3IKT	Dna Binding Protein Dna	date	Aug 06, 2009
title	Crystal Structure Of A Rex-Family Repressordnanad+ Complex Thermus Aquaticus
authors	K.J.Mclaughlin, C.L.Kielkopf
compound		source
Molecule: Redox-Sensing Transcriptional Repressor Rex Chain: A, B Engineered: Yes		Organism_scientific: Thermus Thermophilus Hb27 Organism_taxid: 262724 Strain: Hb27 Dsm 7039 Atcc: Baa-163 Gene: Rex, Tt_c1293 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet24
Molecule: Rex Operator Dna Chain: C, D Engineered: Yes Other_details: The Minimal Consensus Binding Site Of Some R Members		Synthetic: Yes Other_details: Synthetic 22bp Dsdna Obtained From Idt
symmetry	Space Group: P 31 2 1	R_factor 0.234 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 63.150 63.150 299.260 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.26 Å
ligand	NAD	enzyme
Gene	TT
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural basis for NADH/NAD+ redox sensing by a Rex family repressor., McLaughlin KJ, Strain-Damerell CM, Xie K, Brekasis D, Soares AS, Paget MS, Kielkopf CL, Mol Cell. 2010 May 28;38(4):563-75. PMID:20513431

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (94 Kb) [Save to disk] Biological Unit Coordinates (3ikt.pdb1.gz) 89 Kb LPC: Ligand-Protein Contacts for 3IKT CSU: Contacts of Structural Units for 3IKT Structure Factors (526 Kb) Retrieve 3IKT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3IKT from S2C, [Save to disk] Re-refined 3ikt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3IKT 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 3IKT

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 3IKT, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ikt_D] [3ikt_C] [3ikt_A] [3ikt] [3ikt_B] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3IKT: [CoA_binding ] by SMART

Other resources with information on 3IKT

Community annotation for 3IKT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---