2DFX	Hydrolase	date	Mar 06, 2006
title	Crystal Structure Of The Carboxy Terminal Domain Of Colicin Complexed With Its Inhibitor
authors	S.Yajima, S.Inoue, T.Ogawa, T.Nonaka, K.Ohsawa, H.Masaki
compound		source
Molecule: Colicin-E5 Chain: E Fragment: C-Terminal Domain, Residues 2-116 Synonym: Fragment Ec: 3.1.-.- Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbr328
Molecule: Colicin-E5 Immunity Protein Chain: I Synonym: Imme5, Microcin-E5 Immunity Protein Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbr328
symmetry	Space Group: I 2 2 2	R_factor 0.179 R_Free 0.198
crystal cell	length a length b length c angle alpha angle beta angle gamma 63.500 74.400 111.200 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand		enzyme	Hydrolase E.C.3.1 BRENDA
Gene Ontology	Chain Function Process Component E I
Primary reference	Structural basis for sequence-dependent recognition of colicin E5 tRNase by mimicking the mRNA-tRNA interaction., Yajima S, Inoue S, Ogawa T, Nonaka T, Ohsawa K, Masaki H, Nucleic Acids Res. 2006;34(21):6074-82. Epub 2006 Nov 11. PMID:17099236

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (38 Kb) [Save to disk] Biological Unit Coordinates (2dfx.pdb1.gz) 34 Kb CSU: Contacts of Structural Units for 2DFX Likely Quarternary Molecular Structure file(s) for 2DFX Structure Factors (285 Kb) Retrieve 2DFX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2DFX from S2C, [Save to disk] Re-refined 2dfx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2DFX 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 2DFX

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 2DFX, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2dfx] [2dfx_E] [2dfx_I] SWISS-PROT database: [P18000] [P13476] Domain organization of [CEA5_ECOLX] [IMM5_ECOLX] by SWISSPFAM

Other resources with information on 2DFX

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

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