Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

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

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 76843.02 
• Atom Count: 5248 
• Residue Count: 697 
• Unique protein chains: 1

5XRV

Crystal Structure of Transketolase in complex with TPP_V and fructose-6-phosphate from Pichia Stipitis

• DOI: 10.2210/pdb5XRV/pdb

• Classification: TRANSFERASE
• Organism(s): Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545)
• Expression System: Escherichia coli K-12


• Deposited: 2017-06-09 Released: 2018-06-13 
• Deposition Author(s): Li, T.L., Hsu, N.S., Wang, Y.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.4 Å
• R-Value Free: 0.138 
• R-Value Work: 0.121 

Literature

Evidence of Diradicals Involved in the Yeast Transketolase Catalyzed Keto-Transferring Reactions.

Hsu, N.S., Wang, Y.L., Lin, K.H., Chang, C.F., Ke, S.C., Lyu, S.Y., Hsu, L.J., Li, Y.S., Chen, S.C., Wang, K.C., Li, T.L.

(2018) Chembiochem 19: 2395-2402

• PubMed: 30155962 
• Primary Citation of Related Structures:  
  5XU9, 5XU2, 5XTX, 5XT4, 5XT0, 5XQK, 5XQA, 5XPS

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Transketolase	A	697	Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545)	Mutation(s): 0  Gene Names: TKT (TKT1) EC: 2.2.1.1
Find proteins for P34736 (Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545)) Go to Gene View: TKT Go to UniProtKB:  P34736

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions
TPP	A	THIAMINE DIPHOSPHATE C12 H19 N4 O7 P2 S AYEKOFBPNLCAJY-UHFFFAOYSA-O
CA	A	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
F6R	A	FRUCTOSE -6-PHOSPHATE C6 H13 O9 P GSXOAOHZAIYLCY-HSUXUTPPSA-N
8EF	A	2-[(5S)-3-[(4-azanyl-2-methyl-pyrimidin-5-yl)methyl]-4-methylidene-1,3-thiazolidin-5-yl]ethyl phosphono hydrogen phosphate C12 H20 N4 O7 P2 S YBJKPSYOFQHZDJ-NSHDSACASA-N
PEG	A	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.4 Å
• R-Value Free: 0.138 
• R-Value Work: 0.121 
• Space Group: C 2 2 2₁

Unit Cell:

Length (Å)	Angle (°)
a = 100.869	α = 90.00
b = 183.423	β = 90.00
c = 98.841	γ = 90.00

Software Package:

Software Name	Purpose
HKL-2000	data processing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2017-06-09 
• Released Date: 2018-06-13 
• Deposition Author(s): Li, T.L., Hsu, N.S., Wang, Y.L.

Revision History 

• Version 1.0: 2018-06-13
  Type: Initial release
• Version 1.1: 2018-12-19
  Type: Data collection, Database references