To help you understand your Full Sequence results - and compare your family's results.
To do this effectively, you need to have taken the Full Sequence mtDNA test and get the full list from your personal mtDNA matches using the 
HVR1, HVR2 and Coding region option.  Go to 'Mutations' 


This is in the Learning Centre.  https://help.familytreedna.com/hc/en-us/articles/4407090309263-Understanding-mtDNA-Mutations#reference-sequences-0-0

Understanding mtDNA Mutations