2I7R | pdb_00002i7r

conserved domain protein

• PDB DOI: https://doi.org/10.2210/pdb2I7R/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Streptococcus pneumoniae
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-08-31 Released: 2006-10-17 
• Deposition Author(s): Duke, N.E.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: 2.20 Å
• R-Value Free: 
  0.257 (Depositor), 0.255 (DCC) 
• R-Value Work: 
  0.198 (Depositor), 0.197 (DCC) 
• R-Value Observed: 
  0.200 (Depositor) 

Literature

conserved domain protein

Duke, N.E.C., Zhou, M., Abdullah, J., Joachimiak, A.

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: 26.63 kDa 
• Atom Count: 1,899 
• Modeled Residue Count: 230 
• Deposited Residue Count: 236 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conserved domain protein	A, B	118	Streptococcus pneumoniae	Mutation(s): 3
UniProt
Find proteins for A0A0H2UP77 (Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4)) Explore A0A0H2UP77  Go to UniProtKB:  A0A0H2UP77

Small Molecules

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: 2.20 Å
• R-Value Free:  0.257 (Depositor), 0.255 (DCC) 
• R-Value Work:  0.198 (Depositor), 0.197 (DCC) 
• R-Value Observed: 0.200 (Depositor) 

Space Group: P 6₅

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.624	α = 90
b = 97.624	β = 90
c = 55.151	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MLPHARE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-2000	data reduction
ARP/wARP	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-10-17 
Deposition Author(s): Duke, N.E.C., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-10-17
  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: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2024-10-09
  Changes: Data collection, Database references, Derived calculations, Structure summary