2A19

PKR kinase domain- eIF2alpha- AMP-PNP complex.

Structural Biology Knowledgebase: 2A19 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.228

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2A19

Classification: protein synthesis / transferase

Total Structure Weight: 87358.09

Macromolecule Entities
Molecule Chains Length Organism Details
Eukaryotic translation initiation factor 2 alpha subunit A 175 Saccharomyces cerevisiae Fragment: eIF2alpha
Gene Name(s): SUI2 TIF211 YJR007W J1429
Interferon-induced, double-stranded RNA-activated protein kinase B, C 284 Homo sapiens EC#: 2.7.11.1 IUBMB
Fragment: PKR kinase domain
Mutation: ΔD338, ΔD339, ΔS340, ΔL341, ΔE342, ΔS343, ΔS344, ΔD345, ΔY346, ΔD347, ΔP348, ΔE349, ΔN350, H412N, T446X, C551A
Gene Name(s): EIF2AK2 Gene View PKR PRKR

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

B, C PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
C10 H17 N6 O12 P3
PVKSNHVPLWYQGJ-KQYNXXCUSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

C PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

B, C MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
TPO
Query on TPO
B, C L-PEPTIDE LINKING C4 H10 N O6 P THR

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.228
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 64.66 α = 90.00
b = 48.75 β = 98.44
c = 133.43 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2005-06-19
  • Released Date: 2005-09-27
  • Deposition author(s): Dar, A.C., Dever, T.E., Sicheri, F.

Revision History

  • 2011-07-13
    Type: Flag residual B-value | Details: Tagged residual B temperature factor
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4