The Zur of Xanthomonas campestris is involved in hypersensitive response and positively regulates the expression of the hrp cluster via hrpX but not hrpG
Molecular plant-microbe interactions : MPMI (2009) - Comments
pubmed: 19245326  doi: 10.1094/mpmi-22-3-0321  issn: 0894-0282 

Dong-Liang Huang, Dong-Jie Tang, Qing Liao, Xiao-Qian Li, Yong-Qiang He, Jia-Xun Feng, Bo-Le Jiang, Guang-Tao Lu, Ji-Liang Tang