1PBJ

CBS domain protein

• PDB DOI: https://doi.org/10.2210/pdb1PBJ/pdb

• Classification: Structural genomics, unknown function
• Organism(s): Methanothermobacter thermautotrophicus str. Delta H
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2003-05-14 Released: 2003-12-16 
• Deposition Author(s): Cuff, M.E., Skarina, T., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 0.202 
• R-Value Work: 0.192 
• R-Value Observed: 0.192 

Literature

Structure of a hypothetical protein from M. thermautotrophicus reveals a novel fold and a pseudo 2-fold axis of symmetry

Cuff, M.E., Skarina, T., Savchenko, A., Edwards, A., Joachimiak, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 14.27 kDa 
• Atom Count: 1,271 
• Modelled Residue Count: 120 
• Deposited Residue Count: 125 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypothetical protein	A	125	Methanothermobacter thermautotrophicus str. Delta H	Mutation(s): 0
UniProt
Find proteins for O27659 (Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)) Explore O27659  Go to UniProtKB:  O27659

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	B [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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: 1.40 Å
• R-Value Free: 0.202 
• R-Value Work: 0.192 
• R-Value Observed: 0.192 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.788	α = 90
b = 48.586	β = 107.78
c = 56.481	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
d*TREK	data reduction
HKL-2000	data reduction
SCALEPACK	data scaling
SHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-12-16 
Deposition Author(s): Cuff, M.E., Skarina, T., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2003-12-16
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary