3TW4 Cell Cycle date Sep 21, 2011
title Crystal Structure Of Human Septin 7 Gtpase Domain
authors V.H.B.Serrao, F.Alessandro, H.M.Pereira, O.T.Thiemann, R.C.Garra
compound source
Molecule: Septin-7
Chain: A, B
Fragment: Unp Residues 48-318
Synonym: Cdc10 Protein Homolog
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Sept7, Cdc10
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28a
symmetry Space Group: P 61
R_factor 0.289 R_Free 0.365
length a length b length c angle alpha angle beta angle gamma
82.510 82.510 210.910 90.00 90.00 120.00
method X-Ray Diffractionresolution 3.35 Å
ligand GDP enzyme
A, B

Primary referencePromiscuous interactions of human septins: The GTP binding domain of SEPT7 forms filaments within the crystal., Serrao VH, Alessandro F, Caldas VE, Marcal RL, D'Muniz Pereira H, Thiemann OH, Garratt RC, FEBS Lett. 2011 Nov 3. PMID:22064074
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (143 Kb) [Save to disk]
  • Biological Unit Coordinates (3tw4.pdb1.gz) 133 Kb
  • LPC: Ligand-Protein Contacts for 3TW4
  • CSU: Contacts of Structural Units for 3TW4
  • Structure Factors (218 Kb)
  • Retrieve 3TW4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3TW4 from S2C, [Save to disk]
  • Re-refined 3tw4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3TW4 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 3TW4
  • 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 3TW4, from MSDmotif at EBI
  • Fold representative 3tw4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3tw4_A] [3tw4_B] [3tw4]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 3TW4
  • Community annotation for 3TW4 at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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