pos = "%s:%s" % (str(start), change)
totalCount = mismatchDict[change_at]["totalCount"]
totalCount += 1
totalBaseDict = mismatchDict[change_at]["totalBaseDict"]
pos = "%s:%s" % (str(start), change)
totalCount = mismatchDict[change_at]["totalCount"]
totalCount += 1
totalBaseDict = mismatchDict[change_at]["totalBaseDict"]