2IX4	Transferase	date	Jul 06, 2006
title	Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthas Acid Complex
authors	C.E.Christensen, B.B.Kragelund, P.Von Wettstein-Knowles, A.Henr
compound		source
Molecule: 3-Oxoacyl-[Acyl-Carrier-Protein] Synthase Chain: A, B Fragment: Residues 31-461 Synonym: Beta-Ketoacyl-Acp Synthase, Mtkas Ec: 2.3.1.41 Engineered: Yes		Organism_scientific: Arabidopsis Thaliana Organism_common: Mouse-Ear Cress Organism_taxid: 3702 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_variant: C41(De3)(Prep4) Expression_system_plasmid: Pqe30
symmetry	Space Group: P 1 21 1	R_factor 0.195 R_Free 0.224
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.109 92.942 74.217 90.00 106.59 90.00
method	X-Ray Diffraction	resolution	1.95 Å
ligand	6NA, K	enzyme	Transferase E.C.2.3.1.41 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure of the human beta-ketoacyl [ACP] synthase from the mitochondrial type II fatty acid synthase., Christensen CE, Kragelund BB, von Wettstein-Knowles P, Henriksen A, Protein Sci. 2007 Feb;16(2):261-72. PMID:17242430

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (141 Kb) [Save to disk] Biological Unit Coordinates (2ix4.pdb1.gz) 135 Kb LPC: Ligand-Protein Contacts for 2IX4 CSU: Contacts of Structural Units for 2IX4 Likely Quarternary Molecular Structure file(s) for 2IX4 Structure Factors (984 Kb) Retrieve 2IX4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IX4 from S2C, [Save to disk] Re-refined 2ix4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IX4 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 2IX4

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 2IX4, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ix4_A] [2ix4] [2ix4_B] SWISS-PROT database: [Q8L3X9] Domain organization of [KASM_ARATH] by SWISSPFAM

Other resources with information on 2IX4

Community annotation for 2IX4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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