2IT0	Transcription Dna	date	Oct 18, 2006
title	Crystal Structure Of A Two-Domain Ider-Dna Complex Crystal F
authors	G.Wisedchaisri, C.J.Chou, M.Wu, C.Roach, A.E.Rice, R.K.Holmes, C.B W.G.Hol
compound		source
Molecule: Mbtambtb Operator Strand 1 Chain: E Engineered: Yes		Synthetic: Yes
Molecule: Mbtambtb Operator Strand 2 Chain: F Engineered: Yes		Synthetic: Yes
Molecule: Iron-Dependent Repressor Ider Chain: A, B, C, D Engineered: Yes		Organism_scientific: Mycobacterium Tuberculosis Organism_taxid: 1773 Gene: Ider,Dtxr Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Paer36
symmetry	Space Group: P 1	R_factor 0.226 R_Free 0.273
crystal cell	length a length b length c angle alpha angle beta angle gamma 54.009 70.363 79.569 108.95 103.08 94.84
method	X-Ray Diffraction	resolution	2.60 Å
ligand	ACT, NI	enzyme
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Crystal structures, metal activation, and DNA-binding properties of two-domain IdeR from Mycobacterium tuberculosis., Wisedchaisri G, Chou CJ, Wu M, Roach C, Rice AE, Holmes RK, Beeson C, Hol WG, Biochemistry. 2007 Jan 16;46(2):436-47. PMID:17209554

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (123 Kb) [Save to disk] Biological Unit Coordinates (2it0.pdb1.gz) 115 Kb LPC: Ligand-Protein Contacts for 2IT0 CSU: Contacts of Structural Units for 2IT0 Likely Quarternary Molecular Structure file(s) for 2IT0 Structure Factors (245 Kb) Retrieve 2IT0 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IT0 from S2C, [Save to disk] Re-refined 2it0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IT0 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 2IT0

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 2IT0, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2it0_C] [2it0_B] [2it0_A] [2it0_D] [2it0_E] [2it0_F] [2it0] SWISS-PROT database: [P0A672] Domain organization of [IDER_MYCTU] by SWISSPFAM Domain found in 2IT0: [HTH_DTXR ] by SMART

Other resources with information on 2IT0

Community annotation for 2IT0 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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