... angles between the participatingTable 1. Amino acid frequencies (%) in a-amylase linkers, in a set of globular proteins, in the Swiss-Prot databank and in intrinsicallyunstructured proteins. Aminoacid ... the ring may sterically disfavor extensivebending in this region, which could result in unwantedinteractions between the linker and the binding module. In this respect, 72% of the C-terminal ... structure of this domain in recently available sequence and genomedatabanks. Interestingly, this domain was found in some closely related bacterial species, but mainly in nonvertebrate animals, and invariably...