A O M P K Z Y Q V D R L B C E F G H S N U J X I T W phy: a o m p k z - q v d r - b c e f g h s n u j x i t - - 59 aompkz-qvdr-bcefghsnujxit- MiaB [J] COG0621 2-methylthioadenine synthetase - 56 aompkz-qvdr-bcefghsnujxit- SppA [NO] COG0616 Periplasmic serine proteases (ClpP class)