3nme

X-ray diffraction
2.4Å resolution

Structure of a plant phosphatase

Released:
Source organism: Arabidopsis thaliana
Primary publication:
Structural basis for the glucan phosphatase activity of Starch Excess4.
Proc Natl Acad Sci U S A 107 15379-84 (2010)
PMID: 20679247

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-190307 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphoglucan phosphatase DSP4, chloroplastic Chains: A, B
Molecule details ›
Chains: A, B
Length: 294 amino acids
Theoretical weight: 33.78 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9FEB5 (Residues: 90-379; Coverage: 77%)
Gene names: At3g52180, DSP4, F4F15.290, PTPKIS1, SEX4
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P212121
Unit cell:
a: 59.408Å b: 73.943Å c: 162.382Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.199 0.25
Expression system: Escherichia coli BL21