>1txoB (B:) observed residues (from ATOM records)
tlvlryaarsdrglvrannedsvyagarllaladgmgghaagevasqlviaalahlddde
pggdllakldaavragnsaiaaqvemepdlegmgttltailfagnrlglvhigdsrgyll
rdgeltqitkddtfvqtlvdegritpeeahshpqrslimraltgheveptltmrearagd
ryllcsdglsdpvsdetilealqipevaesahrlielalrgggpdnvtvvvadleh