structure of the brain-derived neurotrophic factor (green) - neurotrophin 4 (brown) heterodimer

background biochemistry biology biomolecule brain cartoon chain chemistry coil color computer control derived differentiation dimensional factor gaussian generated graphic green growth health helix heterodimer hormone human illustration interaction kinase medicine model molecule nerve neurogenesis neuron neuropeptide neurotrophic neurotrophin peptide protein receptor red ribbon science secondary shape sheet signal strand structure surface template tertiary three tissue transduction trkb tyrosine white