Fig. 2From: Candidate chemosensory genes identified in Colaphellus bowringi by antennal transcriptome analysisPhylogenetic tree of insect OBP. The C. bowringi translated genes are shown in blue. Amino acid sequences used for the tree are given in Additional file 6: Table S2. Bootstrap values greater than 50Â % are shown. The Plus-C subfamily is marked in blue, and the Minus-C subfamily is marked in redBack to article page