3EXZ | pdb_00003exz

Crystal structure of the MaoC-like dehydratase from Rhodospirillum rubrum. Northeast Structural Genomics Consortium target RrR103a.

• PDB DOI: https://doi.org/10.2210/pdb3EXZ/pdb

• Classification: LYASE
• Organism(s): Rhodospirillum rubrum ATCC 11170
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-10-17 Released: 2008-10-28 
• Deposition Author(s): Vorobiev, S.M., Su, M., Seetharaman, J., Wang, H., Foote, E.L., Ciccosanti, C., Janjua, H., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.212 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.193 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.193 (Depositor) 

Literature

Crystal structure of the MaoC-like dehydratase from Rhodospirillum rubrum.

Vorobiev, S.M., Su, M., Seetharaman, J., Wang, H., Foote, E.L., Ciccosanti, C., Janjua, H., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F.

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)

Biological Assembly Evidence: assay for oligomerization

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: assay for oligomerization

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: assay for oligomerization

Macromolecule Content

• Total Structure Weight: 84.77 kDa 
• Atom Count: 5,843 
• Modelled Residue Count: 728 
• Deposited Residue Count: 770 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MaoC-like dehydratase	A, B, C, D, E	154	Rhodospirillum rubrum ATCC 11170	Mutation(s): 0  Gene Names: Rru_A2194
UniProt
Find proteins for Q2RSA1 (Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1)) Explore Q2RSA1  Go to UniProtKB:  Q2RSA1

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C, D, E	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:  0.212 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.193 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.193 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 142.949	α = 90
b = 70.513	β = 93.75
c = 87.863	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
SHELXDE	phasing
RESOLVE	model building
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-10-28 
Deposition Author(s): Vorobiev, S.M., Su, M., Seetharaman, J., Wang, H., Foote, E.L., Ciccosanti, C., Janjua, H., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2008-10-28
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Author supporting evidence
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-11-06
  Changes: Structure summary