1HKB

CRYSTAL STRUCTURE OF RECOMBINANT HUMAN BRAIN HEXOKINASE TYPE I COMPLEXED WITH GLUCOSE AND GLUCOSE-6-PHOSPHATE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.270
  • R-Value Work: 0.200

Literature

Macromolecules
Sequence Display for 1HKB

Classification: PHOSPHOTRANSFERASE

Total Structure Weight: 207171.56

Macromolecule Entities
Molecule Chains Length Organism Details
D-GLUCOSE 6-PHOSPHOTRANSFERASE A, B 917 Homo sapiens EC#: 2.7.1.1 IUBMB
Details: CRYSTALLIZES AS A DIMER IN ASYMMETRIC UNIT
Gene Name(s): HK1 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
G6P
Query on G6P

A, B ALPHA-D-GLUCOSE-6-PHOSPHATE
C6 H13 O9 P
NBSCHQHZLSJFNQ-DVKNGEFBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BGC
Query on BGC

A, B BETA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-VFUOTHLCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.270
  • R-Value Work: 0.200
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 83.00 α = 90.00
b = 122.00 β = 92.00
c = 123.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-12-01
  • Released Date: 1998-06-03
  • Deposition author(s): Aleshin, A.E., Zeng, C., Burenkov, G.P., Bartunik, H.D., Fromm, H.J., Honzatko, R.B.

Revision History

  • 2008-03-03
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance