4MAA | pdb_00004maa

The Crystal Structure of Amino Acid ABC Transporter Substrate-binding Protein from Pseudomonas fluorescens Pf-5

• PDB DOI: https://doi.org/10.2210/pdb4MAA/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Pseudomonas protegens Pf-5
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-08-15 Released: 2013-12-04 
• Deposition Author(s): Wu, R., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.195 (Depositor), 0.206 (DCC) 
• R-Value Work: 
  0.163 (Depositor), 0.181 (DCC) 
• R-Value Observed: 
  0.164 (Depositor) 

Literature

The Crystal Structure of Amino Acid ABC Transporter Substrate-binding Protein from Pseudomonas fluorescens Pf-5

Wu, R., Endres, M., Joachimiak, A.

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)

Macromolecule Content 

• Total Structure Weight: 43.94 kDa 
• Atom Count: 3,090 
• Modeled Residue Count: 373 
• Deposited Residue Count: 403 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative branched-chain amino acid ABC transporter, periplasmic amino acid-binding protein	A	403	Pseudomonas protegens Pf-5	Mutation(s): 0  Gene Names: PFL_3674
UniProt
Find proteins for Q4KAF7 (Pseudomonas fluorescens (strain ATCC BAA-477 / NRRL B-23932 / Pf-5)) Explore Q4KAF7  Go to UniProtKB:  Q4KAF7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	B [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.195 (Depositor), 0.206 (DCC) 
• R-Value Work:  0.163 (Depositor), 0.181 (DCC) 
• R-Value Observed: 0.164 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.236	α = 90
b = 65.031	β = 109.89
c = 59.962	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	data collection
MLPHARE	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-12-04 
Deposition Author(s): Wu, R., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2013-12-04
  Type: Initial release
  
• Version 1.1: 2024-11-27
  Changes: Data collection, Database references, Derived calculations, Structure summary