2Q2G

Crystal structure of dimerization domain of HSP40 from Cryptosporidium parvum, cgd2_1800

• PDB DOI: https://doi.org/10.2210/pdb2Q2G/pdb

• Classification: CHAPERONE
• Organism(s): Cryptosporidium parvum Iowa II
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-05-28 Released: 2007-06-12 
• Deposition Author(s): Wernimont, A.K., Lew, J., Lin, L., Hassanali, A., Kozieradzki, I., Wasney, G., Vedadi, M., Walker, J.R., Zhao, Y., Schapira, M., Bochkarev, A., Weigelt, J., Sundstrom, M., Arrowsmith, C.H., Edwards, A.M., Hui, R., Brokx, S., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.291 
• R-Value Work: 0.249 
• R-Value Observed: 0.249 

Literature

Crystal structure of dimerization domain of HSP40 from Cryptosporidium parvum, cgd2_1800.

Wernimont, A.K., Lew, J., Lin, L., Hassanali, A., Kozieradzki, I., Wasney, G., Vedadi, M., Walker, J.R., Zhao, Y., Schapira, M., Bochkarev, A., Weigelt, J., Sundstrom, M., Arrowsmith, C.H., Edwards, A.M., Hui, R., Brokx, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 41.24 kDa 
• Atom Count: 2,979 
• Modelled Residue Count: 337 
• Deposited Residue Count: 360 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock 40 kDa protein, putative (fragment)	A, B	180	Cryptosporidium parvum Iowa II	Mutation(s): 2  Gene Names: cgd2_1800
UniProt
Find proteins for A3FQ69 (Cryptosporidium parvum (strain Iowa II)) Explore A3FQ69  Go to UniProtKB:  A3FQ69

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.291 
• R-Value Work: 0.249 
• R-Value Observed: 0.249 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 162.48	α = 90
b = 60.59	β = 106.19
c = 48.83	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
SHELXS	phasing
CNS	refinement
XDS	data reduction
XSCALE	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-06-12 
Deposition Author(s): Wernimont, A.K., Lew, J., Lin, L., Hassanali, A., Kozieradzki, I., Wasney, G., Vedadi, M., Walker, J.R., Zhao, Y., Schapira, M., Bochkarev, A., Weigelt, J., Sundstrom, M., Arrowsmith, C.H., Edwards, A.M., Hui, R., Brokx, S., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2007-06-12
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-11-13
  Changes: Data collection, Database references, Derived calculations, Structure summary