1K5G	Signaling Protein Signaling Activator	date	Oct 10, 2001
title	Crystal Structure Of Ran-Gdp-Alfx-Ranbp1-Rangap Complex
authors	M.J.Seewald, C.Koerner, A.Wittinghofer, I.R.Vetter
compound		source
Molecule: Gtp-Binding Nuclear Protein Ran Chain: A, D, G, J Synonym: Ran, Tc4, Ran Gtpase, Androgen Receptor-Associated 24; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pet3d
Molecule: Ran-Specific Gtpase-Activating Protein Chain: B, E, H, K Synonym: Ranbp1, Ran Binding Protein 1 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pgex
Molecule: Ran Gtpase Activating Protein 1 Chain: C, F, I, L Synonym: Rangap, Protein Rna1 Engineered: Yes		Organism_scientific: Schizosaccharomyces Pombe Organism_common: Fission Yeast Organism_taxid: 4896 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834 Expression_system_plasmid: Pet3d
symmetry	Space Group: P 1	R_factor 0.250 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 99.930 102.568 118.850 71.67 79.09 67.81
method	X-Ray Diffraction	resolution	3.10 Å
ligand	AF3, GDP, MG	enzyme
Gene Ontology	Chain Function Process Component A, J, D, G intracellular transport of v... F, C, I, L GTPase activator activity K, E, B, H GDP-dissociation inhibitor a... GTPase activator activity
Primary reference	RanGAP mediates GTP hydrolysis without an arginine finger., Seewald MJ, Korner C, Wittinghofer A, Vetter IR, Nature 2002 Feb 7;415(6872):662-6. PMID:11832950

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (420 Kb) [Save to disk] Biological Unit Coordinates (1k5g.pdb1.gz) 108 Kb Biological Unit Coordinates (1k5g.pdb2.gz) 108 Kb Biological Unit Coordinates (1k5g.pdb3.gz) 109 Kb Biological Unit Coordinates (1k5g.pdb4.gz) 109 Kb LPC: Ligand-Protein Contacts for 1K5G CSU: Contacts of Structural Units for 1K5G Likely Quarternary Molecular Structure file(s) for 1K5G Structure Factors (714 Kb) Retrieve 1K5G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K5G from S2C, [Save to disk] Re-refined 1k5g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K5G 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 1K5G

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 3D motif for 1K5G, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1k5ga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1k5gb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1k5gc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1k5gd_, region D [Jmol] [rasmolscript] [script source]     - Domain d1k5ge_, region E [Jmol] [rasmolscript] [script source]     - Domain d1k5gf_, region F [Jmol] [rasmolscript] [script source]     - Domain d1k5gg_, region G [Jmol] [rasmolscript] [script source]     - Domain d1k5gh_, region H [Jmol] [rasmolscript] [script source]     - Domain d1k5gi_, region I [Jmol] [rasmolscript] [script source]     - Domain d1k5gj_, region J [Jmol] [rasmolscript] [script source]     - Domain d1k5gk_, region K [Jmol] [rasmolscript] [script source]     - Domain d1k5gl_, region L [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: [1k5g_L] [1k5g_G] [1k5g_A] [1k5g_K] [1k5g_J] [1k5g_F] [1k5g_I] [1k5g_H] [1k5g] [1k5g_D] [1k5g_B] [1k5g_E] [1k5g_C] SWISS-PROT database: [P43487] [P62826] [P41391] Belongs to the small nuclear rna exporter (snrna-e) according to TCDB. Domain organization of [RANG_HUMAN] [RAN_HUMAN] [RNA1_SCHPO] by SWISSPFAM Domains found in 1K5G: [LRR] [RAN] [RanBD ] by SMART

Other resources with information on 1K5G

Community annotation for 1K5G at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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