1DBH Gene Regulation date Dec 17, 1998
title Dbl And Pleckstrin Homology Domains From Hsos1
authors S.M.Soisson, J.Kuriyan
compound source
Molecule: Protein (Human Sos 1)
Chain: A
Fragment: Dbl And Pleckstrin Homology Domains
Synonym: Son Of Sevenless Protein
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
symmetry Space Group: C 1 2 1
R_factor 0.229 R_Free 0.269
length a length b length c angle alpha angle beta angle gamma
104.400 70.440 73.830 90.00 96.29 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand MSE enzyme
related structures by homologous chain: 1PMS

Primary referenceCrystal structure of the Dbl and pleckstrin homology domains from the human Son of sevenless protein., Soisson SM, Nimnual AS, Uy M, Bar-Sagi D, Kuriyan J, Cell 1998 Oct 16;95(2):259-68. PMID:9790532
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (63 Kb) [Save to disk]
  • Biological Unit Coordinates (1dbh.pdb1.gz) 58 Kb
  • LPC: Ligand-Protein Contacts for 1DBH
  • CSU: Contacts of Structural Units for 1DBH
  • Likely Quarternary Molecular Structure file(s) for 1DBH
  • Structure Factors (220 Kb)
  • Retrieve 1DBH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1DBH from S2C, [Save to disk]
  • Re-refined 1dbh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1DBH 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 1DBH
  • 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 1DBH, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1dbha1, region A:198-404 [Jmol] [rasmolscript] [script source]
        - Domain d1dbha2, region A:418-550 [Jmol] [rasmolscript] [script source]
  • Fold representative 1dbh 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: [1dbh] [1dbh_A]
  • SWISS-PROT database: [Q07889]
  • Domain organization of [SOS1_HUMAN] by SWISSPFAM
  • Domains found in 1DBH: [PH] [RhoGEF ] by SMART
  • Other resources with information on 1DBH
  • Community annotation for 1DBH 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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