>3lawB (B:) observed residues (from ATOM records)
kvllkviilgdsgvgktslmnqyvnkkfsnqykatigadfltkevmvddrlvtmqiwdta
gqerfqslgvafyrgadccvlvfdvtapntfktldswrdefliqasprdpenfpfvvlgn
kidfenrqvatkraqawcysknnipyfetsakeainveqafqtiarnalkqetev