3B8N	Biosynthetic Protein	date	Nov 01, 2007
title	Structure Of Fepe- Bacterial Polysaccharide Co-Polymerase
authors	A.Tocilj, A.Matte, M.Cygler
compound		source
Molecule: Ferric Enterobactin (Enterochelin) Transport Chain: A, B, C, D, E, F, G, H, I Fragment: Residues 65-331 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 83334 Strain: O157:H7 Gene: Fepe Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b
symmetry	Space Group: P 32 2 1	R_factor 0.254 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 160.670 160.670 276.938 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	3.10 Å
Primary reference	Bacterial polysaccharide co-polymerases share a common framework for control of polymer length., Tocilj A, Munger C, Proteau A, Morona R, Purins L, Ajamian E, Wagner J, Papadopoulos M, Van Den Bosch L, Rubinstein JL, Fethiere J, Matte A, Cygler M, Nat Struct Mol Biol. 2008 Feb;15(2):130-8. Epub 2008 Jan 20. PMID:18204465

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (346 Kb) [Save to disk] Biological Unit Coordinates (3b8n.pdb1.gz) 339 Kb CSU: Contacts of Structural Units for 3B8N Likely Quarternary Molecular Structure file(s) for 3B8N Structure Factors (648 Kb) Retrieve 3B8N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3B8N from S2C, [Save to disk] Re-refined 3b8n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3B8N 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 3B8N

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 3B8N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3b8n_A] [3b8n_C] [3b8n_E] [3b8n_I] [3b8n_H] [3b8n_F] [3b8n_G] [3b8n_B] [3b8n_D] [3b8n] SWISS-PROT database: [Q8XBV8] Domain organization of [Q8XBV8_ECO57] by SWISSPFAM

Other resources with information on 3B8N

Community annotation for 3B8N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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