3HV1

Crystal structure of a polar amino acid ABC uptake transporter substrate binding protein from Streptococcus thermophilus

• PDB DOI: https://doi.org/10.2210/pdb3HV1/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Streptococcus thermophilus LMG 18311
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-06-15 Released: 2009-06-23 
• Deposition Author(s): Palani, K., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.254 
• R-Value Work: 0.222 
• R-Value Observed: 0.222 

Literature

Crystal structure of a polar amino acid ABC uptake transporter substrate binding protein from Streptococcus thermophilus

Palani, K., Burley, S.K., Swaminathan, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 61.01 kDa 
• Atom Count: 4,391 
• Modelled Residue Count: 518 
• Deposited Residue Count: 536 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polar amino acid ABC uptake transporter substrate binding protein	A, B	268	Streptococcus thermophilus LMG 18311	Mutation(s): 0  Gene Names: stu0877
UniProt
Find proteins for Q5M4P7 (Streptococcus thermophilus (strain ATCC BAA-250 / LMG 18311)) Explore Q5M4P7  Go to UniProtKB:  Q5M4P7

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.254 
• R-Value Work: 0.222 
• R-Value Observed: 0.222 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.559	α = 90
b = 78.563	β = 105.41
c = 80.03	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
CBASS	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELXD	phasing
SHARP	phasing
ARP/wARP	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-06-23 
Deposition Author(s): Palani, K., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2009-06-23
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary