4EQB

1.5 Angstrom Crystal Structure of Spermidine/Putrescine ABC Transporter Substrate-Binding Protein PotD from Streptococcus pneumoniae strain Canada MDR_19A in Complex with Calcium and HEPES


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.155 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

1.5 Angstrom Crystal Structure of Spermidine/Putrescine ABC Transporter Substrate-Binding Protein from Streptococcus pneumoniae strain Canada MDR_19A in Complex with Calcium and HEPES.

Minasov, G.Wawrzak, Z.Stogios, P.J.Kudritska, M.Yim, V.Savchenko, A.Anderson, W.F.Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Spermidine/putrescine ABC superfamily ATP binding cassette transporter, binding protein
A, B
330Streptococcus pneumoniae serotype A19 (strain TCH8431)Mutation(s): 0 
Find proteins for D6ZS00 (Streptococcus pneumoniae serotype A19 (strain TCH8431))
Go to UniProtKB:  D6ZS00
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
EPE
Query on EPE

Download SDF File 
Download CCD File 
A, B
4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
HEPES
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
 Ligand Interaction
CL
Query on CL

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Download CCD File 
A, B
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
 Ligand Interaction
CA
Query on CA

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Download CCD File 
A, B
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
PEG
Query on PEG

Download SDF File 
Download CCD File 
A
DI(HYDROXYETHYL)ETHER
C4 H10 O3
MTHSVFCYNBDYFN-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

Unit Cell:
Length (Å)Angle (°)
a = 45.635α = 75.83
b = 54.347β = 80.87
c = 76.704γ = 77.56
Software Package:
Software NamePurpose
BALBESphasing
HKL-2000data scaling
REFMACrefinement
Blu-Icedata collection
HKL-2000data reduction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2012-05-02
    Type: Initial release
  • Version 1.1: 2013-04-17
    Type: Other
  • Version 1.2: 2017-11-15
    Type: Refinement description