>3bb1D (D:) observed residues (from ATOM records)
tvrgwsgintfapatqtkllellgnlkqedvnsltilvmgkggvgksstvnsiigervvs
ispfqsegprpvmvsrsragftlniidtpglieggyindmalniiksflldktidvllyv
drldayrvdnldklvakaitdsfgkgiwnkaivalthaqfsppdglpydeffskrseall
qvvrsgaslkkdaasdipvvliensgrcndekvlpngiawiphlvqtitevalnksesif
vdknlid