tokens: Fibroblast growth factors ( FGFs ) are heparin-binding proteins crucial to embryogenesis , angiogenesis , and wound healing .
folded_tokens: fibroblast growth factors ( fgfs ) are heparin-binding proteins crucial to embryogenesis , angiogenesis , and wound healing .
labels: B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group O O B-other_name O B-other_name O O B-other_name I-other_name O