… -lactamases and the computer-aided analysis, a phylogenetic tree … to the tree, B-Iactamases
are classified into six groups. … groups confirmed the phylogenetic tree and the classification: …

… among phylogenetic groups. … the four phylogenetic groups A, B1, B2, and D. The results
showed that 55.4% (113/204) of these isolates belonged to group A, 25.5% (52/204) to group D, …

… groups contained MBLs found in bacteria from distinct phyla and, in some cases, with specific
zinc binding sites. In addition, all of the phylogenetic groups … with the phylogenetic groups …

… Phylogenetic studies have shown that E. coli strains fall into four main phylogenetic groups
A… occurrence of certain virulence genes and phylogenetic groups, all clones were susceptible …

… were studied in terms of phylogenetic group, virulence factor (VF) … observed in B2 phylogenetic
group strains that exhibited … associated with the D phylogenetic group strains that lacked …

… β-Lactamases fall into two groups that share no structural or sequence homology: the serine
… we cannot use either a sequence-based phylogeny or an RMS distances-based phylogeny. …

… infections belong to the virulent, extraintestinal phylogenetic group B2 (or D) and possess a
… or B1 phylogenetic groups. This study was conducted to determine the phylogenetic group of …

… beta-lactamase families. We estimated the time since divergence of the phylogenetic groups
KpI and … the ancient presence of the beta-lactamase gene in the genome of K. pneumoniae. …

… from phylogenetic group A express L1 and L2 β-lactamases … The data for β-lactamase
inducibility and per cent L2 activity … a general property of phylogenetically group B isolates as was …

… C77-C123 and G236, A237, G238, and R244 for the LSBL group. This great diversity of
primary structures was used as the basis for a structure-based and phylogenetic classification. …