1CTR

DRUG BINDING BY CALMODULIN: CRYSTAL STRUCTURE OF A CALMODULIN-TRIFLUOPERAZINE COMPLEX

Structural Biology Knowledgebase: 1CTR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.45 Å
  • R-Value Observed: 0.222

Literature

Macromolecules
Sequence Display for 1CTR

Classification: CALCIUM-BINDING PROTEIN

Total Structure Weight: 17289.28

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

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

A 10-[3-(4-METHYL-PIPERAZIN-1-YL)-PROPYL]-2- TRIFLUOROMETHYL-10H-PHENOTHIAZINE
C21 H24 F3 N3 S
ZEWQUBUPAILYHI-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
TFP Kd: 1000 nM (100) BindingDB

N/A in BindingMoad
Kd: 1000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.45 Å
  • R-Value Observed: 0.222
  • Space Group: P 32 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 41.00 α = 90.00
b = 41.00 β = 90.00
c = 178.90 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-09-21
  • Released Date: 1994-12-20
  • Deposition author(s): Cook, W.J., Walter, L.J., Walter, M.R.

Revision History

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