1Y5E

Crystal structure of Molybdenum cofactor biosynthesis protein B

• PDB DOI: https://doi.org/10.2210/pdb1Y5E/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): Bacillus cereus
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2004-12-02 Released: 2005-01-18 
• Deposition Author(s): Chang, C., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.215 
• R-Value Work: 0.188 
• R-Value Observed: 0.188 

Literature

Crystal structure of Molybdenum cofactor biosynthesis protein B

Chang, C., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly 2  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 56.44 kDa 
• Atom Count: 4,099 
• Modelled Residue Count: 478 
• Deposited Residue Count: 507 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Molybdenum cofactor biosynthesis protein B	A, B, C	169	Bacillus cereus	Mutation(s): 4  Gene Names: moaB
UniProt
Find proteins for Q816R0 (Bacillus cereus (strain ATCC 14579 / DSM 31 / CCUG 7414 / JCM 2152 / NBRC 15305 / NCIMB 9373 / NCTC 2599 / NRRL B-3711)) Explore Q816R0  Go to UniProtKB:  Q816R0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MPD	D [auth B]	(4S)-2-METHYL-2,4-PENTANEDIOL C6 H14 O2 SVTBMSDMJJWYQN-YFKPBYRVSA-N
IMD	E [auth C]	IMIDAZOLE C3 H5 N2 RAXXELZNTBOGNW-UHFFFAOYSA-O

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.215 
• R-Value Work: 0.188 
• R-Value Observed: 0.188 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 122.952	α = 90
b = 122.952	β = 90
c = 74.536	γ = 120

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
HKL-3000	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-01-18 
Deposition Author(s): Chang, C., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2005-01-18
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance