>6cvkB (B:) observed residues (from ATOM records)
elvltqtpssvsaavggtvtincqasqsissrlgwyqqkpgqppklliygastltsgvps
rfkgsgsgteftltisgvqrddaatyyclgsdtstdtafgggtevvvkgeqlvesggrlv
ppggsltltctvsgidlssnaiswvrqapgkgleyigiiyggsipyysrwakgrftiskt
sttvalkmstltasdtatyfcargksdgdgyaayrldpwglgtlvtisslv