Figure 1From: Automatic classification of protein structures relying on similarities between alignmentsSimilarity transitivity and common sub-motif occurrence. Description of items ( O i ) and items parts ( p i ) parts, and corresponding graph of similarities G. (a) Transitive case with set of parts common to all items, (b) Transitive case with no part common to all of items; (c) Non-transitive case with a part common to all items.Back to article page