PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12963719-9 2003 These results indicate that intramolecular and intermolecular thiol-disulfide exchange reactions cause the low reversibility of wild-type beta-lg especially at neutral pH and that the mutation of Cys-121 improves the reversibility, enabling us to study the folding of beta-lg more exactly under various conditions. Cysteine 196-199 beta-lactoglobulin Bos taurus 138-145 12963719-9 2003 These results indicate that intramolecular and intermolecular thiol-disulfide exchange reactions cause the low reversibility of wild-type beta-lg especially at neutral pH and that the mutation of Cys-121 improves the reversibility, enabling us to study the folding of beta-lg more exactly under various conditions. Cysteine 196-199 beta-lactoglobulin Bos taurus 268-275