>4gjxE (E:) observed residues (from ATOM records)
fvcntcpekwinfqrkcyyfgkgtkqwvharyacddmegqlvsihspeeqdfltkhasht
gswiglrnldlkgefiwvdgshvdysnwapgeptsrsqgeacvmmrgsgrwndafcdrkl
gawvcdrlatctppa