>3k8cB (B:) observed residues (from ATOM records)
trrvaigtdhpafaihenlilyvkeagdefvpvycgpktaesvdypdfasrvaemvarke
vefgvlacgsgigmsiaankvpgvraalchdhytaamsrihndanivcvgerttgvevir
eiiitflqtpfsgeerhvrriekiraieash