5KTQ Transferase date Sep 22, 1998
title Large Fragment Of Taq Dna Polymerase Bound To Dctp
authors Y.Li, Y.Kong, S.Korolev, G.Waksman
compound source
Molecule: Protein (Dna Polymerase I)
Chain: A
Ec: 2.7.7.7
Engineered: Yes
Organism_scientific: Thermus Aquaticus
Organism_taxid: 271
Strain: X7029
Gene: Taq
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pwb254
symmetry Space Group: P 21 21 2
R_factor 0.217 R_Free 0.280
crystal
cell
length a length b length c angle alpha angle beta angle gamma
109.400 137.000 45.800 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand DCP enzyme Transferase E.C.2.7.7.7 BRENDA
related structures by homologous chain: 1KTQ, 4KTQ
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCrystal structures of the Klenow fragment of Thermus aquaticus DNA polymerase I complexed with deoxyribonucleoside triphosphates., Li Y, Kong Y, Korolev S, Waksman G, Protein Sci 1998 May;7(5):1116-23. PMID:9605316
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk]
  • Biological Unit Coordinates (5ktq.pdb1.gz) 86 Kb
  • LPC: Ligand-Protein Contacts for 5KTQ
  • CSU: Contacts of Structural Units for 5KTQ
  • Likely Quarternary Molecular Structure file(s) for 5KTQ
  • Retrieve 5KTQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5KTQ from S2C, [Save to disk]
  • View 5KTQ 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 5KTQ
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 5KTQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d5ktqa1, region A:290-422 [Jmol] [rasmolscript] [script source]
        - Domain d5ktqa2, region A:423-832 [Jmol] [rasmolscript] [script source]
  • Fold representative 5ktq from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [5ktq] [5ktq_A]
  • SWISS-PROT database: [P19821]
  • Domain organization of [DPO1_THEAQ] by SWISSPFAM
  • Domain found in 5KTQ: [POLAc ] by SMART
  • Other resources with information on 5KTQ
  • Community annotation for 5KTQ 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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