Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (3D View)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 49.42 kDa 
• Atom Count: 2,878 
• Modelled Residue Count: 387 
• Deposited Residue Count: 450 
• Unique protein chains: 1

 3TXV

Crystal structure of a probable tagatose 6 phosphate kinase from Sinorhizobium meliloti 1021

• PDB DOI: 10.2210/pdb3TXV/pdb

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


• Deposited: 2011-09-23 Released: 2011-10-12 
• Deposition Author(s): Agarwal, R., Chamala, S., Evans, B., Foti, R., Gizzi, A., Hillerich, B., Kar, A., LaFleur, J., Seidel, R., Villigas, G., Zencheck, W., Almo, S.C., Swaminathan, S., New York Structural Genomics Research Consortium (NYSGRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.293 
• R-Value Work: 0.240 
• R-Value Observed: 0.243 

Literature

Crystal structure of a probable tagatose 6 phosphate kinase from Sinorhizobium meliloti 1021

Agarwal, R., Almo, S.C., Swaminathan, S.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable tagatose 6-phosphate kinase	A	450	Sinorhizobium meliloti	Mutation(s): 0  Gene Names: RB0951, SM_b21373 EC: 2.7.1.144
UniProt
Find proteins for Q92UY3 (Rhizobium meliloti (strain 1021)) Explore Q92UY3  Go to UniProtKB:  Q92UY3

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: 2.80 Å
• R-Value Free: 0.293 
• R-Value Work: 0.240 
• R-Value Observed: 0.243 
• Space Group: P 6₃ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 140.005	α = 90
b = 140.005	β = 90
c = 97.356	γ = 120

Software Package:

Software Name	Purpose
CBASS	data collection
MOLREP	phasing
PHASER	phasing
CCP4	model building
Coot	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CCP4	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-10-12 
Deposition Author(s): Agarwal, R., Chamala, S., Evans, B., Foti, R., Gizzi, A., Hillerich, B., Kar, A., LaFleur, J., Seidel, R., Villigas, G., Zencheck, W., Almo, S.C., Swaminathan, S., New York Structural Genomics Research Consortium (NYSGRC)

Revision History  

• Version 1.0: 2011-10-12
  Type: Initial release