>2orkB (B:) observed residues (from ATOM records) aslrqqvealqgqvqhlqaafsqykkvelfpngqsvgekifktagfvkpfteaqllctqa ggqlasprsaaenaalqqlvvakneaaflsmtdsktegkftyptgeslvysnwapgepnd dggsedcveiftngkwndracgekrlvvcef