2HT6 Signaling Protein date Jul 25, 2006
title Crystal Structure Of Human Gem G-Domain Bound To Gdp
authors Y.Opatowsky, J.A.Hirsch
compound source
Molecule: Gtp-Binding Protein Gem
Chain: A, B
Fragment: G-Domain
Synonym: Gtp-Binding Mitogen-Induced T-Cell Protein, Ras- Like Protein Kir;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Gem, Kir
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-21
symmetry Space Group: P 21 21 21
R_factor 0.226 R_Free 0.287
length a length b length c angle alpha angle beta angle gamma
39.843 81.433 124.095 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand GDP, MG enzyme
A, B

Primary referenceStructure-function studies of the G-domain from human gem, a novel small G-protein., Opatowsky Y, Sasson Y, Shaked I, Ward Y, Chomsky-Hecht O, Litvak Y, Selinger Z, Kelly K, Hirsch JA, FEBS Lett. 2006 Oct 30;580(25):5959-64. Epub 2006 Oct 6. PMID:17052716
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (62 Kb) [Save to disk]
  • Biological Unit Coordinates (2ht6.pdb1.gz) 30 Kb
  • Biological Unit Coordinates (2ht6.pdb2.gz) 29 Kb
  • LPC: Ligand-Protein Contacts for 2HT6
  • CSU: Contacts of Structural Units for 2HT6
  • Likely Quarternary Molecular Structure file(s) for 2HT6
  • Structure Factors (121 Kb)
  • Retrieve 2HT6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HT6 from S2C, [Save to disk]
  • Re-refined 2ht6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2HT6 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 2HT6
  • 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 2HT6, from MSDmotif at EBI
  • Fold representative 2ht6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ht6_A] [2ht6] [2ht6_B]
  • SWISS-PROT database: [P55040]
  • Domain organization of [GEM_HUMAN] by SWISSPFAM
  • Domain found in 2HT6: [small_GTPase ] by SMART
  • Other resources with information on 2HT6
  • Community annotation for 2HT6 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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