@Override
 protected Double getElementForRead(
     final GATKSAMRecord read, final int refLoc, final MostLikelyAllele mostLikelyAllele) {
   if (!mostLikelyAllele.isInformative())
     throw new IllegalStateException(
         "Should never have seen non-informative read "
             + read
             + " MostLikelyAllele "
             + mostLikelyAllele);
   return mostLikelyAllele.getLog10LikelihoodOfMostLikely();
 }