2BSQ	Transcription	date	May 23, 2005
title	Fitab Bound To Dna
authors	K.Mattison, J.S.Wilbur, M.So, R.G.Brennan
compound		source
Molecule: Trafficking Protein B Chain: A, B, C, D Fragment: Pin Domain, Residues 1-139 Synonym: Fitb Engineered: Yes Mutation: Yes		Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pet28b
Molecule: Trafficking Protein A Chain: E, F, G, H Fragment: Dna-Binding Protein, Residues 2-78 Synonym: Fita Engineered: Yes		Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pet28b
Molecule: Ir36, Forward Strand Chain: I Engineered: Yes		Synthetic: Yes Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485
Molecule: Ir36, Reverse Strand Chain: J Engineered: Yes		Synthetic: Yes Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485
symmetry	Space Group: P 1 21 1	R_factor 0.213 R_Free 0.271
crystal cell	length a length b length c angle alpha angle beta angle gamma 75.040 82.403 135.503 90.00 94.19 90.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand	5IU	enzyme
Gene Ontology	Chain Function Process Component A, B, C, D nuclease activity ribonuclease activity F, E, H, G
Primary reference	Structure of FitAB from Neisseria gonorrhoeae bound to DNA reveals a tetramer of toxin-antitoxin heterodimers containing pin domains and ribbon-helix-helix motifs., Mattison K, Wilbur JS, So M, Brennan RG, J Biol Chem. 2006 Dec 8;281(49):37942-51. Epub 2006 Sep 18. PMID:16982615

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (162 Kb) [Save to disk] Biological Unit Coordinates (2bsq.pdb1.gz) 156 Kb LPC: Ligand-Protein Contacts for 2BSQ CSU: Contacts of Structural Units for 2BSQ Likely Quarternary Molecular Structure file(s) for 2BSQ Structure Factors (286 Kb) Retrieve 2BSQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2BSQ from S2C, [Save to disk] Re-refined 2bsq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2BSQ 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 2BSQ

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 2BSQ, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2bsq_D] [2bsq] [2bsq_A] [2bsq_B] [2bsq_E] [2bsq_F] [2bsq_C] [2bsq_J] [2bsq_H] [2bsq_I] [2bsq_G] SWISS-PROT database: [Q5F881] [Q5F882] Domain organization of [Q5F881_NEIG1] [Q5F882_NEIG1] by SWISSPFAM

Other resources with information on 2BSQ

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

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