8QX5

Helical Carotenoid Protein 4 (HCP4) from Anabaena with bound Canthaxanthin

Summary for 8QX5

Entry DOI	10.2210/pdb8qx5/pdb
Descriptor	Orange carotenoid-binding domain-containing protein, beta,beta-carotene-4,4'-dione (3 entities in total)
Functional Keywords	photoprotection, soluble proteins, orange carotenoid protein, cyanobacteria, photosynthesis
Biological source	Cyanobacteriota (blue-green algae)
Total number of polymer chains	2
Total formula weight	40017.75
Authors	Sklyar, J.,Wilson, A.,Kirilovsky, D.,Adir, N. (deposition date: 2023-10-22, release date: 2024-04-03, Last modification date: 2024-04-10)
Primary citation	Sklyar, J.,Wilson, A.,Kirilovsky, D.,Adir, N. Insights into energy quenching mechanisms and carotenoid uptake by orange carotenoid protein homologs: HCP4 and CTDH. Int.J.Biol.Macromol., 265:131028-131028, 2024 Cited by PubMed: 38521321 DOI: 10.1016/j.ijbiomac.2024.131028 PDB entries with the same primary citation
Experimental method	X-RAY DIFFRACTION (1.9 Å)

Structure validation