4R0J | pdb_00004r0j

The crystal structure of a functionally uncharacterized protein SMU1763c from Streptococcus mutans

• PDB DOI: https://doi.org/10.2210/pdb4R0J/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Streptococcus mutans UA159
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2014-07-31 Released: 2014-08-13 
• Deposition Author(s): Tan, K., Xu, X., Cui, H., Liu, S., Savchenko, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 
  0.206 (Depositor), 0.198 (DCC) 
• R-Value Work: 
  0.176 (Depositor), 0.173 (DCC) 
• R-Value Observed: 
  0.178 (Depositor) 

Literature

The crystal structure of a functionally uncharacterized protein SMU1763c from Streptococcus mutans

Tan, K., Xu, X., Cui, H., Liu, S., Savchenko, 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 (software)

Macromolecule Content

• Total Structure Weight: 29.8 kDa 
• Atom Count: 1,795 
• Modelled Residue Count: 194 
• Deposited Residue Count: 253 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Uncharacterized protein	A	253	Streptococcus mutans UA159	Mutation(s): 0  Gene Names: SMU_1763c EC: 3.1
UniProt
Find proteins for Q8DSL7 (Streptococcus mutans serotype c (strain ATCC 700610 / UA159)) Explore Q8DSL7  Go to UniProtKB:  Q8DSL7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A], C [auth A], D [auth A], E [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
CL	F [auth A], G [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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: 1.72 Å
• R-Value Free:  0.206 (Depositor), 0.198 (DCC) 
• R-Value Work:  0.176 (Depositor), 0.173 (DCC) 
• R-Value Observed: 0.178 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.816	α = 90
b = 112.544	β = 90
c = 83.323	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
SHELXD	phasing
MLPHARE	phasing
DM	model building
ARP	model building
WARP	model building
HKL-3000	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
DM	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-08-13 
Deposition Author(s): Tan, K., Xu, X., Cui, H., Liu, S., Savchenko, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2014-08-13
  Type: Initial release
  
• Version 1.1: 2024-11-27
  Changes: Data collection, Database references, Derived calculations, Structure summary