>1na3_A   91    2     
# si pdb  1na3_A      94.51    86     1.55  SCOP 1na3_A
# si pdb  1na3_B      94.51    86     1.55  SCOP 1na3_B
GAMDPGNSAEAWYNLGNAYYKQGDYDEAIEYYQKALELDPNNAEAWYNLG  
NAYYKQGDYDEAIEYYQKALELDPNNAEAKQNLGNAKQKQG