tokens: NMR analysis demonstrated the presence of three alpha-helices ( Val10-Gln22 , Glu30-Leu41 and Phe50-Tyr65 ) connected by loop regions ( Ser23-Ala49 and Leu42-Pro49 ) .
folded_tokens: nmr analysis demonstrated the presence of three alpha-helices ( val10-gln22 , glu30-leu41 and phe50-tyr65 ) connected by loop regions ( ser23-ala49 and leu42-pro49 ) .
labels: B-other_name I-other_name O O O O O B-protein_substructure O B-protein_domain_or_region O B-protein_domain_or_region O B-protein_domain_or_region O O O B-protein_substructure I-protein_substructure O B-protein_domain_or_region O B-protein_domain_or_region O O