* @return
*/
Set<String> getSequenceNames();
+
+ /**
+ * Returns a (possibly empty) alignment whose sequences are aligned to match
+ * the current alignment, as mapped by the given codon mappings.
+ *
+ * @param codonFrames
+ * @return
+ */
+ AlignmentI getAlignedComplement(Set<AlignedCodonFrame> codonFrames);
}