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PDBe Entry: 2bfe view

REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH
Summary
Header OXIDOREDUCTASEsearch
Method X-RAY DIFFRACTION
Experiment Resolution: 1.69 Å, R-factor: 15.0%, Free R-factor: 18.1%, Spacegroup: P 31 2 1
Released 16/02/2006, deposition: 06/12/2004, last revision: 24/02/2009
Authors Machius, M.search; Wynn, R.M.search; Chuang, J.L.search; Tomchick, D.R.search; Brautigam, C.A.search; Chuang, D.T.search
Primary citation A Versatile Conformational Switch Regulates Reactivity in Human Branched-Chain Alpha-Ketoacid Dehydrogenase.
STRUCTUREsearch vol:14, pag:287 (2006) [PubMed ID 16472748 ]search
Keywords OXIDOREDUCTASEsearch, KETOACID DEHYDROGENASEsearch, BRANCHED-CHAINsearch, MULTI- ENZYME COMPLEXsearch, ACYLATIONsearch, OXIDATIVE DECARBOXYLATIONsearch, MAPLE SYRUP URINE DISEASEsearch, THIAMINE DIPHOSPHATEsearch, PHOSPHORYLATIONsearch, CONFORMATIONAL SWITCHsearch, REACTIVITYsearch
EC 1.2.4.4 ExPASy BRENDA search (A B)
Organism Homo sapiens(human) 9606search(A B)
UniProt 2-oxoisovalerate dehydrogenase subunit alpha, mitochondrial precursor (EC 1.2.4.4) (Branched-chain alpha-keto acid dehydrogenase E1 component alpha chain) (BCKDH E1-alpha) (BCKDE1A) P12694search (A)
2-oxoisovalerate dehydrogenase subunit beta, mitochondrial precursor (EC 1.2.4.4) (Branched-chain alpha-keto acid dehydrogenase E1 component beta chain) (BCKDH E1-beta) P21953search (B)
Solvent A, B
Related entries 1dtw, 1ols, 1olu, 1olx, 1u5b, 1v11, 1v16, 1v1m, 1v1r, 1wci, 1x7w, 1x7x, 1x7y, 1x7z, 1x80, 2beu, 2bev, 2bew, 2bfb, 2bfc, 2bfd, 2bff
Polymers
Id Name Type UniProt Residues Observed
A 2-OXOISOVALERATE DEHYDROGENASE ALPHA SUBUNIT Protein P12694 (ODBA_HUMAN)search
399 93%
B 2-OXOISOVALERATE DEHYDROGENASE BETA SUBUNIT Protein P21953 (ODBB_HUMAN)search
342 96%
Heterogens
Id Name Ligands
A, B POTASSIUM ION K search
A MANGANESE (II) ION MN search
A CHLORIDE ION CL search
A THIAMIN DIPHOSPHATE TDP search
B GLYCEROL GOL search
B (4R)-2-METHYLPENTANE-2,4-DIOL MRD search
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