9G11

sugar/H+ symporter STP6 in inward occluded conformation with glucose bound

• PDB DOI: https://doi.org/10.2210/pdb9G11/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Arabidopsis thaliana
• Expression System: Saccharomyces cerevisiae
• Mutation(s): No 
• Membrane Protein: Yes  PDBTMMemProtMD


• Deposited: 2024-07-09 Released: 2024-08-14 
• Deposition Author(s): Andersen, C.G., Bavnhoej, L., Pedersen, B.P.
• Funding Organization(s): European Research Council (ERC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.252 
• R-Value Work: 0.227 
• R-Value Observed: 0.230 

Starting Model: experimental

Literature

Comparative biochemical analysis of the plant sugar transporters STP6 and STP10

Andersen, C.G., Bavnhoej, L., Driller, J.H., Brag, S., Pedersen, B.P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 57.59 kDa 
• Atom Count: 3,824 
• Modelled Residue Count: 476 
• Deposited Residue Count: 507 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Sugar transport protein 6	A	507	Arabidopsis thaliana	Mutation(s): 0  Gene Names: STP6, At3g05960, F2O10.8 Membrane Entity: Yes
UniProt
Find proteins for Q9SFG0 (Arabidopsis thaliana) Explore Q9SFG0  Go to UniProtKB:  Q9SFG0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
Y01	C [auth A], D [auth A], E [auth A]	CHOLESTEROL HEMISUCCINATE C31 H50 O4 WLNARFZDISHUGS-MIXBDBMTSA-N
BGC (Subject of Investigation/LOI)	B [auth A]	beta-D-glucopyranose C6 H12 O6 WQZGKKKJIJFFOK-VFUOTHLCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.252 
• R-Value Work: 0.227 
• R-Value Observed: 0.230 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 122.221	α = 90
b = 122.221	β = 90
c = 139.091	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-08-14 
Deposition Author(s): Andersen, C.G., Bavnhoej, L., Pedersen, B.P.

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Funding Organization	Location	Grant Number
European Research Council (ERC)	European Union	637372

Revision History  

• Version 1.0: 2024-08-14
  Type: Initial release
  
• Version 1.1: 2024-10-30
  Changes: Advisory, Database references, Derived calculations, Structure summary