>2i5yR (R:) observed residues (from ATOM records)
evqlvesgaevkkpgssvkvsckasgdtfirysftwvrqapgqglewmgriitildvahy
aphlqgrvtitadkststvylelrnlrsddtavyfcagvyegeadegeydnngflkhwgq
gtlvtvssastkgpsvfplapsgtaalgclvkdyfpepvtvswnsgaltsgvhtfpavlq
ssglyslssvvtvpssslgtqtyicnvnhkpsntkvdkkvepk