>5up0A (A:) observed residues (from ATOM records)
ystavlnclknldlwcfdvfslnqaaddhalrtivfelltrhnlisrfkiptvflmsfld
aletgygkyknpyhnqihaadvtqtvhcfllrtgmvhclseiellaiifaaaihdyehtg
ttnsfhiqtksecaivyndrsvlenhhissvfrlmqddemnifinltkdefvelralvie
mvlatdmschfqqvktmktalqqleridkpkalslllhaadishptkqwlvhsrwtkalm
eeffrqgdkeaelglpfsplcdrtstlvaqsqigfidfiveptfsvltdvaeksvpdvvs
frstwvkriqenkqkwkeraa