2KEQ Splicing date Feb 02, 2009
title Solution Structure Of Dnae Intein From Nostoc Punctiforme
authors J.S.Oeemig, A.S.Aranko, J.B.Djupsj, H.Iwai
compound source
Molecule: Dna Polymerase III Alpha Subunit, Nucleic Acid Bi Fold Trnahelicase-Type;
Chain: A
Engineered: Yes
Mutation: Yes
Other_details: Fusion Protein Of N-Intein Part From Dna Pol III Alpha Subunit (Residues 1-102) And C-Intein Part From N Acid Binding Ob-Fold, Trnahelicase-Type (Residues 103-137)
Organism_scientific: Nostoc Punctiforme Pcc 73102
Organism_taxid: 63737
Gene: Dnae, Npun_f4872
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Er2566
Expression_system_vector_type: Vector
Expression_system_vector: Pjdjrsf05
methodSolution NMR
note 2KEQ is a representative structure
Gene NPUN
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceSolution structure of DnaE intein from Nostoc punctiforme: structural basis for the design of a new split intein suitable for site-specific chemical modification., Oeemig JS, Aranko AS, Djupsjobacka J, Heinamaki K, Iwai H, FEBS Lett. 2009 May 6;583(9):1451-6. Epub 2009 Apr 1. PMID:19344715
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (743 Kb) [Save to disk]
  • Biological Unit Coordinates (2keq.pdb1.gz) 37 Kb
  • CSU: Contacts of Structural Units for 2KEQ
  • Original NMR restraints for 2KEQ from PDB
  • Retrieve 2KEQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2KEQ from S2C, [Save to disk]
  • View 2KEQ 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 2KEQ
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2KEQ, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2keq] [2keq_A]
  • SWISS-PROT database: [B2J066] [B2J821]
  • Domain organization of [B2J066_NOSP7] [B2J821_NOSP7] by SWISSPFAM
  • Domain found in 2KEQ: [HintN ] by SMART
  • Other resources with information on 2KEQ
  • Community annotation for 2KEQ at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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