Encodes a transcription repressor that mediates a negative feedback loop in cytokinin signalling. ARR5 expression is upregulated by Class I KNOX genes. Arr5 protein is stabilized by cytokinin in a two-component phosphorelay.
Computational Description
response regulator 5 (RR5); CONTAINS InterPro DOMAIN/s: CheY-like (InterPro:IPR011006), Signal transduction response regulator, receiver domain (InterPro:IPR001789); BEST Arabidopsis thaliana protein match is: response regulator 6 (TAIR:AT5G62920.1); Has 45766 Blast hits to 45301 proteins in 2636 species: Archae - 240; Bacteria - 40380; Metazoa - 18; Fungi - 471; Plants - 1420; Viruses - 2; Other Eukaryotes - 3235 (source: NCBI BLink).