avirulence-responsive family protein / avirulence induced gene (AIG1) family protein. similar to AIG1 (AVRRPT2-INDUCED GENE 1), GTP binding [Arabidopsis thaliana] (TAIR:AT1G33960.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO16380.1); contains InterPro domain AIG1; (InterPro:IPR006703)