3EA4	Transferase	date	Aug 24, 2008
title	Arabidopsis Thaliana Acetohydroxyacid Synthase In Complex Wi Monosulfuron-Ester
authors	L.W.Guddat, J.G.Wang, Z.M.Li
compound		source
Molecule: Acetolactate Synthase, Chloroplastic Chain: A Fragment: Residues 87-670 Ec: 2.2.1.6 Engineered: Yes		Organism_scientific: Arabidopsis Thaliana Organism_common: Mouse-Ear Cress Organism_taxid: 3702 Gene: Csr 1.2, At3g48560, T8p19.70 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet30a(+)
symmetry	Space Group: P 64 2 2	R_factor 0.199 R_Free 0.213
crystal cell	length a length b length c angle alpha angle beta angle gamma 178.468 178.468 184.948 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	2SM, CSD, FAB, MG, NHE, TDM	enzyme	Transferase E.C.2.2.1.6 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structures of two novel sulfonylurea herbicides in complex with Arabidopsis thaliana acetohydroxyacid synthase., Wang JG, Lee PK, Dong YH, Pang SS, Duggleby RG, Li ZM, Guddat LW, FEBS J. 2009 Mar;276(5):1282-90. PMID:19187232

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk] Biological Unit Coordinates (3ea4.pdb1.gz) 183 Kb Biological Unit Coordinates (3ea4.pdb2.gz) 365 Kb LPC: Ligand-Protein Contacts for 3EA4 CSU: Contacts of Structural Units for 3EA4 Likely Quarternary Molecular Structure file(s) for 3EA4 Structure Factors (657 Kb) Retrieve 3EA4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3EA4 from S2C, [Save to disk] Re-refined 3ea4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3EA4 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 3EA4

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 3EA4, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ea4] [3ea4_A] SWISS-PROT database: [P17597] Domain organization of [ILVB_ARATH] by SWISSPFAM

Other resources with information on 3EA4

Community annotation for 3EA4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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