4Y5Q

Activated Calcium-Dependent Protein Kinase 1 from Cryptosporidium parvum (CpCDPK1) in complex with AMP

• PDB DOI: https://doi.org/10.2210/pdb4Y5Q/pdb

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


• Deposited: 2015-02-11 Released: 2015-02-25 
• Deposition Author(s): Merritt, E.A., Larson, E.T., Medical Structural Genomics of Pathogenic Protozoa (MSGPP)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.230 
• R-Value Work: 0.183 
• R-Value Observed: 0.185 

Literature

Activated Calcium-Dependent Protein Kinase 1 from Cryptosporidium parvum (CpCDPK1) in complex with AMP

Merritt, E.A., Larson, E.T., Medical Structural Genomics of Pathogenic Protozoa

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 56.66 kDa 
• Atom Count: 3,760 
• Modelled Residue Count: 449 
• Deposited Residue Count: 486 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Calmodulin-domain protein kinase 1, putative	A	486	Cryptosporidium parvum Iowa II	Mutation(s): 0  Gene Names: cgd3_920
UniProt
Find proteins for A3FQ16 (Cryptosporidium parvum (strain Iowa II)) Explore A3FQ16  Go to UniProtKB:  A3FQ16

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AMP	F [auth A]	ADENOSINE MONOPHOSPHATE C10 H14 N5 O7 P UDMBCSSLTHHNCD-KQYNXXCUSA-N
CA	B [auth A], C [auth A], D [auth A], E [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.230 
• R-Value Work: 0.183 
• R-Value Observed: 0.185 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.07	α = 90
b = 55.89	β = 104.79
c = 81.45	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
REFMAC	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2015-02-25 
Deposition Author(s): Merritt, E.A., Larson, E.T., Medical Structural Genomics of Pathogenic Protozoa (MSGPP)

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	AI089441

Revision History  

• Version 1.0: 2015-02-25
  Type: Initial release
  
• Version 1.1: 2017-09-20
  Changes: Author supporting evidence, Derived calculations, Source and taxonomy
• Version 1.2: 2019-12-11
  Changes: Author supporting evidence
• Version 1.3: 2024-02-28
  Changes: Data collection, Database references