3HZ4 | pdb_00003hz4

Crystal Structure of Thioredoxin from Methanosarcina mazei

• PDB DOI: https://doi.org/10.2210/pdb3HZ4/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Methanosarcina mazei
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-06-23 Released: 2009-06-30 
• Deposition Author(s): Syed Ibrahim, B., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.247 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.191 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.193 (Depositor) 

Literature

Crystal Structure of Thioredoxin from Methanosarcina mazei

Syed Ibrahim, B., Burley, S.K., Swaminathan, 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: 32.7 kDa 
• Atom Count: 2,043 
• Modelled Residue Count: 240 
• Deposited Residue Count: 280 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thioredoxin	A, B	140	Methanosarcina mazei	Mutation(s): 0  Gene Names: MM_2079
UniProt
Find proteins for Q8PV92 (Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88)) Explore Q8PV92  Go to UniProtKB:  Q8PV92

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	C [auth B], D [auth B], E [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-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: 2.30 Å
• R-Value Free:  0.247 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.191 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.193 (Depositor) 

Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 82.068	α = 90
b = 82.068	β = 90
c = 93.874	γ = 120

Software Package:

Software Name	Purpose
CBASS	data collection
SHELX	model building
SHARP	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHELX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-06-30 
Deposition Author(s): Syed Ibrahim, B., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2009-06-30
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2024-10-30
  Changes: Data collection, Database references, Structure summary