Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At4g16340	Guanine nucleotide exchange factor (GEF) for Rho and Rac.	SPIKE1 signals originate from and assemble specialized domains of the endoplasmic reticulum.; 2010; DOI: 10.1016/j.cub.2010.11.016; PMID: 21109438; https://pubmed.ncbi.nlm.nih.gov/21109438/ | A ROP GTPase-dependent auxin signaling pathway regulates the subcellular distribution of PIN2 in Arabidopsis roots.; 2012; DOI: 10.1016/j.cub.2012.05.019; PMID: 22683260; https://pubmed.ncbi.nlm.nih.gov/22683260/