› 4ox0

X-ray diffraction
2.49Å resolution

Crystal structure of the keratin-like domain from the MADS transcription factor Sepallata 3

Released:
DOI: 10.2210/pdb4ox0/pdb
PDB entry 4ox0 coloured by chain, front view.
PDB entry 4ox0 coloured by chain, side view.
PDB entry 4ox0 coloured by chain, top view.
Source organism: Arabidopsis thaliana
Primary publication:
Structural basis for the oligomerization of the MADS domain transcription factor SEPALLATA3 in Arabidopsis.
Puranik S, Acajjaoui S, Conn S, Costa L, Conn V, Vial A, Marcellin R, Melzer R, Brown E, Hart D, Theißen G, Silva CS, Parcy F, Dumas R, Nanao M, Zubieta C
Plant Cell 26 3603-15 (2014)
PMID: 25228343

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-127635 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Developmental protein SEPALLATA 3 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 104 amino acids
Theoretical weight: 12.02 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli
UniProt:
  • Canonical: O22456 (Residues: 75-178; Coverage: 41%)
Gene names: AGL9, At1g24260, F3I6.19, SEP3
Sequence domains: K-box region

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-4
Spacegroup: P21212
Unit cell:
a: 123.071Å b: 143.197Å c: 48.287Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.232 0.23 0.274
Expression system: Escherichia coli

Quick links

Citations

8 review citations

MADS-domain transcription factors and the floral quartet model of flower development: linking plant development and evolution.
Theißen et al. (2016)
7 more

10 mentions without citation

Structural Basis for Plant MADS Transcription Factor Oligomerization.
Lai et al. (2019)
9 more