1ZXO

X-ray Crystal Structure of Protein Q8A1P1 from Bacteroides thetaiotaomicron. Northeast Structural Genomics Consortium Target BtR25.

• PDB DOI: https://doi.org/10.2210/pdb1ZXO/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Bacteroides thetaiotaomicron
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2005-06-08 Released: 2005-07-05 
• Deposition Author(s): Kuzin, A.P., Yong, W., Forouhar, F., Vorobiev, S., Xiao, R., Ma, C., Acton, T., Montelione, G.T., Hunt, J., Tong, L., Northeast Structural Genomics Consortium (NESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 
  0.297 (Depositor), 0.306 (DCC) 
• R-Value Work: 
  0.241 (Depositor), 0.249 (DCC) 
• R-Value Observed: 
  0.241 (Depositor) 

Literature

X-Ray structure of the hypothetical protein Q8A1P1 at the resolution 3.2A. Northeast Structural Genomics Consortium target BtR25.

Kuzin, A.P., Yong, W., Forouhar, F., Vorobiev, S., Xiao, R., Ma, C., Acton, T., Montelione, G.T., Hunt, J., Tong, L.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 2 assigned by authors.

Biological Assembly 3  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 3 assigned by authors.

Macromolecule Content

• Total Structure Weight: 194.96 kDa 
• Atom Count: 13,033 
• Modelled Residue Count: 1,659 
• Deposited Residue Count: 1,746 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
conserved hypothetical protein Q8A1P1	A, B [auth F], C [auth B], D, E [auth C], F [auth E]	291	Bacteroides thetaiotaomicron	Mutation(s): 5
UniProt
Find proteins for Q8A1P1 (Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / VPI-5482 / E50)) Explore Q8A1P1  Go to UniProtKB:  Q8A1P1

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B [auth F], C [auth B], D, E [auth C], F [auth E]	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free:  0.297 (Depositor), 0.306 (DCC) 
• R-Value Work:  0.241 (Depositor), 0.249 (DCC) 
• R-Value Observed: 0.241 (Depositor) 

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 158.154	α = 90
b = 158.154	β = 90
c = 275.531	γ = 120

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-07-05 
Deposition Author(s): Kuzin, A.P., Yong, W., Forouhar, F., Vorobiev, S., Xiao, R., Ma, C., Acton, T., Montelione, G.T., Hunt, J., Tong, L., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2005-07-05
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-10-09
  Changes: Data collection, Database references, Derived calculations, Structure summary