1ATP

2.2 angstrom refined crystal structure of the catalytic subunit of cAMP-dependent protein kinase complexed with MNATP and a peptide inhibitor

Structural Biology Knowledgebase: 1ATP SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Work: 0.177

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1ATP

Classification: TRANSFERASE(PHOSPHOTRANSFERASE)

Total Structure Weight: 43501.19

Macromolecule Entities
Molecule Chains Length Organism Details
cAMP-DEPENDENT PROTEIN KINASE E 350 Mus musculus EC#: 2.7.11.11 IUBMB
Gene Name(s): Prkaca Pkaca
PEPTIDE INHIBITOR PKI(5-24) I 20 Mus musculus Gene Name(s): Pkia

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

E ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Ligand Explorer
 
JSmol
MN
Query on MN

E MANGANESE (II) ION
Mn
WAEMQWOKJMHJLA-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ATP N/A in BindingDB
Kd: 60 nM  BindingMOAD
N/A in PDBbind
Modified Residues 2 Unique
ID Chains Type Formula 2D Diagram Parent
TPO
Query on TPO
E L-PEPTIDE LINKING C4 H10 N O6 P THR
SEP
Query on SEP
E L-PEPTIDE LINKING C3 H8 N O6 P SER

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed:
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 73.58 α = 90.00
b = 76.28 β = 90.00
c = 80.58 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1993-01-08
  • Released Date: 1993-04-15
  • Deposition author(s): Zheng, J., Trafny, E.A., Knighton, D.R., Xuong, N.-H., Taylor, S.S., Teneyck, L.F., Sowadski, J.M.

Revision History

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