3EXI	Oxidoreductase	date	Oct 16, 2008
title	Crystal Structure Of The Pyruvate Dehydrogenase (E1p) Compon Human Pyruvate Dehydrogenase Complex With The Subunit-Bindi (Sbd) Of E2p, But Sbd Cannot Be Modeled Into The Electron D
authors	M.Kato, R.M.Wynn, J.L.Chuang, S.C.Tso, M.Machius, J.Li, D.T.Chuan
compound		source
Molecule: Pyruvate Dehydrogenase E1 Component Subunit Alpha Form, Mitochondrial; Chain: A Fragment: E1p-Alpha Synonym: Pyruvate Dehydrogenase (E1p) Alpha Subunit; Pdhe1- Ec: 1.2.4.1 Engineered: Yes Mutation: Yes Other_details: Y89f Mutant Unable To Bind Thdp		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pdha1, Phe1a Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid
Molecule: Pyruvate Dehydrogenase E1 Component Subunit Beta, Mitochondrial; Chain: B Fragment: E1p-Beta Synonym: Pyruvate Dehydrogenase (E1p) Beta Subunit; Pdhe1-B Ec: 1.2.4.1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pdhb, Phe1b Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid
symmetry	Space Group: P 32 2 1	R_factor 0.187 R_Free 0.226
crystal cell	length a length b length c angle alpha angle beta angle gamma 154.378 154.378 82.949 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CL, K	enzyme	Oxidoreductase E.C.1.2.4.1 BRENDA
Gene Ontology	Chain Function Process Component A B pyruvate dehydrogenase (NAD+...
Primary reference	Structural basis for inactivation of the human pyruvate dehydrogenase complex by phosphorylation: role of disordered phosphorylation loops., Kato M, Wynn RM, Chuang JL, Tso SC, Machius M, Li J, Chuang DT, Structure. 2008 Dec 12;16(12):1849-59. PMID:19081061

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (113 Kb) [Save to disk] Biological Unit Coordinates (3exi.pdb1.gz) 211 Kb LPC: Ligand-Protein Contacts for 3EXI CSU: Contacts of Structural Units for 3EXI Likely Quarternary Molecular Structure file(s) for 3EXI Structure Factors (857 Kb) Retrieve 3EXI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3EXI from S2C, [Save to disk] Re-refined 3exi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3EXI in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 3EXI

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3EXI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3exi_A] [3exi] [3exi_B] SWISS-PROT database: [P08559] [P11177] Domain organization of [ODPA_HUMAN] [ODPB_HUMAN] by SWISSPFAM Domain found in 3EXI: [Transket_pyr ] by SMART

Other resources with information on 3EXI

Community annotation for 3EXI at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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