Fig. 7

Functional classification breakdown within the 4TM major clans and families. The figure displays the breakdown of how many proteins within each major clan and family are identified for each functional class, i.e. Transporter, Enzyme, Dual function, Receptor, and Miscellaneous classes. Approximately 61 % of the dataset is described by these eight clans and families. The number in parenthesis corresponds to the total number of proteins within that clan or family