2IW1	Transferase	date	Jun 23, 2006
title	Crystal Structure Of Waag, A Glycosyltransferase Involved In Lipopolysaccharide Biosynthesis
authors	C.Martinez-Fleites, M.Proctor, S.Roberts, D.N.Bolam, H.J.Gilbert G.J.Davies
compound		source
Molecule: Lipopolysaccharide Core Biosynthesis Protein Rfag Chain: A Synonym: Waag, Glucosyltransferase I Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 316407 Strain: W3110 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_variant: C41
symmetry	Space Group: P 21 21 21	R_factor 0.187 R_Free 0.219
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.718 88.352 89.342 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	U2F	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Insights into the synthesis of lipopolysaccharide and antibiotics through the structures of two retaining glycosyltransferases from family GT4., Martinez-Fleites C, Proctor M, Roberts S, Bolam DN, Gilbert HJ, Davies GJ, Chem Biol. 2006 Nov;13(11):1143-52. PMID:17113996

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (76 Kb) [Save to disk] Biological Unit Coordinates (2iw1.pdb1.gz) 72 Kb LPC: Ligand-Protein Contacts for 2IW1 CSU: Contacts of Structural Units for 2IW1 Likely Quarternary Molecular Structure file(s) for 2IW1 Structure Factors (487 Kb) Retrieve 2IW1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IW1 from S2C, [Save to disk] Re-refined 2iw1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IW1 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 2IW1

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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 2IW1, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2iw1_A] [2iw1] SWISS-PROT database: [P25740] Domain organization of [RFAG_ECOLI] by SWISSPFAM

Other resources with information on 2IW1

Community annotation for 2IW1 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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