Web Resources The URLs for data presented herein are as follows:1000 Genomes, http://www.1000genomes.org/ ANNOVAR, http://www.openbioinformatics.org/annovar/ dbSNP, http://www.ncbi.nlm.nih.gov/SNP/ Exome Aggregation Consortium (ExAC) Browser, http://exac.broadinstitute.org NCBI Map Viewer, http://www.ncbi.nlm.nih.gov/mapview/ NHLBI Exome Sequencing Project (ESP) Exome Variant Server, http://evs.gs.washington.edu/EVS/ OMIM, http://www.omim.org/ UCSC Genome Browser, https://genome.ucsc.edu/index.html VariantDB, http://www.biomina.be/app/variantdb