>3kfaA (A:) observed residues (from ATOM records)
gspnydkwemertditmkhklgggqygevyegvwkkysltvavktlkedtmeveeflkea
avmkeikhpnlvqllgvctreppfyiitefmtygnlldylrecnrqevsavvllymatqi
ssameylekknfihrdlaarnclvgenhlvkvadfglsrlmtgdtytahagakfpikwta
peslaynkfsiksdvwafgvllweiatygmspypgidlsqvyellekdyrmerpegcpek
vyelmracwqwnpsdrpsfaeihqafetmfqessisdevekelg