2ZBW

Crystal structure of thioredoxin reductase-like protein from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb2ZBW/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-10-30 Released: 2007-11-13 
• Deposition Author(s): Ebihara, A., Manzoku, M., Fujimoto, Y., Kitamura, Y., Yokoyama, S., Kuramitsu, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.259 
• R-Value Work: 0.220 
• R-Value Observed: 0.220 

Literature

Crystal structure of thioredoxin reductase-like protein from Thermus thermophilus HB8

Ebihara, A., Manzoku, M., Fujimoto, Y., Kitamura, Y., Yokoyama, S., Kuramitsu, S.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 74.45 kDa 
• Atom Count: 5,460 
• Modelled Residue Count: 667 
• Deposited Residue Count: 670 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thioredoxin reductase	A, B	335	Thermus thermophilus HB8	Mutation(s): 0  EC: 1.8.1 (PDB Primary Data), 1.18.1.2 (UniProt)
UniProt
Find proteins for Q5SL28 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SL28  Go to UniProtKB:  Q5SL28

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FAD	C [auth A], D [auth B]	FLAVIN-ADENINE DINUCLEOTIDE C27 H33 N9 O15 P2 VWWQXMAJTJZDQX-UYBVJOGSSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.259 
• R-Value Work: 0.220 
• R-Value Observed: 0.220 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.364	α = 90
b = 61.364	β = 90
c = 371.197	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-11-13 
Deposition Author(s): Ebihara, A., Manzoku, M., Fujimoto, Y., Kitamura, Y., Yokoyama, S., Kuramitsu, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-11-13
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-11
  Changes: Refinement description
• Version 1.3: 2024-10-23
  Changes: Data collection, Database references, Derived calculations, Structure summary