7B56 | pdb_00007b56

Crystal structure of CaMKII-actinin complex bound to AMPPNP

• PDB DOI: https://doi.org/10.2210/pdb7B56/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Mus musculus, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2020-12-03 Released: 2022-06-22 
• Deposition Author(s): Zhu, J., Gold, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 
  0.215 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.190 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.191 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of CaMKII-actinin complex bound to MES

Zhu, J., Gold, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 44.53 kDa 
• Atom Count: 3,416 
• Modeled Residue Count: 371 
• Deposited Residue Count: 390 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Calcium/calmodulin-dependent protein kinase type II subunit alpha	A [auth B]	317	Mus musculus	Mutation(s): 2  Gene Names: Camk2a EC: 2.7.11.17
UniProt
Find proteins for P11798 (Mus musculus) Explore P11798  Go to UniProtKB:  P11798

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-actinin-2	B [auth A]	73	Homo sapiens	Mutation(s): 0  Gene Names: ACTN2
UniProt & NIH Common Fund Data Resources
Find proteins for P35609 (Homo sapiens) Explore P35609  Go to UniProtKB:  P35609
PHAROS:  P35609 GTEx:  ENSG00000077522

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ANP (Subject of Investigation/LOI)	C [auth B]	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER C10 H17 N6 O12 P3 PVKSNHVPLWYQGJ-KQYNXXCUSA-N
MES (Subject of Investigation/LOI)	E [auth B]	2-(N-MORPHOLINO)-ETHANESULFONIC ACID C6 H13 N O4 S SXGZJKUKBWWHRA-UHFFFAOYSA-N
MG (Subject of Investigation/LOI)	D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free:  0.215 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.190 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.191 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.426	α = 90
b = 72.51	β = 90
c = 92.001	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
DIALS	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2022-06-22 
Deposition Author(s): Zhu, J., Gold, M.

Revision History  

• Version 1.0: 2022-06-22
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description