1MDU Structural Protein date Aug 07, 2002
title Crystal Structure Of The Chicken Actin Trimer Complexed With Human Gelsolin Segment 1 (Gs-1)
authors J.F.Dawson, E.P.Sablin, J.A.Spudich, R.J.Fletterick
compound source
Molecule: Gelsolin Precursor
Chain: A, D
Fragment: Actin-Severing
Synonym: Actin-Depolymerizing Factor, Adf, Brevin, Agel
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: A-Actin
Chain: B, E

Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
symmetry Space Group: P 1 21 1
R_factor 0.193 R_Free 0.233
length a length b length c angle alpha angle beta angle gamma
67.187 75.942 96.747 90.00 91.87 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand ATP, CA, HIC, TRS enzyme
related structures by homologous chain: 1EQY, 1KXP, 1RDW, 1YVN
A, D

E, B

Primary referenceStructure of an F-actin trimer disrupted by gelsolin and implications for the mechanism of severing., Dawson JF, Sablin EP, Spudich JA, Fletterick RJ, J Biol Chem 2003 Jan 10;278(2):1229-38. Epub 2002 Sep 27. PMID:12356759
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (172 Kb) [Save to disk]
  • Biological Unit Coordinates (1mdu.pdb1.gz) 247 Kb
  • Biological Unit Coordinates (1mdu.pdb2.gz) 245 Kb
  • LPC: Ligand-Protein Contacts for 1MDU
  • CSU: Contacts of Structural Units for 1MDU
  • Likely Quarternary Molecular Structure file(s) for 1MDU
  • Structure Factors (360 Kb)
  • Retrieve 1MDU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1MDU from S2C, [Save to disk]
  • Re-refined 1mdu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1MDU 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 1MDU
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1MDU, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1mdua_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1mdub2, region B:147-375 [Jmol] [rasmolscript] [script source]
        - Domain d1mdub1, region B:7-146 [Jmol] [rasmolscript] [script source]
        - Domain d1mdud_, region D [Jmol] [rasmolscript] [script source]
        - Domain d1mdue2, region E:147-374 [Jmol] [rasmolscript] [script source]
        - Domain d1mdue1, region E:7-146 [Jmol] [rasmolscript] [script source]
  • Fold representative 1mdu from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1mdu_E] [1mdu_B] [1mdu_A] [1mdu] [1mdu_D]
  • SWISS-PROT database: [P68139] [P06396]
  • Domain organization of [ACTS_CHICK] [GELS_HUMAN] by SWISSPFAM
  • Domains found in 1MDU: [ACTIN] [GEL ] by SMART
  • Other resources with information on 1MDU
  • Community annotation for 1MDU 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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