› 3c6n

X-ray diffraction
2.6Å resolution

Small molecule agonists and antagonists of F-box protein-substrate interactions in auxin perception and signaling

Released:
DOI: 10.2210/pdb3c6n/pdb
PDB entry 3c6n coloured by chain, front view.
PDB entry 3c6n coloured by chain, side view.
PDB entry 3c6n coloured by chain, top view.
Source organism: Arabidopsis thaliana
Primary publication:
Small-molecule agonists and antagonists of F-box protein-substrate interactions in auxin perception and signaling.
Hayashi K, Tan X, Zheng N, Hatate T, Kimura Y, Kepinski S, Nozaki H
Proc Natl Acad Sci U S A 105 5632-7 (2008)
PMID: 18391211

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174445 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
SKP1-like protein 1A Chain: A
Molecule details ›
Chain: A
Length: 160 amino acids
Theoretical weight: 17.88 KDa
Source organism: Arabidopsis thaliana
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q39255 (Residues: 1-160; Coverage: 100%)
Gene names: ASK1, At1g75950, SKP1, SKP1A, T4O12.17, UIP1
Sequence domains:
Protein TRANSPORT INHIBITOR RESPONSE 1 Chain: B
Molecule details ›
Chain: B
Length: 594 amino acids
Theoretical weight: 66.88 KDa
Source organism: Arabidopsis thaliana
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q570C0 (Residues: 1-594; Coverage: 100%)
Gene names: At3g62980, FBL1, T20O10.80, TIR1, WEI1
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand IHP 1 x IHP
Ligand 2S8 1 x 2S8
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: C2
Unit cell:
a: 102.51Å b: 80.661Å c: 125.071Å
α: 90° β: 104.95° γ: 90°
R-values:
R R work R free
0.19 0.185 0.281
Expression system: Spodoptera frugiperda

Quick links

Citations

38 review citations

The ubiquitin-26S proteasome system at the nexus of plant biology.
Vierstra RD. (2009)
37 more

3 mentions without citation

Targeting Cullin-RING E3 ubiquitin ligases for drug discovery: structure, assembly and small-molecule modulation.
Bulatov et al. (2015)
2 more