1VLO

Crystal structure of aminomethyltransferase (T protein; tetrahydrofolate-dependent) of glycine cleavage system (np417381) from Escherichia coli k12 at 1.70 A resolution

• PDB DOI: https://doi.org/10.2210/pdb1VLO/pdb

• Classification: TRANSFERASE
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2004-08-05 Released: 2004-09-21 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.195 
• R-Value Work: 0.159 
• R-Value Observed: 0.161 

Literature

Crystal structure of aminomethyltransferase (T protein; tetrahydrofolate-dependent) of glycine cleavage system (np417381) from Escherichia coli k12 at 1.70 A resolution

Joint Center for Structural Genomics (JCSG)

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: 42.71 kDa 
• Atom Count: 3,253 
• Modelled Residue Count: 364 
• Deposited Residue Count: 381 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aminomethyltransferase	A	381	Escherichia coli K-12	Mutation(s): 12  Gene Names: gcvT EC: 2.1.2.10
UniProt
Find proteins for P27248 (Escherichia coli (strain K12)) Explore P27248  Go to UniProtKB:  P27248

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.195 
• R-Value Work: 0.159 
• R-Value Observed: 0.161 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/M31VLO

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.517	α = 90
b = 64.564	β = 90
c = 117.141	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing
REFMAC	refinement
CCP4	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-09-21 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2004-09-21
  Type: Initial release
  
• Version 1.1: 2008-04-26
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2023-01-25
  Changes: Database references, Derived calculations
• Version 1.4: 2024-11-13
  Changes: Data collection, Structure summary