>5ctxB (B:) SEQRES residues gsvtalsdvnntdnygagqiqvlegleavrkrpgmyigstserglhhlvweivdnsidea lagyanqievviekdnwikvtdngrgipvdiqekmgrpaveviltssvvnalsqdlevyv hrnetiyhqaykkgvpqfdlkevgttdktgtvirfkadgeiftettvynyetlqqrirel aflnkgiqitlrderdeenvredsyhyeggik