3ZDA	Hydrolase Dna	date	Nov 26, 2012
title	Structure Of E. Coli Exoix In Complex With A Fragment Of The Oligonucleotide, Potassium And Magnesium
authors	G.R.Hemsworth, C.S.Anstey-Gilbert, C.S.Flemming, M.R.G.Hodskins J.Zhang, S.E.Sedelnikova, T.J.Stillman, J.R.Sayers, P.J.Artymiu
compound		source
Molecule: Protein Xni Chain: A Synonym: Exoix Ec: 3.1.-.- Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: Xl-1 Blue Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_variant: Pci857 Expression_system_vector_type: Plasmid Expression_system_vector: Pjonex
Molecule: 5'-D(Gpcpgpcp)-3' Chain: B Synonym: Flap1 Fragment Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
Molecule: 5'-D(Apapgpcpgpcp)-3' Chain: C Synonym: Flap1 Fragment Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: P 21 21 2	R_factor 0.211 R_Free 0.235
crystal cell	length a length b length c angle alpha angle beta angle gamma 66.203 154.820 34.473 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	K, MG, PIV, PO4	enzyme	Hydrolase E.C.3.1 BRENDA
Gene Ontology	Chain Function Process Component A nuclease activity endonuclease activity
Primary reference	The structure of Escherichia coli ExoIX--implications for DNA binding and catalysis in flap endonucleases., Anstey-Gilbert CS, Hemsworth GR, Flemming CS, Hodskinson MR, Zhang J, Sedelnikova SE, Stillman TJ, Sayers JR, Artymiuk PJ, Nucleic Acids Res. 2013 Jul 2. PMID:23821668

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (54 Kb) [Save to disk] Biological Unit Coordinates (3zda.pdb1.gz) 48 Kb LPC: Ligand-Protein Contacts for 3ZDA CSU: Contacts of Structural Units for 3ZDA Structure Factors (1854 Kb) Retrieve 3ZDA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3ZDA from S2C, [Save to disk] Re-refined 3zda structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3ZDA 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 3ZDA

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 3ZDA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3zda_B] [3zda] [3zda_A] [3zda_C] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3ZDA: [53EXOc] [HhH1] [HhH2 ] by SMART

Other resources with information on 3ZDA

Community annotation for 3ZDA at PDBWiki (http://pdbwiki.org)

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