>2f4oA (A:) observed residues (from ATOM records)
gdstilkvlqsniqhvqlyenpvlqekaltcipvselkrkaqeklfrarkldkgtnvsde
dflllellhwfkeeffrwvnnivcskcggetrsrdeallpnddelkwgaknvenhycdac
qlsnrfprynnpeklletrcgrcgewancftlccralgfearyvwdytdhvwtevyspsq
qrwlhcdacedvcdkpllyeigwgkklsyiiafskdevvdvtwrysckhdevmsrrtkvk
eellretinglnkqrqlslsesrrkellqriivelvefispktphhhhhh