>2q3nA (A:) observed residues (from ATOM records)
dpikfttgsatpasynqfidalrerltggliygipvlrdpstvekpnqyvtvelsysdtv
siqlgidltnayvvayragsesfffrnapasastylftgtqqyslpfdgnyddlekwahq
srqrislglealrqgikflrsgasddeeiartliviiqmvaeaarfryvsklvvislsnr
aafqpdpsmlslentweplsravqhtvqdtfpqnvtlinvrqervvvsslshpsvsalal
mlfvcnp