2Q10	Hydrolase Dna	date	May 23, 2007
title	Restriction Endonuclease Bcni (Wild Type)-Cognate Dna Substr Complex
authors	M.Sokolowska, M.Kaus-Drobek, H.Czapinska, G.Tamulaitis, R.H.Szczepanowski, C.Urbanke, V.Siksnys, M.Bochtler
compound		source
Molecule: Dna (5'-D(Apapcpcpcpgpgpapgpapc)-3') Chain: C, E Engineered: Yes		Synthetic: Yes
Molecule: Dna (5'-D(Cptpcpcpgpgpgptptpgpt)-3') Chain: D, F Engineered: Yes		Synthetic: Yes
Molecule: R.Bcni Chain: A, B Engineered: Yes		Organism_scientific: Brevibacillus Centrosporus Organism_taxid: 54910 Gene: Bcnir Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Er2267 Expression_system_vector_type: Plasmid Expression_system_vector: Pbad24
symmetry	Space Group: P 21 21 2	R_factor 0.174 R_Free 0.213
crystal cell	length a length b length c angle alpha angle beta angle gamma 81.354 87.551 79.162 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	CA, CL	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Monomeric Restriction Endonuclease BcnI in the Apo Form and in an Asymmetric Complex with Target DNA., Sokolowska M, Kaus-Drobek M, Czapinska H, Tamulaitis G, Szczepanowski RH, Urbanke C, Siksnys V, Bochtler M, J Mol Biol. 2007 Jun 8;369(3):722-34. Epub 2007 Mar 15. PMID:17445830

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (118 Kb) [Save to disk] Biological Unit Coordinates (2q10.pdb1.gz) 57 Kb Biological Unit Coordinates (2q10.pdb2.gz) 57 Kb LPC: Ligand-Protein Contacts for 2Q10 CSU: Contacts of Structural Units for 2Q10 Likely Quarternary Molecular Structure file(s) for 2Q10 Structure Factors (440 Kb) Retrieve 2Q10 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2Q10 from S2C, [Save to disk] Re-refined 2q10 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2Q10 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 2Q10

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 2Q10, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2q10_D] [2q10_B] [2q10] [2q10_A] [2q10_F] [2q10_E] [2q10_C] SWISS-PROT database: [Q8RNV8] Domain organization of [Q8RNV8_9BACL] by SWISSPFAM

Other resources with information on 2Q10

Community annotation for 2Q10 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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Images from IMB Jena Image Library of Biological Macromolecules.

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