1WQ1 Complex (Gtp-Binding Gtpase Activation) date Jul 03, 1997
title Ras-Rasgap Complex
authors K.Scheffzek, M.R.Ahmadian, W.Kabsch, L.Wiesmueller, A.Lautwein, F.Schmitz, A.Wittinghofer
compound source
Molecule: H-Ras
Chain: R
Fragment: Catalytic Domain, Residues 1 - 166
Synonym: P21ras, Ras, Harvey-Ras
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Placenta
Gene: H-Ras-1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Ck 600 K
Expression_system_vector_type: Pkk233-2 Derivative
Expression_system_vector: Ptac Ras
Expression_system_plasmid: Ptrcgap-334
Expression_system_gene: Gene Fragment Of P120gap Posi

Molecule: P120gap
Chain: G
Fragment: Catalytic Domain, Residues 714 - 1047
Synonym: Gap-334, Gapette
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Placenta
Cellular_location: Cytosol
Gene: Gene Fragment Of P120gap Posi
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Dg103
Expression_system_vector_type: Pkk233-2 Derivative
Expression_system_vector: Ptrc99a
Expression_system_plasmid: Ptrcgap-334
Expression_system_gene: Gene Fragment Of P120gap, Position 2258 - 3259
symmetry Space Group: P 1 21 1
R_factor 0.233 R_Free 0.319
crystal
cell
length a length b length c angle alpha angle beta angle gamma
71.900 41.100 89.000 90.00 108.40 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand AF3, GDP, MG enzyme
note 1WQ1 (Molecule of the Month:pdb148)
related structures by homologous chain: 1GNQ, 1WER, 521P
Primary referenceThe Ras-RasGAP complex: structural basis for GTPase activation and its loss in oncogenic Ras mutants., Scheffzek K, Ahmadian MR, Kabsch W, Wiesmuller L, Lautwein A, Schmitz F, Wittinghofer A, Science 1997 Jul 18;277(5324):333-8. PMID:9219684
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk]
  • Biological Unit Coordinates (1wq1.pdb1.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 1WQ1
  • CSU: Contacts of Structural Units for 1WQ1
  • Likely Quarternary Molecular Structure file(s) for 1WQ1
  • Retrieve 1WQ1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1WQ1 from S2C, [Save to disk]
  • View 1WQ1 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 1WQ1
  • 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 1WQ1, from MSDmotif at EBI
  • Genome occurence of 1WQ1's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1wq1g_, region G [Jmol] [rasmolscript] [script source]
        - Domain d1wq1r_, region R [Jmol] [rasmolscript] [script source]
  • Fold representative 1wq1 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: [1wq1_G] [1wq1_R] [1wq1]
  • SWISS-PROT database: [P20936] [P01112]
  • Domain organization of [RASA1_HUMAN] [RASH_HUMAN] by SWISSPFAM
  • Domains found in 1WQ1: [RAS] [RasGAP ] by SMART
  • Alignments of the sequence of 1WQ1 with the sequences similar proteins can be viewed for 1WQ1's classification [RASA1_HUMAN] [RASH_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [RASA1_HUMAN] [RASH_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 1WQ1
  • Community annotation for 1WQ1 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1WQ1 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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