1XKD	Oxidoreductase	date	Sep 28, 2004
title	Ternary Complex Of Isocitrate Dehydrogenase From The Hyperth Aeropyrum Pernix
authors	M.Karlstrom, R.Stokke, I.H.Steen, N.K.Birkeland, R.Ladenstein
compound		source
Molecule: Isocitrate Dehydrogenase Chain: A, B Ec: 1.1.1.42 Engineered: Yes		Organism_scientific: Aeropyrum Pernix Organism_taxid: 272557 Strain: K1 Gene: Baa79665 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21-Codonplus (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: P 43 21 2	R_factor 0.226 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 107.575 107.575 171.045 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	CA, ICT, NAP	enzyme	Oxidoreductase E.C.1.1.1.42 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Isocitrate dehydrogenase from the hyperthermophile Aeropyrum pernix: X-ray structure analysis of a ternary enzyme-substrate complex and thermal stability., Karlstrom M, Stokke R, Steen IH, Birkeland NK, Ladenstein R, J Mol Biol 2005 Jan 21;345(3):559-77. PMID:15581899

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (145 Kb) [Save to disk] Biological Unit Coordinates (1xkd.pdb1.gz) 136 Kb LPC: Ligand-Protein Contacts for 1XKD CSU: Contacts of Structural Units for 1XKD Likely Quarternary Molecular Structure file(s) for 1XKD Structure Factors (335 Kb) Retrieve 1XKD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XKD from S2C, [Save to disk] Re-refined 1xkd structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XKD in 3D

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Visual 3D analysis of 1XKD

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 1XKD, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xkd_A] [1xkd] [1xkd_B] SWISS-PROT database: [Q9YE81] Domain organization of [Q9YE81_AERPE] by SWISSPFAM Domain found in 1XKD: [Iso_dh ] by SMART

Other resources with information on 1XKD

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

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