Fig. 2From: A novel family VIII carboxylesterase hydrolysing third- and fourth-generation cephalosporinsPhylogenetic relationship of EstSTR1 with the lipolytic enzymes including family VIII carboxylesterases. The tree was constructed using the MEGA 4.1 program with the neighbor-joining algorithm. Only bootstrap values higher than 50 % are shown. Bar 0.2 substitutions per amino acid siteBack to article page