MITOMAP
   Genome database of polymorphisms and mutations of the human mitochondrial DNA .
   http://www.mitomap.org/

MitoDat
   This database is dedicated to the nuclear genes specifying the enzymes, structural proteins, and other proteins, many still not identified, involved in mitochondrial biogenesis and function.
   http://www-lecb.ncifcrf.gov/mitoDat/

Mitochondrial DNA Concordance
   Features a cross-referenced list of single nucleotide substitutions in the two hypervariable segments of the mtDNA control region.
   http://www.bioanth.cam.ac.uk/mtDNA/

The Kennell Lab - Saint Louis University
   Mitochondrial research, especially the genetics of filamentous fungi. Includes information describing mitochondrial genomes, mutants, extrachromosomal plasmids, and nuclear genes involved in mitochondrial function.
   http://pages.slu.edu/faculty/kennellj/index.html

The Organelle Genome Megasequencing Program
   An interdisciplinary collaboration involving ten research groups. Features search objectives and links to published sequences.
   http://megasun.bch.umontreal.ca/ogmpproj.html