>3g81A (A:) observed residues (from ATOM records) aslrqqvealqgqvqhlqaafsqykkvelfpngqsvgekifktagfvkpfteaqllctqa ggqlasprsaaenaalqqlvvakneaaflsmtdsktegkftyptgeslvysnwapgepnd dggsedcveiftngkwndracgekrlvvcef