>6fy1H (H:) observed residues (from ATOM records)
evqlvqsgaevkkpgeslkisckgsgyrfpsswigwvrqvpgkglewmgiiypgdgetry
rasfqgqvtisadqssntaylqwsslkasdtamyycarhgrgvrevinafdiwgqgtmvt
vssastkgpsvfplapsskstsggtaalgclvkdyfpepvtvswnsgaltsgvhtfpavl
qssglyslssvvtvpssslgtqtyicnvnhkpsntkvdkkvepksc