3L4I

CRYSTAL STRUCTURE OF THE N-TERMINAL DOMAIN OF HSP70 (CGD2_20) FROM Cryptosporidium PARVUM IN COMPLEX WITH ADP and inorganic phosphate

• PDB DOI: https://doi.org/10.2210/pdb3L4I/pdb

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


• Deposited: 2009-12-20 Released: 2010-01-19 
• 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)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.252 
• R-Value Work: 0.206 
• R-Value Observed: 0.209 

Literature

CRYSTAL STRUCTURE OF THE N-TERMINAL DOMAIN OF HSP70 (CGD2_20) FROM Cryptosporidium PARVUM IN COMPLEX WITH ADP and inorganic phosphate

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.

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: 89.66 kDa 
• Atom Count: 6,533 
• Modelled Residue Count: 762 
• 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 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP	C [auth A], F [auth B]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N
PO4	D [auth A], G [auth B]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
EDO	E [auth A], I [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
CL	H [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.252 
• R-Value Work: 0.206 
• R-Value Observed: 0.209 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.977	α = 90
b = 115.324	β = 90
c = 182.314	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-01-19 
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: 2010-01-19
  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: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description