>3m6sB (B:) observed residues (from ATOM records)
lfgaiagfieggwtgmvdgwygyhhqneqgsgyaadlkstqnaideitnkvnsviekmnt
qftavgkefnhlekrienlnkkiddgfldiwtynaellvllenertldyhdsnvknlyek
vrsqlknnakeigngcfefyhkcdntcmesvkngtydypkyseeaklnr