2A9K	Protein Binding Transferase	date	Jul 12, 2005
title	Crystal Structure Of The C3bot-Nad-Rala Complex Reveals A No Of Action Of A Bacterial Exoenzyme
authors	A.Pautsch, M.Vogelsgesang, J.Trankle, C.Herrmann, K.Aktories
compound		source
Molecule: Ras-Related Protein Ral-A Chain: A Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Rala, Ral Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-2t
Molecule: Mono-Adp-Ribosyltransferase C3 Chain: B Synonym: Exoenzyme C3 Ec: 2.4.2.- Engineered: Yes		Organism_scientific: Clostridium Botulinum D Phage Organism_taxid: 29342 Gene: C3 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-2t
symmetry	Space Group: P 1 21 1	R_factor 0.186 R_Free 0.225
crystal cell	length a length b length c angle alpha angle beta angle gamma 35.260 113.850 56.310 90.00 106.40 90.00
method	X-Ray Diffraction	resolution	1.73 Å
ligand	GDP, MG, NAD	enzyme	Transferase E.C.2.4.2 BRENDA
Gene Ontology	Chain Function Process Component A B
Primary reference	Crystal structure of the C3bot-RalA complex reveals a novel type of action of a bacterial exoenzyme., Pautsch A, Vogelsgesang M, Trankle J, Herrmann C, Aktories K, EMBO J 2005 Sep 22;. PMID:16177825

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk] Biological Unit Coordinates (2a9k.pdb1.gz) 64 Kb LPC: Ligand-Protein Contacts for 2A9K CSU: Contacts of Structural Units for 2A9K Likely Quarternary Molecular Structure file(s) for 2A9K Structure Factors (329 Kb) Retrieve 2A9K in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2A9K from S2C, [Save to disk] Re-refined 2a9k structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2A9K 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 2A9K

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 2A9K, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2a9k_B] [2a9k_A] [2a9k] SWISS-PROT database: [P15879] [P11233] Domain organization of [ARC3_CBDP] [RALA_HUMAN] by SWISSPFAM Domain found in 2A9K: [RAS ] by SMART

Other resources with information on 2A9K

Community annotation for 2A9K at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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