* Remove any existing features for this chain if they exist ?
* SequenceFeature[] seqsfeatures=seq.getSequenceFeatures(); int
* totfeat=seqsfeatures.length; // Remove any features for this exact chain
* Remove any existing features for this chain if they exist ?
* SequenceFeature[] seqsfeatures=seq.getSequenceFeatures(); int
* totfeat=seqsfeatures.length; // Remove any features for this exact chain