>4x1iA (A:) observed residues (from ATOM records)
recisihvgqagvqignacwelyclehgiqpdgqmpsddsfntffsetgagkhvpravfv
dleptvidevrtgtyrqlfhpeqlitgkedaannyarghytigkeiidlvldrirkladq
ctglqgflvfhsfgggtgsgftsllmerlsvdygkksklefsiypapqvstavvepynsi
ltthttlehsdcafmvdneaiydicrrnldierptytnlnrligqivssitaslrfdgal
nvdltefqtnlvpyprihfplatyapvisaekayheqlsvaeitnacfepanqmvkcdpr
hgkymaccllyrgdvvpkdvnaaiatiktkrtiqfvdwcptgfkvginyqpptvvpggdl
akvqravcmlsnttaiaeawarldhkfdlmyakrafvhwyvgegmeegefsearedmaal
ekdyeevgv