6MRO

Crystal structure of methyl transferase from Methanosarcina acetivorans at 1.6 Angstroms resolution, Northeast Structural Genomics Consortium (NESG) Target MvR53.

• PDB DOI: https://doi.org/10.2210/pdb6MRO/pdb

• Classification: TRANSFERASE
• Organism(s): Methanosarcina acetivorans C2A
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2018-10-15 Released: 2018-10-24 
• Deposition Author(s): Singh, S., Forouhar, F., Wang, C., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.210 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 

Literature

Crystal structure of a methyl transferase from Methanosarcina acetivorans at 1.6 Angstroms resolution.

Singh, S., Forouhar, F., Wang, C., Vorobiev, S.M., Neky, M.J., Hunt, J.F.

To be published.

Biological Assembly 1  

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

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 22.74 kDa 
• Atom Count: 1,801 
• Modelled Residue Count: 194 
• Deposited Residue Count: 194 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
methyl transferase from Methanosarcina acetivorans	A	194	Methanosarcina acetivorans C2A	Mutation(s): 1  Gene Names: MA_2137
UniProt
Find proteins for Q8TNZ0 (Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A)) Explore Q8TNZ0  Go to UniProtKB:  Q8TNZ0

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SAH	B [auth A]	S-ADENOSYL-L-HOMOCYSTEINE C14 H20 N6 O5 S ZJUKTBDSGOFHSH-WFMPWKQPSA-N
CA	C [auth A], D [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], L [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.210 
• R-Value Work: 0.179 
• R-Value Observed: 0.181 
• Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.99	α = 90
b = 40.99	β = 90
c = 104.85	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Currently 6MRO does not have a validation slider image.

Entry History 

Deposition Data

• Released Date: 2018-10-24 
Deposition Author(s): Singh, S., Forouhar, F., Wang, C., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2018-10-24
  Type: Initial release
  
• Version 1.1: 2018-10-31
  Changes: Data collection, Database references
• Version 1.2: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.3: 2023-10-11
  Changes: Data collection, Database references, Derived calculations, Refinement description