3L6Q

Crystal structure of the N-terminal domain of HSP70 from Cryptosporidium parvum (CGD2_20)

• PDB DOI: https://doi.org/10.2210/pdb3L6Q/pdb

• Classification: CHAPERONE
• Organism(s): Cryptosporidium parvum Iowa II
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-12-24 Released: 2010-02-02 
• Deposition Author(s): Pizarro, J.C., Wernimont, A.K., Hutchinson, A., Sullivan, H., Lew, J., Bochkarev, A., Arrowsmith, C.H., Bountra, C., Weigelt, J., Edwards, A.M., Hui, R., Hills, T., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free: 0.241 
• R-Value Work: 0.191 
• R-Value Observed: 0.193 

Starting Model: experimental

Literature

Crystal structure of the N-terminal domain of HSP70 from Cryptosporidium parvum (CGD2_20)

Pizarro, J.C., Wernimont, A.K., Hutchinson, A., Sullivan, H., Lew, J., Bochkarev, A., Arrowsmith, C.H., Bountra, C., Weigelt, J., Edwards, A.M., Hui, R., Hills, T., Structural Genomics Consortium (SGC)

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: 89.18 kDa 
• Atom Count: 6,256 
• Modelled Residue Count: 760 
• Deposited Residue Count: 800 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock 70 (HSP70) protein	A, B	400	Cryptosporidium parvum Iowa II	Mutation(s): 0  Gene Names: cgd2_20
UniProt
Find proteins for Q5CPP8 (Cryptosporidium parvum (strain Iowa II)) Explore Q5CPP8  Go to UniProtKB:  Q5CPP8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], E [auth A], F [auth A], H [auth B], I [auth B], J [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
MG	G [auth A], K [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free: 0.241 
• R-Value Work: 0.191 
• R-Value Observed: 0.193 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.089	α = 90
b = 83.078	β = 90
c = 131.248	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
SCALEPACK	data scaling
PHASER	phasing
TNT	refinement
PDB_EXTRACT	data extraction
DENZO	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-02-02 
Deposition Author(s): Pizarro, J.C., Wernimont, A.K., Hutchinson, A., Sullivan, H., Lew, J., Bochkarev, A., Arrowsmith, C.H., Bountra, C., Weigelt, J., Edwards, A.M., Hui, R., Hills, T., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2010-02-02
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2019-07-17
  Changes: Data collection, Refinement description
• Version 1.4: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description