>4l6sA (A:) observed residues (from ATOM records)
hmksklpkpvqdlikmifdvesmkkamveyeidlqkmplgklskrqiqaaysilsevqqa
vsqgsdsqildlsnrfytliphdfgmkkppllnnadsvqakaemldnlldievaysllrg
gsddsskdpidvnyeklktdikvvdrdseeaeiirkyvknthatthnaydlevidifkie
regecqrykpfkqlhnrrllwhgsrttnfagilsqglriappeapvtgymfgkgiyfadm
vsksanychtsqgdpiglillgevalgnmyelkhashisklpkgkhsvkglgkttpdpsa
nisldgvdvplgtgissgvndtsllyneyivydiaqvnlkyllklkfnfkt