[Biojava-l] MassCalc question.

Suman Kanuganti bioinformatics4suman at yahoo.com
Thu Nov 20 01:12:26 EST 2003


Ok; I am having problem with using MassCalc class. It
always an IllegalSymbolException though the symbol
list is correct. 
I have written this,

   SequenceIterator iter =
MySeqTools.myReadFastaAA(args[0]);

    while(iter.hasNext()){
      Sequence seq = iter.nextSequence();
      SymbolList syml = (SymbolList)seq;
      System.out.println(syml.seqString());
      MassCalc mCalc = new
MassCalc(SymbolPropertyTable.MONO_MASS, true);
      double mass = mCalc.getMass(syml);
      System.out.println("Mass:
"+seq.getName()+"\t"+mass);
    }


while result in error

Exception in thread "main"
org.biojava.bio.symbol.IllegalSymbolException: The
SymbolList was not using the protein alphabet

Any one can help me with this,

Thanks,
Suman K

=====
Suman K
BioInformatics Associate,
Genomics Research,
Newton Lab,
University of Missouri - Columbia.

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