>2c31A (A:) observed residues (from ATOM records)
veltdgfhvlidalkmndidtmygvvgipitnlarmwqddgqrfysfrheqhagyaasia
gyiegkpgvcltvsapgflngvtslahattncfpmillsgssereivdlqqgdyeemdqm
nvarphckasfrinsikdipigiaravrtavsgrpggvyvdlpaklfgqtisveeankll
fkpidpapaqipaedaiaraadliknakrpvimlgkgaayaqcddeiralveetgipflp
mgmakgllpdnhpqsaaatrafalaqcdvcvligarlnwlmqhgkgktwgdelkkyvqid
iqanemdsnqpiaapvvgdiksavsllrkalkgapkadaewtgalkakvdgnkaklagkm
taetpsgmmnysnslgvvrdfmlanpdislvneganaldntrmivdmlkprkrldsgtwg
vmgigmgycvaaaavtgkpviavegdsafgfsgmeleticrynlpvtviimnnggiykgn
eadpqpgvisctrltrgrydmmmeafggkgyvantpaelkaaleeavasgkpclinamid
pdagve