2O35 | pdb_00002o35

Protein of Unknown Function (DUF1244) from Sinorhizobium meliloti

• PDB DOI: https://doi.org/10.2210/pdb2O35/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Sinorhizobium meliloti
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2006-11-30 Released: 2007-01-02 
• Deposition Author(s): Kim, Y., Joachimiak, A., Evdokimova, E., Kudritska, M., Edwards, A., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free: 
  0.263 (Depositor), 0.322 (DCC) 
• R-Value Work: 
  0.209 (Depositor), 0.285 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Literature

The Crystal Structure of Protein of Unknown Function (DUF1244) from Sinorhizobium meliloti

Kim, Y., Evdokimova, E., Kudritska, M., Edwards, A., Savchenko, A., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content 

• Total Structure Weight: 24.73 kDa 
• Atom Count: 1,667 
• Modeled Residue Count: 174 
• Deposited Residue Count: 210 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein DUF1244	A, B	105	Sinorhizobium meliloti	Mutation(s): 4  Gene Names: R02792, SMc04008
UniProt
Find proteins for Q92M60 (Rhizobium meliloti (strain 1021)) Explore Q92M60  Go to UniProtKB:  Q92M60

Small Molecules

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

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free:  0.263 (Depositor), 0.322 (DCC) 
• R-Value Work:  0.209 (Depositor), 0.285 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.994	α = 90
b = 80.994	β = 90
c = 64.708	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing
CCP4	phasing
ARP/wARP	model building
O	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-01-02 
Deposition Author(s): Kim, Y., Joachimiak, A., Evdokimova, E., Kudritska, M., Edwards, A., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2007-01-02
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-11-13
  Changes: Structure summary