1EWQ	Replication Dna	date	Apr 26, 2000
title	Crystal Structure Taq Muts Complexed With A Heteroduplex Dna Resolution
authors	G.Obmolova, C.Ban, P.Hsieh, W.Yang
compound		source
Molecule: Dna (5'- D(Gpcpgpapcpgpcptpapgpcpgptpgpcpgpgpcptp C)-3'); Chain: C Engineered: Yes		Synthetic: Yes
Molecule: Dna (5'- D(Gpgpapcpgpapgpcpcpgpcpcpgpcptpapgpcpgp 3'); Chain: D Engineered: Yes		Synthetic: Yes
Molecule: Dna Mismatch Repair Protein Muts Chain: A, B Synonym: Taq Muts Subunit A Engineered: Yes		Organism_scientific: Thermus Aquaticus Organism_taxid: 271 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3
symmetry	Space Group: P 21 21 21	R_factor 0.227 R_Free 0.259
crystal cell	length a length b length c angle alpha angle beta angle gamma 103.167 114.216 160.792 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	EDO, MSE, SO4	enzyme
related structures	by homologous chain: 1FW6
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structures of mismatch repair protein MutS and its complex with a substrate DNA., Obmolova G, Ban C, Hsieh P, Yang W, Nature 2000 Oct 12;407(6805):703-10. PMID:11048710

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (281 Kb) [Save to disk] Biological Unit Coordinates (1ewq.pdb1.gz) 269 Kb LPC: Ligand-Protein Contacts for 1EWQ CSU: Contacts of Structural Units for 1EWQ Likely Quarternary Molecular Structure file(s) for 1EWQ Retrieve 1EWQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EWQ from S2C, [Save to disk]

View 1EWQ 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 1EWQ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1EWQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ewqa4, region A:1-120 [Jmol] [rasmolscript] [script source]     - Domain d1ewqa3, region A:121-266 [Jmol] [rasmolscript] [script source]     - Domain d1ewqa1, region A:267-541 [Jmol] [rasmolscript] [script source]     - Domain d1ewqa2, region A:542-765 [Jmol] [rasmolscript] [script source]     - Domain d1ewqb4, region B:1001-1120 [Jmol] [rasmolscript] [script source]     - Domain d1ewqb3, region B:1121-1266 [Jmol] [rasmolscript] [script source]     - Domain d1ewqb1, region B:1267-1541 [Jmol] [rasmolscript] [script source]     - Domain d1ewqb2, region B:1542-1762 [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: [1ewq_C] [1ewq] [1ewq_B] [1ewq_D] [1ewq_A] SWISS-PROT database: [Q56215] Domain organization of [MUTS_THEAQ] by SWISSPFAM Domains found in 1EWQ: [MUTSac] [MUTSd ] by SMART

Other resources with information on 1EWQ

Community annotation for 1EWQ at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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