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: 1.50 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.155 
  • R-Value Observed: 0.157 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


This is version 1.3 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:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Spermidine/putrescine ABC superfamily ATP binding cassette transporter, binding protein
A, B
330Streptococcus pneumoniae TCH8431/19AMutation(s): 0 
Gene Names: HMPREF0837_11161
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
EPE
Query on EPE

Download Ideal Coordinates CCD File 
H [auth A],
O [auth B]
4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
PEG
Query on PEG

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I [auth A]DI(HYDROXYETHYL)ETHER
C4 H10 O3
MTHSVFCYNBDYFN-UHFFFAOYSA-N
CA
Query on CA

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C [auth A]
D [auth A]
E [auth A]
F [auth A]
J [auth B]
C [auth A],
D [auth A],
E [auth A],
F [auth A],
J [auth B],
K [auth B],
L [auth B],
M [auth B]
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL
Query on CL

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G [auth A],
N [auth B]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.155 
  • R-Value Observed: 0.157 
  • Space Group: P 1
  • Diffraction Data: https://doi.org/10.18430/m34eqb
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 45.635α = 75.83
b = 54.347β = 80.87
c = 76.704γ = 77.56
Software Package:
Software NamePurpose
Blu-Icedata collection
BALBESphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling

Structure Validation

View Full Validation Report



Entry History 

Revision History  (Full details and data files)

  • Version 1.0: 2012-05-02
    Type: Initial release
  • Version 1.1: 2013-04-17
    Changes: Other
  • Version 1.2: 2017-11-15
    Changes: Refinement description
  • Version 1.3: 2023-09-13
    Changes: Data collection, Database references, Derived calculations, Refinement description