>2ribB (B:) observed residues (from ATOM records)
vaslrqqvealqgqvqhlqaafsqykkvelfpngqsvgekifktagfvkpfteaqllctq
aggqlasprsaaenaalqqlvvakneaaflsmtdsktegkftyptgeslvysnwapgepn
ddggsedcveiftngkwndracgekrlvvcef