2H1O	Gene Regulation Dna Complex	date	May 16, 2006
title	Structure Of Fitab Bound To Ir36 Dna Fragment
authors	K.Mattison, J.S.Wilbur, M.So, R.G.Brennan
compound		source
Molecule: Ir36-Strand 1 Chain: U Engineered: Yes Mutation: Yes		Synthetic: Yes Other_details: Sequence Upstream Of Fitab Promoter Region
Molecule: Ir36-Strand 2 Chain: V Engineered: Yes Mutation: Yes		Synthetic: Yes Other_details: Sequence Upstream Of Fitab Promoter Region
Molecule: Trafficking Protein B Chain: A, B, C, D Engineered: Yes		Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485 Gene: Fitb Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Pet
Molecule: Trafficking Protein A Chain: E, F, G, H Engineered: Yes		Organism_scientific: Neisseria Gonorrhoeae Organism_taxid: 485 Gene: Fita Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Pet
symmetry	Space Group: P 1 21 1	R_factor 0.212 R_Free 0.269
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
note	2H1O is a representative structure
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] (161 Kb) [Save to disk] Biological Unit Coordinates (2h1o.pdb1.gz) 156 Kb LPC: Ligand-Protein Contacts for 2H1O CSU: Contacts of Structural Units for 2H1O Likely Quarternary Molecular Structure file(s) for 2H1O Structure Factors (280 Kb) Retrieve 2H1O in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2H1O from S2C, [Save to disk] Re-refined 2h1o structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2H1O 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 2H1O

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 2H1O, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2h1o_G] [2h1o_B] [2h1o_H] [2h1o_C] [2h1o] [2h1o_F] [2h1o_V] [2h1o_U] [2h1o_A] [2h1o_D] [2h1o_E] SWISS-PROT database: [Q51070] [Q9RF92] Domain organization of [Q51070_NEIGO] [Q9RF92_NEIGO] by SWISSPFAM

Other resources with information on 2H1O

Community annotation for 2H1O at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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