3FDF

Crystal structure of the serine phosphatase of RNA polymerase II CTD (SSU72 superfamily) from Drosophila melanogaster. Orthorhombic crystal form. Northeast Structural Genomics Consortium target FR253.

• PDB DOI: https://doi.org/10.2210/pdb3FDF/pdb

• Classification: structural genomics, unknown function
• Organism(s): Drosophila melanogaster
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-11-25 Released: 2009-01-06 
• Deposition Author(s): Kuzin, A.P., Chen, Y., Seetharaman, J., Forouhar, F., Chinag, Y., Fang, Y., Cunningham, K., Ma, L.-C., Xiao, R., Liu, J., Baran, M.C., Acton, T.B., Rost, B., Montelione, G.T., Hunt, J.F., Tong, L., Northeast Structural Genomics Consortium (NESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.313 
• R-Value Work: 0.252 
• R-Value Observed: 0.252 

Literature

Orthorombic crystal structure of serine phosphatase of rna polymerase ii ctd from fly drosofila melanogaster. northeast structural genomics consortium target fr253.

Kuzin, A.P., Chen, Y., Seetharaman, J., Forouhar, F., Chinag, Y., Fang, Y., Cunningham, K., Ma, L.-C., Xiao, R., Liu, J., Baran, M.C., Acton, T.B., Rost, B., Montelione, G.T., Hunt, J.F., Tong, L.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 4  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 4 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 93.31 kDa 
• Atom Count: 6,240 
• Modelled Residue Count: 764 
• Deposited Residue Count: 780 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FR253	A, B, C, D	195	Drosophila melanogaster	Mutation(s): 0  Gene Names: CG14216, Dmel_CG14216 EC: 3.1.3.16
UniProt
Find proteins for Q9VWE4 (Drosophila melanogaster) Explore Q9VWE4  Go to UniProtKB:  Q9VWE4

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.313 
• R-Value Work: 0.252 
• R-Value Observed: 0.252 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.599	α = 90
b = 157.282	β = 90
c = 61.508	γ = 90

Software Package:

Software Name	Purpose
ADSC	data collection
SOLVE	phasing
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-01-06 
Deposition Author(s): Kuzin, A.P., Chen, Y., Seetharaman, J., Forouhar, F., Chinag, Y., Fang, Y., Cunningham, K., Ma, L.-C., Xiao, R., Liu, J., Baran, M.C., Acton, T.B., Rost, B., Montelione, G.T., Hunt, J.F., Tong, L., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2009-01-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.3: 2024-10-30
  Changes: Structure summary