Description : (at5g42970 : 231.0) encodes subunit 4 of COP9 signalosome complex. sequence is similar to a subunit of the 19S regulatory particle of the 26S proteasome. recessive mutation causes derepression of photomorphogenesis.; CONSTITUTIVE PHOTOMORPHOGENIC 8 (COP8); FUNCTIONS IN: protein binding; INVOLVED IN: cullin deneddylation, negative regulation of photomorphogenesis, G2 phase of mitotic cell cycle, photomorphogenesis; LOCATED IN: signalosome; EXPRESSED IN: 24 plant structures; EXPRESSED DURING: 15 growth stages; CONTAINS InterPro DOMAIN/s: Winged helix-turn-helix transcription repressor DNA-binding (InterPro:IPR011991), Proteasome component (PCI) domain (InterPro:IPR000717); BEST Arabidopsis thaliana protein match is: regulatory particle non-ATPase subunit 5B (TAIR:AT5G64760.2); Has 1807 Blast hits to 1807 proteins in 277 species: Archae - 0; Bacteria - 0; Metazoa - 736; Fungi - 347; Plants - 385; Viruses - 0; Other Eukaryotes - 339 (source: NCBI BLink). & (reliability: 462.0) & (original description: no original description)
Condition specificity: 11 h after light (SPM: 0.37, entropy: 2.58, tau: 0.27)