Figure 7From: Is the C-terminal insertional signal in Gram-negative bacterial outer membrane proteins species-specific or not?Frequency plot of unique C-terminal β-strands from Helicobacter species. 163 unique C-terminal insertion signals from 14 Helicobacter strains were used to generate this plot. The +5 position which has the strong preference of Tyr is marked with the arrow.Back to article page