9FCT

BtuJ1 - Bacteroides thetaiotaomicron B12 scavenging protein

• PDB DOI: https://doi.org/10.2210/pdb9FCT/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Bacteroides thetaiotaomicron VPI-5482
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2024-05-15 Released: 2024-10-16 
• Deposition Author(s): Clarke, C., Banasik, M., Pickersgill, R.
• Funding Organization(s): Biotechnology and Biological Sciences Research Council (BBSRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.213 
• R-Value Work: 0.189 

Starting Model: in silico

Literature

To be released (2024).

Juodeikis, R., Ulrich, R., Clarke, C., Banasik, M., Warren, M., Pickersgill, R.

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.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 60.41 kDa 
• Atom Count: 4,357 
• Modelled Residue Count: 461 
• Deposited Residue Count: 512 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DUF4465 domain-containing protein	A [auth B], B [auth A]	256	Bacteroides thetaiotaomicron VPI-5482	Mutation(s): 0  Gene Names: BT_1491
UniProt
Find proteins for Q8A7N3 (Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / VPI-5482 / E50)) Explore Q8A7N3  Go to UniProtKB:  Q8A7N3

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CNC (Subject of Investigation/LOI)	C [auth B], D [auth A]	CYANOCOBALAMIN C63 H89 Co N14 O14 P SYZBZQWSWIJYAR-UVKKECPRSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.213 
• R-Value Work: 0.189 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 148.891	α = 90
b = 51.416	β = 131.789
c = 108.757	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
STARANISO	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-10-16 
Deposition Author(s): Clarke, C., Banasik, M., Pickersgill, R.

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Funding Organization	Location	Grant Number
Biotechnology and Biological Sciences Research Council (BBSRC)	United Kingdom	BB/X001946/1

Revision History  

• Version 1.0: 2024-10-16
  Type: Initial release