1IWQ

Crystal Structure of MARCKS calmodulin binding domain peptide complexed with Ca2+/Calmodulin

Structural Biology Knowledgebase: 1IWQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.267
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1IWQ

Classification: METAL BINDING PROTEIN / PROTEIN BINDING

Total Structure Weight: 19215.67

Macromolecule Entities
Molecule Chains Length Organism Details
CALMODULIN A 148 Homo sapiens Gene Name(s): CALM1 Gene View CALM CAM CAM1 CALM2 Gene View CAM2 CAMB CALM3 Gene View CALML2 CAM3 CAMC CAMIII
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
MARCKS B 19 Mus musculus Fragment: calmodulin binding domain
Gene Name(s): Marcks Macs
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CA
Query on CA

A 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: 2.0 Å
  • R-Value Free: 0.267
  • R-Value Work: 0.223
  • Space Group: P 61 2 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 40.23 α = 90.00
b = 40.23 β = 90.00
c = 343.47 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-05-31
  • Released Date: 2003-03-11
  • Deposition author(s): Yamauchi, E., Nakatsu, T., Matsubara, M., Kato, H., Taniguchi, H., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History

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