PDBe 1v1g

X-ray diffraction
2.7Å resolution

Structure of the Arabidopsis thaliana SOS3 complexed with Calcium(II) ion


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Calcineurin B-like protein 4 Chain: A
Molecule details ›
Chain: A
Length: 222 amino acids
Theoretical weight: 25.73 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli BL21(DE3)
  • Canonical: O81223 (Residues: 1-222; Coverage: 100%)
Gene names: At5g24270, CBL4, MOP9.8, SOS3
Structure domains: EF-hand

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM16
Spacegroup: I41
Unit cell:
a: 91.6Å b: 91.6Å c: 85.4Å
α: 90° β: 90° γ: 90°
R R work R free
0.237 0.235 0.264
Expression system: Escherichia coli BL21(DE3)