2OBB | pdb_00002obb

Structure of the conserved protein coded by locus BT_0820 from Bacteroides thetaiotaomicron

• PDB DOI: https://doi.org/10.2210/pdb2OBB/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Bacteroides thetaiotaomicron VPI-5482
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2006-12-18 Released: 2007-01-16 
• Deposition Author(s): Cuff, M.E., Bigelow, L., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.212 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Literature

Structure of the conserved protein coded by locus BT_0820 from Bacteroides thetaiotaomicron

Cuff, M.E., Bigelow, L., Abdullah, J., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Macromolecule Content 

• Total Structure Weight: 16.98 kDa 
• Atom Count: 1,123 
• Modeled Residue Count: 121 
• Deposited Residue Count: 142 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein	A	142	Bacteroides thetaiotaomicron VPI-5482	Mutation(s): 2  Gene Names: BT_0820
UniProt
Find proteins for Q8A9J5 (Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / VPI-5482 / E50)) Explore Q8A9J5  Go to UniProtKB:  Q8A9J5

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	B [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.212 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.898	α = 90
b = 50.898	β = 90
c = 129.386	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	phasing
autoSHARP	phasing
ARP/wARP	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-01-16 
Deposition Author(s): Cuff, M.E., Bigelow, L., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2007-01-16
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Source and taxonomy, Version format compliance
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-11-06
  Changes: Structure summary