Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

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Global Symmetry: Cyclic - C3  (3D View)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content

• Total Structure Weight: 29318.88 
• Atom Count: 2064 
• Residue Count: 259 
• Unique protein chains: 1

2WR8

Structure of Pyrococcus horikoshii SAM hydroxide adenosyltransferase in complex with SAH

• DOI: 10.2210/pdb2WR8/pdb

• Classification: TRANSFERASE
• Organism(s): Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)
• Expression System: Escherichia coli BL21(DE3)


• Deposited: 2009-08-31 Released: 2009-09-22 
• Deposition Author(s): McMahon, S.A., Deng, H., O'Hagan, D., Johnson, K.A., Naismith, J.H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.77 Å
• R-Value Free: 0.217 
• R-Value Work: 0.168 

Literature

Mechanistic Insights Into Water Activation in Sam Hydroxide Adenosyltransferase (Duf-62).

Deng, H., Mcmahon, S.A., Eustaquio, A.S., Moore, B.S., Naismith, J.H., O'Hagan, D.

(2009) Chembiochem 10: 2455

• PubMed: 19739191 
• DOI: 10.1002/cbic.200900369

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
PUTATIVE UNCHARACTERIZED PROTEIN PH0463	A	259	Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)	Mutation(s): 0
Find proteins for O58212 (Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)) Go to UniProtKB:  O58212

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions
SAH	A	S-ADENOSYL-L-HOMOCYSTEINE C14 H20 N6 O5 S ZJUKTBDSGOFHSH-WFMPWKQPSA-N

External Ligand Annotations
ID	Binding Affinity (Sequence Identity %)
SAH	Ki: 3600 nM BINDINGMOAD
SAH	Ki: 3600 nM PDBBIND

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.77 Å
• R-Value Free: 0.217 
• R-Value Work: 0.168 
• Space Group: H 3

Unit Cell:

Length (Å)	Angle (°)
a = 65.561	α = 90.00
b = 65.561	β = 90.00
c = 142.685	γ = 120.00

Software Package:

Software Name	Purpose
PHASER	phasing
REFMAC	refinement
HKL-2000	data scaling
HKL-2000	data reduction

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2009-08-31 
• Released Date: 2009-09-22 
• Deposition Author(s): McMahon, S.A., Deng, H., O'Hagan, D., Johnson, K.A., Naismith, J.H.

Revision History 

• Version 1.0: 2009-09-22
  Type: Initial release
• Version 1.1: 2011-07-13
  Type: Advisory, Version format compliance