>3bsf_A   254   2     
# si pdb  3bsf_A      96.06   244     2.90  SCOP 3bsf_A
# si pdb  3bsf_B      96.06   244     2.90  SCOP 3bsf_B
MEGVMGQVEKRPISTIVFIVAMQKEAQPLINRLRLVEEVNTPFPKEVTWI  
MFKGMYKDLNINIVCPGKDSTLGVESVGTVPASLVTYASILAIQPDLIIN  
AGTAGGFKAKGACISDVYVVSTVAFHDRRIPVPVLDIYGVGMRNTFPTPN  
LIKELNLKVGRLSTGDSMDMSPHDEESITANDATVKDMEGAAVAYVADIF  
KVPTILIKGVTDIVDGNRPTSEEFLENLAAVTAKLDESLTKVIDFISGKC  
LSDL