1IK6	Oxidoreductase	date	May 02, 2001
title	3d Structure Of The E1beta Subunit Of Pyruvate Dehydrogenase Archeon Pyrobaculum Aerophilum
authors	G.Kleiger, J.Perry, D.Eisenberg
compound		source
Molecule: Pyruvate Dehydrogenase Chain: A Fragment: E1beta Subunit Engineered: Yes		Organism_scientific: Pyrobaculum Aerophilum Organism_taxid: 13773 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet30eklic
symmetry	Space Group: I 2 2 2	R_factor 0.212 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.241 84.543 131.380 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
Gene Ontology	Chain Function Process Component A alpha-ketoacid dehydrogenase...
Primary reference	3D structure and significance of the GPhiXXG helix packing motif in tetramers of the E1beta subunit of pyruvate dehydrogenase from the archeon Pyrobaculum aerophilum., Kleiger G, Perry J, Eisenberg D, Biochemistry 2001 Dec 4;40(48):14484-92. PMID:11724561

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (1ik6.pdb1.gz) 174 Kb CSU: Contacts of Structural Units for 1IK6 Likely Quarternary Molecular Structure file(s) for 1IK6 Structure Factors (216 Kb) Retrieve 1IK6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IK6 from S2C, [Save to disk] Re-refined 1ik6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IK6 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 1IK6

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 1IK6, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ik6a1, region A:1-191 [Jmol] [rasmolscript] [script source]     - Domain d1ik6a2, region A:192-326 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ik6_A] [1ik6] SWISS-PROT database: [Q8ZUR7] Domain organization of [Q8ZUR7_PYRAE] by SWISSPFAM Domain found in 1IK6: [Transket_pyr ] by SMART

Other resources with information on 1IK6

Community annotation for 1IK6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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