 127 and <em>TopologicalPharmacophoreAtomTripletsFingerprints</em>. It corresponds to normalization | 
|  | 128 methodology to use for scaling the number of bits-set or unique keys during generation of | 
|  | 129 fingerprints. Possible values during <em>ExtendedConnectivityFingerprints</em>: <em>None or | 
|  | 130 ByHeavyAtomsCount</em>; Default value: <em>None</em>. Possible values during topological | 
|  | 131 pharmacophore atom pairs and triplets fingerprints: <em>None or ByPossibleKeysCount</em>; | 
|  | 132 Default value: <em>None</em>. <em>ByPossibleKeysCount</em> corresponds to total number of | 
|  | 133 possible topological pharmacophore atom pairs or triplets in a molecule.</p> | 
|  | 134 <p> | 
|  | 135 </p> | 
|  | 136 <h2>METHODS</h2> | 
|  | 137 <dl> | 
|  | 138 <dt><strong><a name="new" class="item"><strong>new</strong></a></strong></dt> | 
|  | 139 <dd> | 
|  | 140 <div class="OptionsBox"> | 
|  | 141     $NewMolecularComplexityDescriptors = new MolecularDescriptors:: | 
|  | 142                                          MolecularComplexityDescriptors( | 
|  | 143 <br/>                                                                                      %NamesAndValues);</div> | 
|  | 144 <p>Using specified <em>MolecularComplexityDescriptors</em> property names and values hash, <strong>new</strong> | 
|  | 145 method creates a new object and returns a reference to newly created <strong>MolecularComplexityDescriptors</strong> | 
|  | 146 object. By default, the following properties are initialized:</p> | 
|  | 147 <div class="OptionsBox"> | 
|  | 148     Molecule = '' | 
|  | 149 <br/>    Type = 'MolecularComplexity' | 
|  | 150 <br/>    MolecularComplexityType = 'MACCSKeys' | 
|  | 151 <br/>    AtomIdentifierType = '' | 
|  | 152 <br/>    MACCSKeysSize = 166 | 
|  | 153 <br/>    NeighborhoodRadius = 2 | 
|  | 154 <br/>    MinPathLength = 1 | 
|  | 155 <br/>    MaxPathLength = 8 | 
|  | 156 <br/>    UseBondSymbols = 1 | 
|  | 157 <br/>    MinDistance = 1 | 
|  | 158 <br/>    MaxDistance = 10 | 
|  | 159 <br/>    UseTriangleInequality = '' | 
|  | 160 <br/>    DistanceBinSize = 2 | 
|  | 161 <br/>    NormalizationMethodology = 'None' | 
|  | 162 <br/>    @DescriptorNames = ('MolecularComplexity') | 
|  | 163 <br/>    @DescriptorValues = ('None')</div> | 
|  | 164 <p>Examples:</p> | 
|  | 165 <div class="OptionsBox"> | 
|  | 166     $MolecularComplexityDescriptors = new MolecularDescriptors:: | 
|  | 167                                       MolecularComplexityDescriptors( | 
|  | 168                                       'Molecule' => $Molecule);</div> | 
|  | 169 <div class="OptionsBox"> | 
|  | 170     $MolecularComplexityDescriptors = new MolecularDescriptors:: | 
|  | 171                                       MolecularComplexityDescriptors();</div> | 
|  | 172 <div class="OptionsBox"> | 
|  | 173     $MolecularComplexityDescriptors->SetMolecule($Molecule); | 
|  | 174 <br/>    $MolecularComplexityDescriptors->GenerateDescriptors(); | 
|  | 175 <br/>    print "MolecularComplexityDescriptors: $MolecularComplexityDescriptors\n";</div> | 
|  | 176 </dd> | 
|  | 177 <dt><strong><a name="generatedescriptors" class="item"><strong>GenerateDescriptors</strong></a></strong></dt> | 
|  | 178 <dd> | 
|  | 179 <div class="OptionsBox"> | 
|  | 180     $MolecularComplexityDescriptors->GenerateDescriptors();</div> | 
|  | 181 <p>Calculates MolecularComplexity value for a molecule and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 182 </dd> | 
|  | 183 <dt><strong><a name="getdescriptornames" class="item"><strong>GetDescriptorNames</strong></a></strong></dt> | 
|  | 184 <dd> | 
|  | 185 <div class="OptionsBox"> | 
|  | 186     @DescriptorNames = $MolecularComplexityDescriptors->GetDescriptorNames(); | 
|  | 187 <br/>    @DescriptorNames = MolecularDescriptors::MolecularComplexityDescriptors:: | 
|  | 188                        GetDescriptorNames();</div> | 
|  | 189 <p>Returns all available descriptor names as an array.</p> | 
|  | 190 </dd> | 
|  | 191 <dt><strong><a name="getmolecularcomplexitytypeabbreviation" class="item"><strong>GetMolecularComplexityTypeAbbreviation</strong></a></strong></dt> | 
|  | 192 <dd> | 
|  | 193 <div class="OptionsBox"> | 
|  | 194     $Abbrev = $MolecularComplexityDescriptors-> | 
|  | 195                   GetMolecularComplexityTypeAbbreviation(); | 
|  | 196 <br/>    $Abbrev = MolecularDescriptors::MolecularComplexityDescriptors:: | 
|  | 197                   GetMolecularComplexityTypeAbbreviation($ComplexityType);</div> | 
|  | 198 <p>Returns abbreviation for a specified molecular complexity type or corresponding to | 
|  | 199 <em>MolecularComplexityDescriptors</em> object.</p> | 
|  | 200 </dd> | 
|  | 201 <dt><strong><a name="setmaccskeyssize" class="item"><strong>SetMACCSKeysSize</strong></a></strong></dt> | 
|  | 202 <dd> | 
|  | 203 <div class="OptionsBox"> | 
|  | 204     $MolecularComplexityDescriptors->MACCSKeysSize($Size);</div> | 
|  | 205 <p>Sets MACCS keys size and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 206 </dd> | 
|  | 207 <dt><strong><a name="setatomidentifiertype" class="item"><strong>SetAtomIdentifierType</strong></a></strong></dt> | 
|  | 208 <dd> | 
|  | 209 <div class="OptionsBox"> | 
|  | 210     $MolecularComplexityDescriptors->SetAtomIdentifierType($IdentifierType);</div> | 
|  | 211 <p>Sets atom <em>IdentifierType</em> to use during fingerprints generation corresponding to | 
|  | 212 <em>MolecularComplexityType</em> and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 213 <p>Possible values: <em>AtomicInvariantsAtomTypes, DREIDINGAtomTypes, EStateAtomTypes, | 
|  | 214 FunctionalClassAtomTypes, MMFF94AtomTypes, SLogPAtomTypes, SYBYLAtomTypes, | 
|  | 215 TPSAAtomTypes, UFFAtomTypes</em>.</p> | 
|  | 216 </dd> | 
|  | 217 <dt><strong><a name="setatomicinvariantstouse" class="item"><strong>SetAtomicInvariantsToUse</strong></a></strong></dt> | 
|  | 218 <dd> | 
|  | 219 <div class="OptionsBox"> | 
|  | 220     $MolecularComplexityDescriptors->SetAtomicInvariantsToUse($ValuesRef); | 
|  | 221 <br/>    $MolecularComplexityDescriptors->SetAtomicInvariantsToUse(@Values);</div> | 
|  | 222 <p>Sets atomic invariants to use during <em>AtomicInvariantsAtomTypes</em> value of <em>AtomIdentifierType</em> | 
|  | 223 for fingerprints generation and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 224 <p>Possible values for atomic invariants are: <em>AS, X, BO,  LBO, SB, DB, TB, | 
|  | 225 H, Ar, RA, FC, MN, SM</em>. Default value [ Ref 24 ]: <em>AS,X,BO,H,FC,MN</em>.</p> | 
|  | 226 <p>The atomic invariants abbreviations correspond to:</p> | 
|  | 227 <div class="OptionsBox"> | 
|  | 228     AS = Atom symbol corresponding to element symbol</div> | 
|  | 229 <div class="OptionsBox"> | 
|  | 230     X<n>   = Number of non-hydrogen atom neighbors or heavy atoms | 
|  | 231 <br/>    BO<n> = Sum of bond orders to non-hydrogen atom neighbors or heavy atoms | 
|  | 232 <br/>    LBO<n> = Largest bond order of non-hydrogen atom neighbors or heavy atoms | 
|  | 233 <br/>    SB<n> = Number of single bonds to non-hydrogen atom neighbors or heavy atoms | 
|  | 234 <br/>    DB<n> = Number of double bonds to non-hydrogen atom neighbors or heavy atoms | 
|  | 235 <br/>    TB<n> = Number of triple bonds to non-hydrogen atom neighbors or heavy atoms | 
|  | 236 <br/>    H<n>   = Number of implicit and explicit hydrogens for atom | 
|  | 237 <br/>    Ar     = Aromatic annotation indicating whether atom is aromatic | 
|  | 238 <br/>    RA     = Ring atom annotation indicating whether atom is a ring | 
|  | 239 <br/>    FC<+n/-n> = Formal charge assigned to atom | 
|  | 240 <br/>    MN<n> = Mass number indicating isotope other than most abundant isotope | 
|  | 241 <br/>    SM<n> = Spin multiplicity of atom. Possible values: 1 (singlet), 2 (doublet) or | 
|  | 242             3 (triplet)</div> | 
|  | 243 <p>Atom type generated by AtomTypes::AtomicInvariantsAtomTypes class corresponds to:</p> | 
|  | 244 <div class="OptionsBox"> | 
|  | 245     AS.X<n>.BO<n>.LBO<n>.<SB><n>.<DB><n>.<TB><n>.H<n>.Ar.RA.FC<+n/-n>.MN<n>.SM<n></div> | 
|  | 246 <p>Except for AS which is a required atomic invariant in atom types, all other atomic invariants are | 
|  | 247 optional. Atom type specification doesn't include atomic invariants with zero or undefined values.</p> | 
|  | 248 <p>In addition to usage of abbreviations for specifying atomic invariants, the following descriptive words | 
|  | 249 are also allowed:</p> | 
|  | 250 <div class="OptionsBox"> | 
|  | 251     X : NumOfNonHydrogenAtomNeighbors or NumOfHeavyAtomNeighbors | 
|  | 252 <br/>    BO : SumOfBondOrdersToNonHydrogenAtoms or SumOfBondOrdersToHeavyAtoms | 
|  | 253 <br/>    LBO : LargestBondOrderToNonHydrogenAtoms or LargestBondOrderToHeavyAtoms | 
|  | 254 <br/>    SB :  NumOfSingleBondsToNonHydrogenAtoms or NumOfSingleBondsToHeavyAtoms | 
|  | 255 <br/>    DB : NumOfDoubleBondsToNonHydrogenAtoms or NumOfDoubleBondsToHeavyAtoms | 
|  | 256 <br/>    TB : NumOfTripleBondsToNonHydrogenAtoms or NumOfTripleBondsToHeavyAtoms | 
|  | 257 <br/>    H :  NumOfImplicitAndExplicitHydrogens | 
|  | 258 <br/>    Ar : Aromatic | 
|  | 259 <br/>    RA : RingAtom | 
|  | 260 <br/>    FC : FormalCharge | 
|  | 261 <br/>    MN : MassNumber | 
|  | 262 <br/>    SM : SpinMultiplicity</div> | 
|  | 263 <p><em>AtomTypes::AtomicInvariantsAtomTypes</em> module is used to assign atomic invariant | 
|  | 264 atom types.</p> | 
|  | 265 </dd> | 
|  | 266 <dt><strong><a name="setdistancebinsize" class="item"><strong>SetDistanceBinSize</strong></a></strong></dt> | 
|  | 267 <dd> | 
|  | 268 <div class="OptionsBox"> | 
|  | 269     $MolecularComplexityDescriptors->SetDistanceBinSize($BinSize);</div> | 
|  | 270 <p>Sets distance bin size used to bin distances between atom pairs in atom triplets for | 
|  | 271 topological pharmacophore atom triplets fingerprints generation and returns | 
|  | 272 <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 273 </dd> | 
|  | 274 <dt><strong><a name="setfunctionalclassestouse" class="item"><strong>SetFunctionalClassesToUse</strong></a></strong></dt> | 
|  | 275 <dd> | 
|  | 276 <div class="OptionsBox"> | 
|  | 277     $MolecularComplexityDescriptors->SetFunctionalClassesToUse($ValuesRef); | 
|  | 278 <br/>    $MolecularComplexityDescriptors->SetFunctionalClassesToUse(@Values);</div> | 
|  | 279 <p>Sets functional classes invariants to use during <em>FunctionalClassAtomTypes</em> value of <em>AtomIdentifierType</em> | 
|  | 280 for fingerprints generation and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 281 <p>Possible values for atom functional classes are: <em>Ar, CA, H, HBA, HBD, Hal, NI, PI, RA</em>. | 
|  | 282 Default value [ Ref 24 ]: <em>HBD,HBA,PI,NI,Ar,Hal</em>.</p> | 
|  | 283 <p>The functional class abbreviations correspond to:</p> | 
|  | 284 <div class="OptionsBox"> | 
|  | 285     HBD: HydrogenBondDonor | 
|  | 286 <br/>    HBA: HydrogenBondAcceptor | 
|  | 287 <br/>    PI :  PositivelyIonizable | 
|  | 288 <br/>    NI : NegativelyIonizable | 
|  | 289 <br/>    Ar : Aromatic | 
|  | 290 <br/>    Hal : Halogen | 
|  | 291 <br/>    H : Hydrophobic | 
|  | 292 <br/>    RA : RingAtom | 
|  | 293 <br/>    CA : ChainAtom</div> | 
|  | 294 <div class="OptionsBox"> | 
|  | 295  Functional class atom type specification for an atom corresponds to:</div> | 
|  | 296 <div class="OptionsBox"> | 
|  | 297     Ar.CA.H.HBA.HBD.Hal.NI.PI.RA or None</div> | 
|  | 298 <p><em>AtomTypes::FunctionalClassAtomTypes</em> module is used to assign functional class atom | 
|  | 299 types. It uses following definitions [ Ref 60-61, Ref 65-66 ]:</p> | 
|  | 300 <div class="OptionsBox"> | 
|  | 301     HydrogenBondDonor: NH, NH2, OH | 
|  | 302 <br/>    HydrogenBondAcceptor: N[!H], O | 
|  | 303 <br/>    PositivelyIonizable: +, NH2 | 
|  | 304 <br/>    NegativelyIonizable: -, C(=O)OH, S(=O)OH, P(=O)OH</div> | 
|  | 305 </dd> | 
|  | 306 <dt><strong><a name="setmaxdistance" class="item"><strong>SetMaxDistance</strong></a></strong></dt> | 
|  | 307 <dd> | 
|  | 308 <div class="OptionsBox"> | 
|  | 309     $MolecularComplexityDescriptors->SetMaxDistance($MaxDistance);</div> | 
|  | 310 <p>Sets maximum distance to use during topological atom pairs and triplets fingerprints | 
|  | 311 generation and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 312 </dd> | 
|  | 313 <dt><strong><a name="setmaxpathlength" class="item"><strong>SetMaxPathLength</strong></a></strong></dt> | 
|  | 314 <dd> | 
|  | 315 <div class="OptionsBox"> | 
|  | 316     $MolecularComplexityDescriptors->SetMaxPathLength($Length);</div> | 
|  | 317 <p>Sets maximum path length to use during path length fingerprints generation and returns | 
|  | 318 <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 319 </dd> | 
|  | 320 <dt><strong><a name="setmindistance" class="item"><strong>SetMinDistance</strong></a></strong></dt> | 
|  | 321 <dd> | 
|  | 322 <div class="OptionsBox"> | 
|  | 323     $MolecularComplexityDescriptors->SetMinDistance($MinDistance);</div> | 
|  | 324 <p>Sets minimum distance to use during topological atom pairs and triplets fingerprints | 
|  | 325 generation and returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 326 </dd> | 
|  | 327 <dt><strong><a name="setminpathlength" class="item"><strong>SetMinPathLength</strong></a></strong></dt> | 
|  | 328 <dd> | 
|  | 329 <div class="OptionsBox"> | 
|  | 330     $MolecularComplexityDescriptors->SetMinPathLength($MinPathLength);</div> | 
|  | 331 <p>Sets minimum path length to use during path length fingerprints generation and returns | 
|  | 332 <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 333 </dd> | 
|  | 334 <dt><strong><a name="setmolecularcomplexitytype" class="item"><strong>SetMolecularComplexityType</strong></a></strong></dt> | 
|  | 335 <dd> | 
|  | 336 <div class="OptionsBox"> | 
|  | 337     $MolecularComplexityDescriptors->SetMolecularComplexityType($ComplexityType);</div> | 
|  | 338 <p>Sets molecular complexity type to use for calculating its value and returns | 
|  | 339 <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 340 </dd> | 
|  | 341 <dt><strong><a name="setneighborhoodradius" class="item"><strong>SetNeighborhoodRadius</strong></a></strong></dt> | 
|  | 342 <dd> | 
|  | 343 <div class="OptionsBox"> | 
|  | 344     $MolecularComplexityDescriptors->SetNeighborhoodRadius($Radius);</div> | 
|  | 345 <p>Sets neighborhood radius to use during extended connectivity fingerprints generation and | 
|  | 346 returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 347 </dd> | 
|  | 348 <dt><strong><a name="setnormalizationmethodology" class="item"><strong>SetNormalizationMethodology</strong></a></strong></dt> | 
|  | 349 <dd> | 
|  | 350 <div class="OptionsBox"> | 
|  | 351     $MolecularComplexityDescriptors->SetNormalizationMethodology($Methodology);</div> | 
|  | 352 <p>Sets normalization methodology to use during calculation of molecular complexity | 
|  | 353 corresponding to extended connectivity, topological pharmacophore atom pairs and | 
|  | 354 tripletes fingerprints returns <em>MolecularComplexityDescriptors</em>.</p> | 
|  | 355 </dd> | 
|  | 356 <dt><strong><a name="stringifymolecularcomplexitydescriptors" class="item"><strong>StringifyMolecularComplexityDescriptors</strong></a></strong></dt> | 
|  | 357 <dd> | 
|  | 358 <div class="OptionsBox"> | 
|  | 359     $String = $MolecularComplexityDescriptors-> | 
|  | 360                   StringifyMolecularComplexityDescriptors();</div> | 
|  | 361 <p>Returns a string containing information about <em>MolecularComplexityDescriptors</em> object.</p> | 
|  | 362 </dd> | 
|  | 363 </dl> | 
|  | 364 <p> | 
|  | 365 </p> | 
|  | 366 <h2>AUTHOR</h2> | 
|  | 367 <p><a href="mailto:msud@san.rr.com">Manish Sud</a></p> | 
|  | 368 <p> | 
|  | 369 </p> | 
|  | 370 <h2>SEE ALSO</h2> | 
|  | 371 <p><a href="./MolecularDescriptors.html">MolecularDescriptors.pm</a>, <a href="./MolecularDescriptorsGenerator.html">MolecularDescriptorsGenerator.pm</a> | 
|  | 372 </p> | 
|  | 373 <p> | 
|  | 374 </p> | 
|  | 375 <h2>COPYRIGHT</h2> | 
|  | 376 <p>Copyright (C) 2015 Manish Sud. All rights reserved.</p> | 
|  | 377 <p>This file is part of MayaChemTools.</p> | 
|  | 378 <p>MayaChemTools is free software; you can redistribute it and/or modify it under | 
|  | 379 the terms of the GNU Lesser General Public License as published by the Free | 
|  | 380 Software Foundation; either version 3 of the License, or (at your option) | 
|  | 381 any later version.</p> | 
|  | 382 <p> </p><p> </p><div class="DocNav"> | 
|  | 383 <table width="100%" border=0 cellpadding=0 cellspacing=2> | 
|  | 384 <tr align="left" valign="top"><td width="33%" align="left"><a href="./HydrogenBondsDescriptors.html" title="HydrogenBondsDescriptors.html">Previous</a>  <a href="./index.html" title="Table of Contents">TOC</a>  <a href="./MolecularDescriptors.html" title="MolecularDescriptors.html">Next</a></td><td width="34%" align="middle"><strong>March 29, 2015</strong></td><td width="33%" align="right"><strong>MolecularDescriptors::MolecularComplexityDescriptors.pm</strong></td></tr> | 
|  | 385 </table> | 
|  | 386 </div> | 
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