>6i40A (A:) observed residues (from ATOM records)
rpeselirqswrvvsrsplehgtvlfarlfalepsllplfqyngrqfsspedslsspefl
dhirkvmlvidaavtnvedlssleeyltslgrkhravgvrlssfstvgesllymlekslg
pdftpatrtawsrlygavvqamsrgwdg