2IQ5	Transferase	date	Oct 13, 2006
title	Unliganded Crystal Structure Of The Uridine Phosphorylase Fr Salmonella Typhimurium At 1.90 A Resolution
authors	V.I.Timofeev, M.V.Dontsova, A.G.Gabdoulkhakov, B.P.Pavlyuk, A.M.
compound		source
Molecule: Uridine Phosphorylase Chain: A, B Synonym: Urdpase, Upase Ec: 2.4.2.3 Engineered: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 99287 Strain: Lt2 Gene: Udp Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbluescript Iisk
symmetry	Space Group: H 3	R_factor 0.201 R_Free 0.247
crystal cell	length a length b length c angle alpha angle beta angle gamma 151.660 151.660 47.920 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand		enzyme	Transferase E.C.2.4.2.3 BRENDA
Gene Ontology	Chain Function Process Component A, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (148 Kb) [Save to disk] Biological Unit Coordinates (2iq5.pdb1.gz) 429 Kb CSU: Contacts of Structural Units for 2IQ5 Likely Quarternary Molecular Structure file(s) for 2IQ5 Structure Factors (278 Kb) Retrieve 2IQ5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IQ5 from S2C, [Save to disk] Re-refined 2iq5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IQ5 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 2IQ5

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 2IQ5, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2iq5_A] [2iq5] [2iq5_B] SWISS-PROT database: [P0A1F6] Domain organization of [UDP_SALTY] by SWISSPFAM

Other resources with information on 2IQ5

Community annotation for 2IQ5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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