2KBM | pdb_00002kbm

Ca-S100A1 interacting with TRTK12

• PDB DOI: https://doi.org/10.2210/pdb2KBM/pdb
• BMRB: 16050

• Classification: METAL BINDING PROTEIN
• Organism(s): Rattus norvegicus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-12-02 Released: 2009-02-10 
• Deposition Author(s): Wright, N.T., Varney, K.M., Cannon, B.R., Morgan, M., Weber, D.J.

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Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 200 
• Conformers Submitted: 20 
• Selection Criteria: structures with the least restraint violations 

Literature

Solution structure of Ca-S100A1-TRTK12

Wright, N.T., Morgan, M.T., Cannon, B.R., Varney, K.M., Weber, D.J.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 23.99 kDa 
• Atom Count: 1,678 
• Modeled Residue Count: 210 
• Deposited Residue Count: 210 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
F-actin-capping protein subunit alpha-2	A [auth X], B [auth Y]	12	Rattus norvegicus	Mutation(s): 0  Gene Names: Capza2
UniProt
Find proteins for Q3T1K5 (Rattus norvegicus) Explore Q3T1K5  Go to UniProtKB:  Q3T1K5

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein S100-A1	C [auth A], D [auth B]	93	Rattus norvegicus	Mutation(s): 0  Gene Names: S100a1
UniProt
Find proteins for P35467 (Rattus norvegicus) Explore P35467  Go to UniProtKB:  P35467

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	E [auth A], F [auth A], G [auth B], H [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 200 
• Conformers Submitted: 20 
• Selection Criteria: structures with the least restraint violations 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-02-10 
Deposition Author(s): Wright, N.T., Varney, K.M., Cannon, B.R., Morgan, M., Weber, D.J.

Revision History  

• Version 1.0: 2009-02-10
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2018-08-08
  Changes: Advisory, Data collection, Derived calculations, Experimental preparation
• Version 1.3: 2024-05-01
  Changes: Data collection, Database references, Derived calculations