1JAI Gtp-Binding date Dec 15, 1996
title H-Ras P21 Protein Mutant G12p, Complexed With Guanosine-5'- [Beta,Gamma-Methylene] Triphosphate And Manganese
authors T.Schweins, K.Scheffzek, R.Assheuer, A.Wittinghofer
compound source
Molecule: C-Ha-Ras
Chain: A
Fragment: Catalytic Domain, Residues 1 - 166
Synonym: G-Domain
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: H-Ras-1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Ck 600 K
Expression_system_vector: Ptac Ras
Expression_system_plasmid: Ptac
symmetry Space Group: P 32 2 1
R_factor 0.200 R_Free 0.290
length a length b length c angle alpha angle beta angle gamma
40.000 40.000 160.400 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.80 Å
ligand GCP, MN enzyme
related structures by homologous chain: 1JAH, 1XJ0

Primary referenceThe role of the metal ion in the p21ras catalysed GTP-hydrolysis: Mn2+ versus Mg2+., Schweins T, Scheffzek K, Assheuer R, Wittinghofer A, J Mol Biol 1997 Mar 7;266(4):847-56. PMID:9102473
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (33 Kb) [Save to disk]
  • Biological Unit Coordinates (1jai.pdb1.gz) 57 Kb
  • LPC: Ligand-Protein Contacts for 1JAI
  • CSU: Contacts of Structural Units for 1JAI
  • Likely Quarternary Molecular Structure file(s) for 1JAI
  • Retrieve 1JAI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1JAI from S2C, [Save to disk]
  • View 1JAI 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 1JAI
  • 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 1JAI, from MSDmotif at EBI
  • Genome occurence of 1JAI's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1jai__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1jai 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: [1jai_A] [1jai]
  • SWISS-PROT database: [P01112]
  • Domain organization of [RASH_HUMAN] by SWISSPFAM
  • Domain found in 1JAI: [RAS ] by SMART
  • Other resources with information on 1JAI
  • Community annotation for 1JAI at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1JAI from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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