>6c9sB (B:) observed residues (from ATOM records)
tiavtgsiatdhlmrfpgrfsevslsflvddlvmhrggvagnmafaigvlggevalvgaa
gadfadyrdwlkargvncdhvlisetahtarftcttdvdmaqiasfypgamsearnikla
dvvsaigkpelviigandpeamflhteecrklglafaadpsqqlarlsgeeirrlvngaa
ylftndyewdlllsktgwseadvmaqidlrvttlgpkgvdlvepdgttihvgvvpetsqt
dptgvgdafragfltgrsaglglersaqlgslvavlvlestgtqewqwdyeaaasrlaga
ygehaaaeivavl