1KA1

The PAPase Hal2p complexed with calcium and magnesium ions and reaction substrate: PAP

Structural Biology Knowledgebase: 1KA1 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.3 Å
  • R-Value Free: 0.169
  • R-Value Work: 0.133

Literature

Macromolecules
Sequence Display for 1KA1

Classification: HYDROLASE

Total Structure Weight: 39769.32

Macromolecule Entities
Molecule Chains Length Organism Details
Halotolerance protein HAL2 A 357 Saccharomyces cerevisiae EC#: 3.1.3.7 IUBMB
Gene Name(s): MET22 HAL2 YOL064C
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
A3P
Query on A3P

A ADENOSINE-3'-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
WHTCPDAXWFLDIH-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BME
Query on BME

A BETA-MERCAPTOETHANOL
C2 H6 O S
DGVVWUTYPXICAM-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.3 Å
  • R-Value Free: 0.169
  • R-Value Work: 0.133
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 54.88 α = 90.00
b = 44.97 β = 110.72
c = 72.11 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-31
  • Released Date: 2001-11-07
  • Deposition author(s): Patel, S., Albert, A., Blundell, T.L.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4