StringBuilder sb = null;
if ( return_removed_seq ) {
s = getSequence( row );
final char[] x = s.getMolecularSequence();
sb = new StringBuilder( x.length );
for( final char element : x ) {
StringBuilder sb = null;
if ( return_removed_seq ) {
s = getSequence( row );
final char[] x = s.getMolecularSequence();
sb = new StringBuilder( x.length );
for( final char element : x ) {