3BKN	Metal Binding Protein	date	Dec 07, 2007
title	The Structure Of Mycobacterial Bacterioferritin
authors	R.Janowski, T.Auerbach-Nevo, M.S.Weiss
compound		source
Molecule: Bacterioferritin Chain: A, B, C, D, E, F, G, H, I, J, K, L		Organism_scientific: Mycobacterium Smegmatis Str. Mc2 155 Organism_taxid: 246196 Strain: Mc(2)155
symmetry	Space Group: C 1 2 1	R_factor 0.179 R_Free 0.228
crystal cell	length a length b length c angle alpha angle beta angle gamma 181.523 151.520 116.715 90.00 128.08 90.00
method	X-Ray Diffraction	resolution	2.72 Å
ligand	EPE, HEM, MG, ZN	enzyme
note	3BKN supersedes 3B3H
Gene Ontology	Chain Function Process Component F, A, J, K, E, B, H, C, D, I, G, L ferroxidase activity
Primary reference	Bacterioferritin from Mycobacterium smegmatis contains zinc in its di-nuclear site., Janowski R, Auerbach-Nevo T, Weiss MS, Protein Sci. 2008 Jul;17(7):1138-50. Epub 2008 Apr 29. PMID:18445621

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (329 Kb) [Save to disk] Biological Unit Coordinates (3bkn.pdb1.gz) 627 Kb LPC: Ligand-Protein Contacts for 3BKN CSU: Contacts of Structural Units for 3BKN Likely Quarternary Molecular Structure file(s) for 3BKN Structure Factors (529 Kb) Retrieve 3BKN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BKN from S2C, [Save to disk] Re-refined 3bkn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BKN 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 3BKN

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 3BKN, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3bkn] [3bkn_G] [3bkn_H] [3bkn_F] [3bkn_C] [3bkn_J] [3bkn_L] [3bkn_I] [3bkn_K] [3bkn_E] [3bkn_D] [3bkn_A] [3bkn_B] SWISS-PROT database: [A0QY79] Domain organization of [A0QY79_MYCS2] by SWISSPFAM

Other resources with information on 3BKN

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

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