>1u11B (B:) observed residues (from ATOM records)
aasapvvgiimgsqsdwetmrhadallteleiphetlivsahrtpdrladyartaaergl
nviiagaggaahlpgmcaawtrlpvlgvpvesralkgmdsllsivqmpggvpvgtlaiga
sgaknaallaasilalynpalaarletwralqtasvpnspite