>1bx2B (B:) SEQRES residues
trprflwqpkrechffngtervrfldryfynqeesvrfdsdvgefravtelgrpdaeywn
sqkdileqaraavdtycrhnygvvesftvqrrvqpkvtvypsktqplqhhnllvcsvsgf
ypgsievrwflngqeekagmvstgliqngdwtfqtlvmletvprsgevytcqvehpsvts
pltvewrarse