>2a2lB (B:) SEQRES residues slmnksqqvqtitlaaaqqmaaavekkateinvavvfsvvdrggntlliqrmdeafvssc dislnkawsacslkqgtheitsavqpgqslyglqltnqqriiifggglpvifneqvigav gvsggtveqdqllaqcaldcfsale