2F2G

X-Ray Structure of Gene Product From Arabidopsis Thaliana AT3G16990

• PDB DOI: https://doi.org/10.2210/pdb2F2G/pdb
• Entry: 2F2G supersedes: 1Q4M

• Classification: PLANT PROTEIN
• Organism(s): Arabidopsis thaliana
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2005-11-16 Released: 2005-12-13 
• Deposition Author(s): Wesenberg, G.W., Smith, D.W., Phillips Jr., G.N., Johnson, K.A., Bitto, E., Bingman, C.A., Center for Eukaryotic Structural Genomics (CESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.234 
• R-Value Work: 0.170 
• R-Value Observed: 0.173 

Re-refinement Note

A newer entry is available that reflects an alternative modeling of the original data: 2Q4X

Literature

Crystal structure of gene locus At3g16990 from Arabidopsis thaliana

Blommel, P.G., Smith, D.W., Bingman, C.A., Dyer, D.H., Rayment, I., Holden, H.M., Fox, B.G., Phillips Jr., G.N.

(2004) Proteins 57: 221-222

• PubMed: 15326608 
• DOI: https://doi.org/10.1002/prot.20213
• Primary Citation of Related Structures:  
  2F2G

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Organizational Affiliation: 

Center for Eukaryotic Structural Genomics, Department of Biochemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 51.33 kDa 
• Atom Count: 3,896 
• Modelled Residue Count: 426 
• Deposited Residue Count: 442 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SEED MATURATION PROTEIN PM36 HOMOLOG	A, B	221	Arabidopsis thaliana	Mutation(s): 5  Gene Names: At3g16990 EC: 3.5.1 (UniProt), 3.5.99.2 (UniProt)
UniProt
Find proteins for Q9ASY9 (Arabidopsis thaliana) Explore Q9ASY9  Go to UniProtKB:  Q9ASY9

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HMH	D [auth A], H [auth B]	4-AMINO-5-HYDROXYMETHYL-2-METHYLPYRIMIDINE C6 H9 N3 O VUTBELPREDJDDH-UHFFFAOYSA-N
SO4	C [auth A], E [auth B], F [auth B], G [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

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: 2.10 Å
• R-Value Free: 0.234 
• R-Value Work: 0.170 
• R-Value Observed: 0.173 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.7	α = 90
b = 62.7	β = 90
c = 287.621	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-12-13 
Deposition Author(s): Wesenberg, G.W., Smith, D.W., Phillips Jr., G.N., Johnson, K.A., Bitto, E., Bingman, C.A., Center for Eukaryotic Structural Genomics (CESG)
• This entry supersedes: 1Q4M

Revision History  

• Version 1.0: 2005-12-13
  Type: Initial release
  
• Version 1.1: 2008-02-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description