2F1R

Crystal Structure of molybdopterin-guanine biosynthesis protein B (mobB)

• PDB DOI: https://doi.org/10.2210/pdb2F1R/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): Archaeoglobus fulgidus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2005-11-15 Released: 2005-12-06 
• Deposition Author(s): Damodharan, L., Eswaramoorthy, S., Kumaran, D., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.253 
• R-Value Work: 0.186 
• R-Value Observed: 0.191 

Literature

Crystal structure of molybdopterin-guanine dinucleotide biosynthesis protein B (mobB)

Damodharan, L., Eswaramoorthy, S., Kumaran, D., 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: 39.65 kDa 
• Atom Count: 2,558 
• Modelled Residue Count: 294 
• Deposited Residue Count: 342 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
molybdopterin-guanine dinucleotide biosynthesis protein B (mobB)	A, B	171	Archaeoglobus fulgidus	Mutation(s): 0
UniProt
Find proteins for O28031 (Archaeoglobus fulgidus (strain ATCC 49558 / DSM 4304 / JCM 9628 / NBRC 100126 / VC-16)) Explore O28031  Go to UniProtKB:  O28031

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PR	D [auth B]	PRASEODYMIUM ION Pr WCWKKSOQLQEJTE-UHFFFAOYSA-N
CL	C [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.253 
• R-Value Work: 0.186 
• R-Value Observed: 0.191 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.98	α = 90
b = 63.93	β = 95.3
c = 66.01	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
CBASS	data collection
SCALEPACK	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-12-06 
Deposition Author(s): Damodharan, L., Eswaramoorthy, S., Kumaran, D., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2005-12-06
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.4: 2024-02-14
  Changes: Data collection, Database references