Figure 3From: Automated analysis of phylogenetic clustersDynamics of a single cluster 2005-2007. In this example, the cluster identified in 2007 no longer matches the initial cluster definition as bootstrap support has dropped from 93% to 89%. Sequences A to G are those already in the cluster in 2005, starred sequences (H to K) have been added to the cluster in the intervening years.Back to article page