1ZQ9

Crystal structure of human Dimethyladenosine transferase

• PDB DOI: https://doi.org/10.2210/pdb1ZQ9/pdb

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


• Deposited: 2005-05-18 Released: 2005-05-31 
• Deposition Author(s): Dong, A., Wu, H., Zeng, H., Loppnau, P., Sundstrom, M., Arrowsmith, C., Edwards, A., Bochkarev, A., Plotnikov, A., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.235 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 

Literature

Crystal structure of human Dimethyladenosine transferase with SAM

Wu, H., Dong, A., Zeng, H., Loppnau, P., Sundstrom, M., Arrowsmith, C., Edwards, A., Bochkarev, A., Plotnikov, A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 64.89 kDa 
• Atom Count: 5,281 
• Modelled Residue Count: 556 
• Deposited Residue Count: 570 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable dimethyladenosine transferase	A, B	285	Homo sapiens	Mutation(s): 0  EC: 2.1.1 (PDB Primary Data), 2.1.1.183 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UNQ2 (Homo sapiens) Explore Q9UNQ2  Go to UniProtKB:  Q9UNQ2
PHAROS:  Q9UNQ2 GTEx:  ENSG00000086189

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SAM	C [auth A], D [auth B]	S-ADENOSYLMETHIONINE C15 H22 N6 O5 S MEFKEPWMEQBLKI-FCKMPRQPSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.235 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.629	α = 90
b = 185.243	β = 91.3
c = 45.072	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
ADSC	data collection
SCALEPACK	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-05-31 
Deposition Author(s): Dong, A., Wu, H., Zeng, H., Loppnau, P., Sundstrom, M., Arrowsmith, C., Edwards, A., Bochkarev, A., Plotnikov, A., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2005-05-31
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-14
  Changes: Data collection, Database references, Derived calculations