3QOD	Dna Binding Protein	date	Feb 09, 2011
title	Crystal Structure Of Heterocyst Differentiation Protein, Het Fischerella Mv11
authors	Y.Kim, G.Joachimiak, P.Gornicki, A.Joachimiak, Midwest Center Fo Structural Genomics (Mcsg)
compound		source
Molecule: Heterocyst Differentiation Protein Chain: A, B Engineered: Yes		Organism_scientific: Fischerella Thermalis Organism_taxid: 98439 Strain: Pcc 7521 Gene: Hetr Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Magic Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmcsg19
symmetry	Space Group: P 65	R_factor 0.204 R_Free 0.267
crystal cell	length a length b length c angle alpha angle beta angle gamma 123.383 123.383 109.615 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	3.38 Å
ligand	MSE	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure of transcription factor HetR required for heterocyst differentiation in cyanobacteria., Kim Y, Joachimiak G, Ye Z, Binkowski TA, Zhang R, Gornicki P, Callahan SM, Hess WR, Haselkorn R, Joachimiak A, Proc Natl Acad Sci U S A. 2011 Jun 21;108(25):10109-14. Epub 2011 May 31. PMID:21628585

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (106 Kb) [Save to disk] Biological Unit Coordinates (3qod.pdb1.gz) 99 Kb LPC: Ligand-Protein Contacts for 3QOD CSU: Contacts of Structural Units for 3QOD Structure Factors (163 Kb) Retrieve 3QOD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3QOD from S2C, [Save to disk] Re-refined 3qod structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3QOD 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 3QOD

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 3QOD, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3qod_A] [3qod_B] [3qod] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3QOD

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

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