Interpretation of coordination. LG annotation of the coordination [[Acanthamoeba actin] and [profilin]] (top left) and [Acanthamoeba [actin and profilin]] (top right). Chained annotation (bottom) is not capable of expressing the distinction and the annotation is thus the same for both cases.
Pyysalo et al. BMC Bioinformatics 2007 8:50 doi:10.1186/1471-2105-8-50