4RK2

Crystal structure of sugar transporter RHE_PF00321 from Rhizobium etli, target EFI-510806, an open conformation

• PDB DOI: https://doi.org/10.2210/pdb4RK2/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Rhizobium etli CFN 42
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2014-10-11 Released: 2014-11-05 
• Deposition Author(s): Patskovsky, Y., Toro, R., Bhosle, R., Al Obaidi, N., Chamala, S., Attonito, J.D., Scott Glenn, A., Chowdhury, S., Lafleur, J., Siedel, R.D., Hillerich, B., Love, J., Whalen, K.L., Gerlt, J.A., Almo, S.C., Enzyme Function Initiative (EFI)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.243 
• R-Value Work: 0.183 
• R-Value Observed: 0.185 

Literature

Crystal Structure of Sugar Transporter RHE_Pf00321 from Rhizobium Etli, Target EFI-510806

Patskovsky, Y., Toro, R., Bhosle, R., Al Obaidi, N., Chamala, S., Scott Glenn, A., Attonito, J.D., Chowdhury, S., Lafleur, J., Siedel, R.D., Hillerich, B., Love, J., Whalen, K.L., Gerlt, J.A., Almo, S.C., Enzyme Function Initiative (EFI)

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 87.2 kDa 
• Atom Count: 6,760 
• Modelled Residue Count: 793 
• Deposited Residue Count: 800 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative sugar ABC transporter, substrate-binding protein	A, B	400	Rhizobium etli CFN 42	Mutation(s): 0  Gene Names: RHE_PF00321
UniProt
Find proteins for Q2JYX5 (Rhizobium etli (strain CFN 42 / ATCC 51251)) Explore Q2JYX5  Go to UniProtKB:  Q2JYX5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACT	E [auth B]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
CL	C [auth A], D [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.243 
• R-Value Work: 0.183 
• R-Value Observed: 0.185 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.995	α = 90
b = 110.52	β = 90
c = 137.276	γ = 90

Software Package:

Software Name	Purpose
SHELX	model building
ARP/wARP	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-11-05 
Deposition Author(s): Patskovsky, Y., Toro, R., Bhosle, R., Al Obaidi, N., Chamala, S., Attonito, J.D., Scott Glenn, A., Chowdhury, S., Lafleur, J., Siedel, R.D., Hillerich, B., Love, J., Whalen, K.L., Gerlt, J.A., Almo, S.C., Enzyme Function Initiative (EFI)

Revision History  

• Version 1.0: 2014-11-05
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations