4EUG	Hydrolase	date	Dec 27, 1998
title	Crystallographic And Enzymatic Studies Of An Active Site Var Of Escherichia Coli Uracil Dna Glycosylase: Crystal Structu Mutant H187q And Its Uracil Complex
authors	G.Xiao, M.Tordova, A.C.Drohat, J.Jagadeesh, J.T.Stivers, G.L.Gill
compound		source
Molecule: Protein (Glycosylase) Chain: A Synonym: Udg, Ung Ec: 3.2.2.3 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 37762 Strain: B Gene: Ung Expression_system: Escherichia Coli Expression_system_taxid: 562 Other_details: Sigma Chemical
symmetry	Space Group: P 21 21 21	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 54.100 59.000 63.800 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.40 Å
ligand		enzyme	Hydrolase E.C.3.2.2.3 BRENDA
related structures	by homologous chain: 3EUG
Gene Ontology	Chain Function Process Component A
Primary reference	Heteronuclear NMR and crystallographic studies of wild-type and H187Q Escherichia coli uracil DNA glycosylase: electrophilic catalysis of uracil expulsion by a neutral histidine 187., Drohat AC, Xiao G, Tordova M, Jagadeesh J, Pankiewicz KW, Watanabe KA, Gilliland GL, Stivers JT, Biochemistry. 1999 Sep 14;38(37):11876-86. PMID:10508390

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk] Biological Unit Coordinates (4eug.pdb1.gz) 41 Kb CSU: Contacts of Structural Units for 4EUG Likely Quarternary Molecular Structure file(s) for 4EUG Structure Factors (224 Kb) Retrieve 4EUG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4EUG from S2C, [Save to disk] Re-refined 4eug structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4EUG 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 4EUG

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 4EUG from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 4EUG, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d4euga_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4eug_A] [4eug] SWISS-PROT database: [P12295] Domain organization of [UNG_ECOLI] by SWISSPFAM Domains found in 4EUG: [UDG] [UreE_C ] by SMART

Other resources with information on 4EUG

Community annotation for 4EUG at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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