2NQ5

Crystal structure of methyltransferase from Streptococcus mutans

• PDB DOI: https://doi.org/10.2210/pdb2NQ5/pdb

• Classification: TRANSFERASE
• Organism(s): Streptococcus mutans
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2006-10-30 Released: 2006-11-14 
• Deposition Author(s): Fedorov, A.A., Fedorov, E.V., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.258 
• R-Value Work: 0.228 
• R-Value Observed: 0.228 

Starting Model: experimental

Literature

Crystal structure of methyltransferase from Streptococcus mutans

Fedorov, A.A., Fedorov, E.V., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 85.46 kDa 
• Atom Count: 5,980 
• Modelled Residue Count: 706 
• Deposited Residue Count: 755 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase	A	755	Streptococcus mutans	Mutation(s): 0  Gene Names: metE EC: 2.1.1.14
UniProt
Find proteins for Q8CWX6 (Streptococcus mutans serotype c (strain ATCC 700610 / UA159)) Explore Q8CWX6  Go to UniProtKB:  Q8CWX6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.258 
• R-Value Work: 0.228 
• R-Value Observed: 0.228 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.291	α = 90
b = 99.194	β = 109.25
c = 78.619	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-11-14 
Deposition Author(s): Fedorov, A.A., Fedorov, E.V., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2006-11-14
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-03
  Changes: Database references, Structure summary
• Version 1.5: 2023-08-30
  Changes: Data collection, Database references, Refinement description
• Version 1.6: 2024-11-06
  Changes: Structure summary