frataxin (human) mitochondrial protein. reduced expression causes friedreich\'s ataxia. 3d

pdb1ekg frataxin frataxine friedreich ataxia neurodegenerative neurodegeneration fxn gene mitochondrion mitochondrial iron sulfur cluster chaperone nervous system gait scoliosis diabetes mitochondria stumbling nicotinamide structure peptide protein amino acid molecule polypeptide polymer atoms science scientific disease health molecular model 3d rendering illustration