>3tm3A (A:) observed residues (from ATOM records)
mldqqtiniikatvpvlkehgvtitttfyknlfakhpevrplfdmgesleqpkalamtvl
aaaqnienlpailpavkkiavkhcqagvaaahypivgqellgaikevlgdaatddildaw
gkaygviadvfiqveadlyaqave