6W1I

Re-interpretation of ppGpp (G4P) electron density in the deposited crystal structure of Xanthine phosphoribosyltransferase (XPRT) (1Y0B).

Summary for 6W1I

Entry DOI	10.2210/pdb6w1i/pdb
Related	6D9Q 6D9R 6D9S
Descriptor	Xanthine phosphoribosyltransferase, SODIUM ION, GUANOSINE-5',3'-TETRAPHOSPHATE, ... (4 entities in total)
Functional Keywords	(p)ppgpp, salvage, gtp, homeostasis, xprt, prpp, purine, structural genomics, psi-2, protein structure initiative, midwest center for structural genomics, mcsg, transferase
Biological source	Bacillus subtilis (strain 168)
Total number of polymer chains	4
Total formula weight	88504.92
Authors	Satyshur, K.A.,Anderson, B.W.,Keck, J.L.,Midwest Center for Structural Genomics (MCSG) (deposition date: 2020-03-04, release date: 2020-07-29, Last modification date: 2021-04-07)
Primary citation	Anderson, B.W.,Hao, A.,Satyshur, K.A.,Keck, J.L.,Wang, J.D. Molecular Mechanism of Regulation of the Purine Salvage Enzyme XPRT by the Alarmones pppGpp, ppGpp, and pGpp. J.Mol.Biol., 432:4108-4126, 2020 Cited by PubMed: 32446804 DOI: 10.1016/j.jmb.2020.05.013 PDB entries with the same primary citation
Experimental method	X-RAY DIFFRACTION (1.8 Å)

Structure validation