1AQU | pdb_00001aqu

ESTROGEN SULFOTRANSFERASE WITH BOUND INACTIVE COFACTOR PAP AND 17-BETA ESTRADIOL

• PDB DOI: https://doi.org/10.2210/pdb1AQU/pdb

• Classification: TRANSFERASE
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 1997-08-01 Released: 1998-10-28 
• Deposition Author(s): Kakuta, Y., Negishi, M., Pedersen, L.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.251 (Depositor), 0.290 (DCC) 
• R-Value Work: 
  0.218 (Depositor), 0.282 (DCC) 
• R-Value Observed: 
  0.218 (Depositor) 

Literature

Crystal structure of estrogen sulphotransferase.

Kakuta, Y., Pedersen, L.G., Carter, C.W., Negishi, M., Pedersen, L.C.

(1997) Nat Struct Biol 4: 904-908

• PubMed: 9360604 
• DOI: https://doi.org/10.1038/nsb1197-904
• Primary Citation Related Structures: 
  1AQU, 1AQY


• PubMed Abstract: 
  

  The structure of estrogen sulphotransferase has been solved in the presence of inactive cofactor PAP and substrate 17 beta-estradiol. This structure reveals structural similarities between cytosolic sulphotransferases and nucleotide kinases.

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: 72.97 kDa 
• Atom Count: 5,143 
• Modeled Residue Count: 561 
• Deposited Residue Count: 594 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ESTROGEN SULFOTRANSFERASE	A, B	297	Mus musculus	Mutation(s): 0  EC: 2.8.2.4
UniProt
Find proteins for P49891 (Mus musculus) Explore P49891  Go to UniProtKB:  P49891

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A3P	C [auth A], E [auth B]	ADENOSINE-3'-5'-DIPHOSPHATE C10 H15 N5 O10 P2 WHTCPDAXWFLDIH-KQYNXXCUSA-N
EST	D [auth A], F [auth B]	ESTRADIOL C18 H24 O2 VOXZDWNPVJITMN-ZBRFXRBCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.251 (Depositor), 0.290 (DCC) 
• R-Value Work:  0.218 (Depositor), 0.282 (DCC) 
• R-Value Observed: 0.218 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.38	α = 90
b = 80.39	β = 90
c = 80.95	γ = 90

Software Package:

Software Name	Purpose
PHASES	phasing
X-PLOR	model building
X-PLOR	refinement
DENZO	data reduction
SCALEPACK	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-10-28 
Deposition Author(s): Kakuta, Y., Negishi, M., Pedersen, L.C.

Revision History  

• Version 1.0: 1998-10-28
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 2.0: 2023-07-26
  Type: Remediation
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Refinement description
• Version 2.1: 2024-05-22
  Changes: Data collection