3N3B	Oxidoreductase	date	May 19, 2010
title	Ribonucleotide Reductase Dimanganese(II)-Nrdf From Escherich Complex With Reduced Nrdi With A Trapped Peroxide
authors	A.K.Boal, J.A.Cotruvo Jr., J.Stubbe, A.C.Rosenzweig
compound		source
Molecule: Ribonucleoside-Diphosphate Reductase 2 Subunit Be Chain: B, A Synonym: Ribonucleotide Reductase 2, R2f Protein Ec: 1.17.4.1 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12 Gene: B2676, Jw2651, Nrdf, Ygad Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Protein Nrdi Chain: C, D Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12 Gene: Nrdi, Ygao, B2674, Jw2649 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor 0.234 R_Free 0.275
crystal cell	length a length b length c angle alpha angle beta angle gamma 75.723 91.348 144.114 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.36 Å
ligand	FMN, MN, PEO	enzyme	Oxidoreductase E.C.1.17.4.1 BRENDA
Gene Ontology	Chain Function Process Component A, B D, C
Primary reference	Structural Basis for Activation of Class Ib Ribonucleotide Reductase., Boal AK, Cotruvo JA Jr, Stubbe J, Rosenzweig AC, Science. 2010 Aug 5. PMID:20688982

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (274 Kb) [Save to disk] Biological Unit Coordinates (3n3b.pdb1.gz) 267 Kb LPC: Ligand-Protein Contacts for 3N3B CSU: Contacts of Structural Units for 3N3B Structure Factors (618 Kb) Retrieve 3N3B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3N3B from S2C, [Save to disk] Re-refined 3n3b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3N3B

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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 3N3B, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3n3b_C] [3n3b_A] [3n3b] [3n3b_D] [3n3b_B] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3N3B

Community annotation for 3N3B at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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