1KQM

SCALLOP MYOSIN S1-AMPPNP IN THE ACTIN-DETACHED CONFORMATION

Structural Biology Knowledgebase: 1KQM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.316
  • R-Value Work: 0.277

Literature

Macromolecules
Sequence Display for 1KQM

Classification: CONTRACTILE PROTEIN

Total Structure Weight: 131109.78

Macromolecule Entities
Molecule Chains Length Organism Details
MYOSIN heavy chain A 835 Argopecten irradians Fragment: SUBFRAGMENT 1(S1)
Details: PAPAIN DIGESTED
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
MYOSIN REGULATORY LIGHT CHAIN B 156 Argopecten irradians Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
MYOSIN ESSENTIAL LIGHT CHAIN C 156 Argopecten irradians Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
C10 H17 N6 O12 P3
PVKSNHVPLWYQGJ-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

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

A, B 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: 3.0 Å
  • R-Value Free: 0.316
  • R-Value Work: 0.277
  • Space Group: P 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 52.40 α = 81.64
b = 58.64 β = 82.39
c = 148.87 γ = 87.43

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-01-07
  • Released Date: 2002-11-20
  • Deposition author(s): Himmel, D.M., Gourinath, S., Reshetnikova, L., Shen, Y., Szent-Gyorgyi, G., Cohen, C.

Revision History

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