2W4A Contractile Protein date Nov 24, 2008
title Isometrically Contracting Insect Asynchronous Flight Muscle
authors S.Wu, J.Liu, M.C.Reedy, R.T.Tregear, H.Winkler, C.Franzini-Armstr H.Sasaki, C.Lucaveche, Y.E.Goldman, M.K.Reedy, K.A.Taylor
compound source
Molecule: Myosin Regulatory Light Chain 2, Skeletal Muscle
Chain: B
Fragment: Residues, 16-165
Synonym: Fast Skeletal Myosin Light Chain 2, Myosin S1, Mlc Lc2f, G2, Dtnb;
 Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
Tissue: Skeletal Muscle

Molecule: Myosin Light Chain 3, Skeletal Muscle Isoform
Chain: C
Fragment: Residues, 5-149
Synonym: A2 Catalytic, Alkali Myosin Light Chain 3, Mlc-3, Light Chain 3f, Skeletal-Muscle Myosin L-4 Light Chain;
Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
Tissue: Skeletal Muscle

Molecule: Myosin Heavy Chain, Skeletal Muscle, Adult
Chain: M
Fragment: Residues, 5-844
Synonym: Myosin S1
Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
Tissue: Skeletal Muscle
symmetry Space Group: P 1
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
1.000 1.000 1.000 90.00 90.00 90.00
method Electron Microscopyresolution 35.00 Å
Gene
Ontology
ChainFunctionProcessComponent
B
  • metal ion binding

  • myosin complex
    • C

  • myosin complex
    • Primary referenceElectron tomography of cryofixed, isometrically contracting insect flight muscle reveals novel actin-myosin interactions., Wu S, Liu J, Reedy MC, Tregear RT, Winkler H, Franzini-Armstrong C, Sasaki H, Lucaveche C, Goldman YE, Reedy MK, Taylor KA, PLoS One. 2010 Sep 9;5(9). pii: e12643. PMID:20844746
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (3269 Kb) [Save to disk]
  • Biological Unit Coordinates (2w4a.pdb1.gz) 24 Kb
  • Biological Unit Coordinates (2w4a.pdb2.gz) 23 Kb
  • Biological Unit Coordinates (2w4a.pdb3.gz) 113 Kb
  • CSU: Contacts of Structural Units for 2W4A
  • Retrieve 2W4A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2W4A from S2C, [Save to disk]
    • View 2W4A 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.
  • On AstexViewer, from MSD-EBI (viewer documentation).
  • On RasMol (Install RasMol freeware) Here's help on how to use RasMol.
    • Visual 3D analysis of 2W4A
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2W4A, from MSDmotif at EBI
  • Fold representative 2w4a from FSSP and Dali (Families of Structurally Similar Proteins)
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2w4a_B] [2w4a_C] [2w4a_M]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Alignments of the sequence of 2W4A with the sequences similar proteins can be viewed for 2W4A's classification at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification at ProtoMap. Click on the Cluster number.
    • Other resources with information on 2W4A
  • Community annotation for 2W4A at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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