3N8B	Nucleic Acid Binding Protein	date	May 28, 2010
title	Crystal Structure Of Borrelia Burgdorferi Pur-Alpha
authors	A.Graebsch, S.Roche, D.Kostrewa, D.Niessing
compound		source
Molecule: Uncharacterized Protein Chain: A, B Fragment: Pur-Alpha Residues 8-105 Engineered: Yes Mutation: Yes		Organism_scientific: Borrelia Burgdorferi Organism_common: Lyme Disease Spirochete Organism_taxid: 139 Gene: Bb_0047 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex6p1
symmetry	Space Group: I 21 21 21	R_factor 0.185 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 48.710 58.330 141.840 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	EDO, MG, MSE	enzyme
note	3N8B is a representative structure
Gene	BB
Gene Ontology	Chain Function Process Component A, B
Primary reference	Of bits and bugs--on the use of bioinformatics and a bacterial crystal structure to solve a eukaryotic repeat-protein structure., Graebsch A, Roche S, Kostrewa D, Soding J, Niessing D, PLoS One. 2010 Oct 14;5(10):e13402. doi: 10.1371/journal.pone.0013402. PMID:20976240

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (36 Kb) [Save to disk] Biological Unit Coordinates (3n8b.pdb1.gz) 31 Kb LPC: Ligand-Protein Contacts for 3N8B CSU: Contacts of Structural Units for 3N8B Structure Factors (243 Kb) Retrieve 3N8B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3N8B from S2C, [Save to disk] Re-refined 3n8b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3N8B 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 3N8B

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 3N8B, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3n8b] [3n8b_B] [3n8b_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3N8B: [PUR ] by SMART

Other resources with information on 3N8B

Community annotation for 3N8B at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---