1G88 Transcription date Nov 16, 2000
title S4afl3arg515 Mutant
authors B.M.Chako, B.Qin, S.S.Lam, J.J.Correia, K.Lin
compound source
Molecule: Smad4
Chain: A, B, C
Fragment: Smad4 Active Fragment
Synonym: Dpc4
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: I 41 2 2
R_factor 0.203 R_Free 0.263
length a length b length c angle alpha angle beta angle gamma
140.855 140.855 194.613 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.00 Å
related structures by homologous chain: 1MR1
A, C, B

Primary referenceThe L3 loop and C-terminal phosphorylation jointly define Smad protein trimerization., Chacko BM, Qin B, Correia JJ, Lam SS, de Caestecker MP, Lin K, Nat Struct Biol 2001 Mar;8(3):248-53. PMID:11224571
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (114 Kb) [Save to disk]
  • Biological Unit Coordinates (1g88.pdb1.gz) 110 Kb
  • CSU: Contacts of Structural Units for 1G88
  • Likely Quarternary Molecular Structure file(s) for 1G88
  • Structure Factors (273 Kb)
  • Retrieve 1G88 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1G88 from S2C, [Save to disk]
  • Re-refined 1g88 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1G88 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 1G88
  • 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 1G88, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1g88a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1g88b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1g88c_, region C [Jmol] [rasmolscript] [script source]
  • Fold representative 1g88 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: [1g88_C] [1g88_A] [1g88_B] [1g88]
  • SWISS-PROT database: [Q13485]
  • Domain organization of [SMAD4_HUMAN] by SWISSPFAM
  • Domain found in 1G88: [DWB ] by SMART
  • Other resources with information on 1G88
  • Community annotation for 1G88 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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