3CBN | pdb_00003cbn

Crystal structure of a conserved protein (MTH639) from Methanobacterium thermoautotrophicum

• PDB DOI: https://doi.org/10.2210/pdb3CBN/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Methanothermobacter thermautotrophicus str. Delta H
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-02-22 Released: 2008-03-04 
• Deposition Author(s): Satyanarayana, L., Eswaramoorthy, S., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.63 Å
• R-Value Free: 
  0.244 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.213 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.213 (Depositor) 

Literature

Crystal structure of a conserved protein (MTH639) from Methanobacterium thermoautotrophicum.

Satyanarayana, L., Eswaramoorthy, S., Burley, S.K., Swaminathan, S.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 17.29 kDa 
• Atom Count: 1,262 
• Modeled Residue Count: 144 
• Deposited Residue Count: 151 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conserved protein MTH639	A	151	Methanothermobacter thermautotrophicus str. Delta H	Mutation(s): 0  Gene Names: MTH639
UniProt
Find proteins for O26735 (Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)) Explore O26735  Go to UniProtKB:  O26735

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: 1.63 Å
• R-Value Free:  0.244 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.213 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.213 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 31.559	α = 90
b = 63.162	β = 112.33
c = 32.182	γ = 90

Software Package:

Software Name	Purpose
CBASS	data collection
SHELXD	phasing
SHARP	phasing
ARP/wARP	model building
CNS	refinement
DENZO	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-04 
Deposition Author(s): Satyanarayana, L., Eswaramoorthy, S., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2008-03-04
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2024-11-13
  Changes: Data collection, Database references, Structure summary