1HKB Phosphotransferase date Dec 01, 1997
title Crystal Structure Of Recombinant Human Brain Hexokinase Type I Complexed With Glucose And Glucose-6-Phosphate
authors A.E.Aleshin, C.Zeng, G.P.Burenkov, H.D.Bartunik, H.J.Fromm, R.B.Honzatko
compound source
Molecule: D-Glucose 6-Phosphotransferase
Chain: A, B
Synonym: Hexokinase I, Hexokinase Type I, Brain Hexokinase
Ec: 2.7.1.1
Engineered: Yes
Other_details: Crystallizes As A Dimer In Asymmetric Unit
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell_line: Bl21
Organ: Brain
Cellular_location: Cytoplasm
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_cellular_location: Cytoplasm
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-11a
symmetry Space Group: P 1 21 1
R_factor 0.200 R_Free 0.270
crystal
cell
length a length b length c angle alpha angle beta angle gamma
83.000 122.000 123.000 90.00 92.00 90.00
method X-Ray Diffractionresolution 2.80 Å
ligand BGC, CA, G6P enzyme Transferase E.C.2.7.1.1 BRENDA
related structures by homologous chain: 1BG3, 1DGK
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceThe mechanism of regulation of hexokinase: new insights from the crystal structure of recombinant human brain hexokinase complexed with glucose and glucose-6-phosphate., Aleshin AE, Zeng C, Bourenkov GP, Bartunik HD, Fromm HJ, Honzatko RB, Structure 1998 Jan 15;6(1):39-50. PMID:9493266
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (297 Kb) [Save to disk]
  • Biological Unit Coordinates (1hkb.pdb1.gz) 147 Kb
  • Biological Unit Coordinates (1hkb.pdb2.gz) 149 Kb
  • LPC: Ligand-Protein Contacts for 1HKB
  • CSU: Contacts of Structural Units for 1HKB
  • Likely Quarternary Molecular Structure file(s) for 1HKB
  • Structure Factors (548 Kb)
  • Retrieve 1HKB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HKB from S2C, [Save to disk]
  • Re-refined 1hkb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HKB 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 1HKB
  • 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 1HKB, from MSDmotif at EBI
  • Genome occurence of 1HKB's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hkba1, region A:16-222 [Jmol] [rasmolscript] [script source]
        - Domain d1hkba2, region A:223-465 [Jmol] [rasmolscript] [script source]
        - Domain d1hkba3, region A:466-670 [Jmol] [rasmolscript] [script source]
        - Domain d1hkba4, region A:671-914 [Jmol] [rasmolscript] [script source]
        - Domain d1hkbb1, region B:16-222 [Jmol] [rasmolscript] [script source]
        - Domain d1hkbb2, region B:223-465 [Jmol] [rasmolscript] [script source]
        - Domain d1hkbb3, region B:466-670 [Jmol] [rasmolscript] [script source]
        - Domain d1hkbb4, region B:671-914 [Jmol] [rasmolscript] [script source]
  • Fold representative 1hkb 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: [1hkb] [1hkb_A] [1hkb_B]
  • SWISS-PROT database: [P19367]
  • Domain organization of [HXK1_HUMAN] by SWISSPFAM
  • Other resources with information on 1HKB
  • Community annotation for 1HKB 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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