1KK7 Contractile Protein date Dec 06, 2001
title Scallop Myosin In The Near Rigor Conformation
authors D.M.Himmel, S.Gourinath, L.Reshetnikova, Y.Shen, A.G.Szent-Gyorg C.Cohen
compound source
Molecule: Myosin Heavy Chain, Striated Muscle
Chain: A
Fragment: Heavy Chain
Synonym: Scallop Myosin S1
Organism_scientific: Argopecten Irradians
Organism_taxid: 31199
Strain: Bay Scallop
Other_details: Papain Digestion Of Myosin

Molecule: Myosin Regulatory Light Chain, Striated Adductor
Chain: Y
Fragment: Regulatory Light Chain
Synonym: R-Lc

Organism_scientific: Argopecten Irradians
Organism_taxid: 31199
Strain: Bay Scallop
Other_details: Papain Digestion Of Myosin

Molecule: Myosin Essential Light Chain, Striated Adductor M
Chain: Z
Fragment: Essential Light Chain
Synonym: E-Lc

Organism_scientific: Argopecten Irradians
Organism_taxid: 31199
Strain: Bay Scallop
Other_details: Papain Digestion Of Myosin
symmetry Space Group: P 1 21 1
R_factor 0.259 R_Free 0.313
crystal
cell
length a length b length c angle alpha angle beta angle gamma
159.849 51.227 84.073 90.00 99.48 90.00
method X-Ray Diffractionresolution 3.20 Å
ligand CA, MG, SO4 enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Y


Z


Primary referenceCrystallographic findings on the internally uncoupled and near-rigor states of myosin: further insights into the mechanics of the motor., Himmel DM, Gourinath S, Reshetnikova L, Shen Y, Szent-Gyorgyi AG, Cohen C, Proc Natl Acad Sci U S A 2002 Oct 1;99(20):12645-50. PMID:12297624
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (171 Kb) [Save to disk]
  • Biological Unit Coordinates (1kk7.pdb1.gz) 164 Kb
  • LPC: Ligand-Protein Contacts for 1KK7
  • CSU: Contacts of Structural Units for 1KK7
  • Likely Quarternary Molecular Structure file(s) for 1KK7
  • Structure Factors (162 Kb)
  • Retrieve 1KK7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KK7 from S2C, [Save to disk]
  • Re-refined 1kk7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1KK7 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1KK7
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1KK7, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1kk7a1, region A:29-76 [Jmol] [rasmolscript] [script source]
        - Domain d1kk7a2, region A:5-28,A:77-837 [Jmol] [rasmolscript] [script source]
        - Domain d1kk7y_, region Y [Jmol] [rasmolscript] [script source]
        - Domain d1kk7z_, region Z [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1kk7] [1kk7_Z] [1kk7_A] [1kk7_Y]
  • SWISS-PROT database: [P07291] [P13543] [P24733]
  • Domain organization of [MLE_AEQIR] [MLR_AEQIR] [MYS_AEQIR] by SWISSPFAM
  • Domains found in 1KK7: [EFh] [IQ] [MYSc ] by SMART
  • Other resources with information on 1KK7
  • Community annotation for 1KK7 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1KK7 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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