2F5I

X-ray structure of spermidine/spermine N1-acetyltransferase (SAT) from Homo sapiens

• PDB DOI: https://doi.org/10.2210/pdb2F5I/pdb

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


• Deposited: 2005-11-25 Released: 2005-12-06 
• Deposition Author(s): Zhu, Y.Q., Zhu, D.Y., Vonrhein, C., Wang, D.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.269 
• R-Value Work: 0.201 
• R-Value Observed: 0.201 

Literature

Crystal structure of human spermidine/spermine N1-acetyltransferase (hSSAT): the first structure of a new sequence family of transferase homologous superfamily

Zhu, Y.Q., Zhu, D.Y., Yin, L., Zhang, Y., Vonrhein, C., Wang, D.C.

(2006) Proteins 63: 1127-1131

• PubMed: 16544326 
• DOI: https://doi.org/10.1002/prot.20965
• Primary Citation of Related Structures:  
  2F5I, 2G3T

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Organizational Affiliation: 

National Laboratory of Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, Beijing, People's Republic of China.

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)

Macromolecule Content

• Total Structure Weight: 42.24 kDa 
• Atom Count: 3,106 
• Modelled Residue Count: 335 
• Deposited Residue Count: 358 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Diamine acetyltransferase 1	A, B	179	Homo sapiens	Mutation(s): 0  EC: 2.3.1.57
UniProt & NIH Common Fund Data Resources
Find proteins for P21673 (Homo sapiens) Explore P21673  Go to UniProtKB:  P21673
PHAROS:  P21673 GTEx:  ENSG00000130066

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.269 
• R-Value Work: 0.201 
• R-Value Observed: 0.201 
• Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.336	α = 90
b = 46.336	β = 90
c = 180.489	γ = 90

Software Package:

Software Name	Purpose
CrystalClear	data collection
SCALA	data scaling
SHARP	phasing
CNS	refinement
CrystalClear	data reduction
CCP4	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-12-06 
Deposition Author(s): Zhu, Y.Q., Zhu, D.Y., Vonrhein, C., Wang, D.C.

Revision History  

• Version 1.0: 2005-12-06
  Type: Initial release
  
• Version 1.1: 2008-03-14
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-03-13
  Changes: Data collection, Database references