2EUA	Isomerase	date	Oct 28, 2005
title	Structure And Mechanism Of Menf, The Menaquinone-Specific Isochorismate Synthase From Escherichia Coli
authors	S.Kolappan, C.Kisker, J.Zwahlen, R.Zhou, P.J.Tonge
compound		source
Molecule: Menaquinone-Specific Isochorismate Synthase Chain: A, B Synonym: Isochorismate Mutase Ec: 5.4.4.2 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Menf Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 43 21 2	R_factor 0.229 R_Free 0.276
crystal cell	length a length b length c angle alpha angle beta angle gamma 146.408 146.408 125.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	TAR	enzyme	Isomerase E.C.5.4.4.2 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Lysine 190 is the catalytic base in MenF, the menaquinone-specific isochorismate synthase from Escherichia coli: implications for an enzyme family., Kolappan S, Zwahlen J, Zhou R, Truglio JJ, Tonge PJ, Kisker C, Biochemistry. 2007 Jan 30;46(4):946-53. PMID:17240978

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (140 Kb) [Save to disk] Biological Unit Coordinates (2eua.pdb1.gz) 69 Kb Biological Unit Coordinates (2eua.pdb2.gz) 68 Kb LPC: Ligand-Protein Contacts for 2EUA CSU: Contacts of Structural Units for 2EUA Likely Quarternary Molecular Structure file(s) for 2EUA Structure Factors (1260 Kb) Retrieve 2EUA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2EUA from S2C, [Save to disk] Re-refined 2eua structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2EUA 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 2EUA

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 2EUA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2eua_B] [2eua_A] [2eua] SWISS-PROT database: [P38051] Domain organization of [MENF_ECOLI] by SWISSPFAM

Other resources with information on 2EUA

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

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