>4h4lB (B:) observed residues (from ATOM records)
tlhkerrigrlsvllllneaqveelerdgwkvclgkvgsmdahkviaaietaskksgviq
segyreshalyhatmealhgvtrgemllgsllrtvglrfavlrgnpyeseaegdwiavsl
ygtigapikglehetfgvginhi