421P THREE-DIMENSIONAL STRUCTURES OF H-RAS P21 MUTANTS: MOLECULAR BASIS FOR THEIR INABILITY TO FUNCTION AS SIGNAL SWITCH MOLECULES date
authors Krengel, U., John, J., Scherer, A., Kabsch, W., Wittinghofer, A., Pai, E.F.
compound source
symmetry
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.20
ligand GNP, MG enzyme
related structures by homologous chain: 1Q21, 2Q21
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceThree-dimensional structures of H-ras p21 mutants: molecular basis for their inability to function as signal switch molecules., Krengel U, Schlichting L, Scherer A, Schumann R, Frech M, John J, Kabsch W, Pai EF, Wittinghofer A, Cell 1990 Aug 10;62(3):539-48. PMID:2199064
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk]
  • Biological Unit Coordinates (421p.pdb1.gz) 64 Kb
  • LPC: Ligand-Protein Contacts for 421P
  • CSU: Contacts of Structural Units for 421P
  • Likely Quarternary Molecular Structure file(s) for 421P
  • Retrieve 421P in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 421P from S2C, [Save to disk]
  • View 421P 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 421P
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 421P, from MSDmotif at EBI
  • Genome occurence of 421P's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d421p__, region [Jmol] [rasmolscript] [script source]
  • 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: [421p_A] [421p]
  • SWISS-PROT database: [P01112]
  • Domain organization of [RASH_HUMAN] by SWISSPFAM
  • Domain found in 421P: [RAS ] by SMART
  • Other resources with information on 421P
  • Community annotation for 421P at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 421P from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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