1KHB Lyase date Nov 29, 2001
title Pepck Complex With Nonhydrolyzable Gtp Analog, Native Data
authors P.Dunten, C.Belunis, R.Crowther, K.Hollfelder, U.Kammlott, W.Levi H.Michel, G.B.Ramsey, A.Swain, D.Weber, S.J.Wertheimer
compound source
Molecule: Phosphoenolpyruvate Carboxykinase, Cytosolic (Gtp
Chain: A
Synonym: Phosphoenolpyruvate Carboxylase, Pepck, Pepck-C
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Pck1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1
R_factor 0.182 R_Free 0.225
length a length b length c angle alpha angle beta angle gamma
45.400 60.580 62.000 88.40 70.30 72.63
method X-Ray Diffractionresolution 1.85 Å
ligand ACT, EDO, GCP, MN enzyme Lyase E.C. BRENDA
related structures by homologous chain: 1KHF

Primary referenceCrystal structure of human cytosolic phosphoenolpyruvate carboxykinase reveals a new GTP-binding site., Dunten P, Belunis C, Crowther R, Hollfelder K, Kammlott U, Levin W, Michel H, Ramsey GB, Swain A, Weber D, Wertheimer SJ, J Mol Biol 2002 Feb 15;316(2):257-64. PMID:11851336
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (106 Kb) [Save to disk]
  • Biological Unit Coordinates (1khb.pdb1.gz) 101 Kb
  • LPC: Ligand-Protein Contacts for 1KHB
  • CSU: Contacts of Structural Units for 1KHB
  • Likely Quarternary Molecular Structure file(s) for 1KHB
  • Structure Factors (342 Kb)
  • Retrieve 1KHB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KHB from S2C, [Save to disk]
  • Re-refined 1khb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1KHB 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 1KHB
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1KHB, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1khba2, region A:10-259 [Jmol] [rasmolscript] [script source]
        - Domain d1khba1, region A:260-622 [Jmol] [rasmolscript] [script source]
  • Fold representative 1khb from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1khb_A] [1khb]
  • SWISS-PROT database: [P35558]
  • Domain organization of [PCKGC_HUMAN] by SWISSPFAM
  • Other resources with information on 1KHB
  • Community annotation for 1KHB 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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