4EMX

Crystal structure analysis of Human Serum Albumin in complex with chloride anions at cryogenic temperature

• PDB DOI: https://doi.org/10.2210/pdb4EMX/pdb

• Classification: PROTEIN BINDING
• Organism(s): Homo sapiens
• Mutation(s): No 


• Deposited: 2012-04-12 Released: 2012-04-25 
• Deposition Author(s): Botti, H., Bonilla, L., Trajtenberg, F., Radi, R., Buschiazzo, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.238 
• R-Value Work: 0.187 
• R-Value Observed: 0.188 

Literature

New insights on B factors in crystal structure analysis and crystallographic model refinement

Botti, H., Bonilla, L., Trajtenberg, F., Radi, R., Buschiazzo, A.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

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

Macromolecule Content

• Total Structure Weight: 133.36 kDa 
• Atom Count: 9,377 
• Modelled Residue Count: 1,160 
• Deposited Residue Count: 1,170 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serum albumin	A, B	585	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for P02768 (Homo sapiens) Explore P02768  Go to UniProtKB:  P02768
PHAROS:  P02768 GTEx:  ENSG00000163631

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CL	C [auth A], D [auth A], E [auth A], F [auth B], G [auth B], H [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.238 
• R-Value Work: 0.187 
• R-Value Observed: 0.188 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.88	α = 75.17
b = 59.23	β = 87.83
c = 95.61	γ = 74.2

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-04-25 
Deposition Author(s): Botti, H., Bonilla, L., Trajtenberg, F., Radi, R., Buschiazzo, A.

Revision History  

• Version 1.0: 2012-04-25
  Type: Initial release
  
• Version 1.1: 2018-01-24
  Changes: Database references
• Version 1.2: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary