1GUA	Complex (Gtp-Binding Atp-Binding)	date	Jun 18, 1996
title	Human Rap1a, Residues 1-167, Double Mutant (E30d,K31e) Compl Gppnhp And The Ras-Binding-Domain Of Human C-Raf1, Residues
authors	N.Nassar, A.Wittinghofer
compound		source
Molecule: Rap1a Chain: A Fragment: Residues 1-167 Engineered: Yes Mutation: Yes Other_details: Complexed To 5'-Guanosyl-Imido-Triphosphate		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Human C-Raf1 Gene Residues 51 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Ck600k Expression_system_plasmid: Ptac Expression_system_gene: Human Rap1a Gene
Molecule: C-Raf1 Chain: B Fragment: Residues 51-131 Ec: 2.7.1.- Engineered: Yes Other_details: Human Rap1a And C-Raf1		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Human C-Raf1 Gene Residues 51 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pgex-Rafrbd Expression_system_gene: Human C-Raf1 Gene, Residues 51-131 Other_details: Purified As A Gst-Fusion Protein With Thromb Cleavage Site
symmetry	Space Group: P 21 21 21	R_factor 0.220 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 44.500 71.800 100.300 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	CA, GNP, MG	enzyme	Transferase E.C.2.7.1 BRENDA
related structures	by homologous chain: 1C1Y, 1RRB, 3RAP
Gene Ontology	Chain Function Process Component A B
Primary reference	Ras/Rap effector specificity determined by charge reversal., Nassar N, Horn G, Herrmann C, Block C, Janknecht R, Wittinghofer A, Nat Struct Biol 1996 Aug;3(8):723-9. PMID:8756332

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk] Biological Unit Coordinates (1gua.pdb1.gz) 42 Kb LPC: Ligand-Protein Contacts for 1GUA CSU: Contacts of Structural Units for 1GUA Likely Quarternary Molecular Structure file(s) for 1GUA Retrieve 1GUA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GUA from S2C, [Save to disk]

View 1GUA 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 1GUA

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1GUA, from MSDmotif at EBI Genome occurence of 1GUA's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1guaa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1guab_, region B [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: [1gua_B] [1gua_A] [1gua] SWISS-PROT database: [P04049] [P62834] Domain organization of [RAF1_HUMAN] [RAP1A_HUMAN] by SWISSPFAM Domains found in 1GUA: [RAS] [RBD ] by SMART

Other resources with information on 1GUA

Community annotation for 1GUA at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1GUA from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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