4HSZ | pdb_00004hsz

Structure of truncated (delta8C) S100A4

• PDB DOI: https://doi.org/10.2210/pdb4HSZ/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-10-31 Released: 2013-01-30 
• Deposition Author(s): Ramagopal, U.A., Dulyaninova, N.G., Kumar, P.R., Almo, S.C., Bresnick, A.R., New York Structural Genomics Research Consortium (NYSGRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 
  0.277 (Depositor), 0.278 (DCC) 
• R-Value Work: 
  0.228 (Depositor), 0.226 (DCC) 
• R-Value Observed: 
  0.231 (Depositor) 

Starting Model: experimental

Literature

Structure of truncated (delta8C) S100A4

Ramagopal, U.A., Dulyaninova, N.G., Kumar, P.R., Almo, S.C., Bresnick, A.R.

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 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 43.37 kDa 
• Atom Count: 2,914 
• Modeled Residue Count: 360 
• Deposited Residue Count: 372 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein S100-A4	A, B, C, D	93	Homo sapiens	Mutation(s): 0  Gene Names: CAPL, MTS1, S100A4
UniProt & NIH Common Fund Data Resources
Find proteins for P26447 (Homo sapiens) Explore P26447  Go to UniProtKB:  P26447
PHAROS:  P26447 GTEx:  ENSG00000196154

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], I [auth C], J [auth C], K [auth D], L [auth D]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free:  0.277 (Depositor), 0.278 (DCC) 
• R-Value Work:  0.228 (Depositor), 0.226 (DCC) 
• R-Value Observed: 0.231 (Depositor) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 28.802	α = 95.49
b = 34.356	β = 95.29
c = 95.313	γ = 114.82

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-2000	data reduction
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-30 
Deposition Author(s): Ramagopal, U.A., Dulyaninova, N.G., Kumar, P.R., Almo, S.C., Bresnick, A.R., New York Structural Genomics Research Consortium (NYSGRC)

Revision History  

• Version 1.0: 2013-01-30
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description