PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34339733-4 2021 Four-repeat tau contains two cysteines that can form an intramolecular disulfide bond, resulting in a structurally restrained compact monomer. Cysteine 29-38 microtubule associated protein tau Homo sapiens 12-15