AARS	Aminoacyl-tRNA synthetase
Aae	Aquifex aeolicus
Bta	Bos taurus
Eco	Escherichia coli
Hvo	Haloferax volcanii
Hsa	Homo sapiens
Lbp	Levitt base pair
Lla	Lactobacillus lactis
LUCA	Last universal common (cellular) ancestor
Mca	Mycoplasma capricolum
Pri	Primordial
Pfu	Pyrococcus furiosus
Sau	Staphylococcus aureus
Sgr	Streptomyces griseus
Tac	Thermoplasma acidophilum
Tth	Thermus thermophilus