› 3km2

X-ray diffraction
3.1Å resolution

As-isolated TOMATO CHLOROPLAST SUPEROXIDE DISMUTASE

Released:
DOI: 10.2210/pdb3km2/pdb
PDB entry 3km2 coloured by chain, front view.
PDB entry 3km2 coloured by chain, side view.
PDB entry 3km2 coloured by chain, top view.
Source organism: Solanum lycopersicum
Entry authors: Galaleldeen A, Taylor AB, Hart PJ

Function and Biology Details

Reaction catalysed: 
2 superoxide + 2 H(+) = O(2) + H(2)O(2)
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-147102 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase [Cu-Zn], chloroplastic Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X
Length: 154 amino acids
Theoretical weight: 15.64 KDa
Source organism: Solanum lycopersicum
Expression system: Escherichia coli
UniProt:
  • Canonical: P14831 (Residues: 64-217; Coverage: 71%)
Gene name: SODCP.2
Sequence domains: Copper/zinc superoxide dismutase (SODC)
Structure domains: Superoxide dismutase, copper/zinc binding domain

Ligands and Environments

1 bound ligand:
Ligand ZN 24 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: P212121
Unit cell:
a: 142.033Å b: 144.523Å c: 192.178Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.222 0.22 0.252
Expression system: Escherichia coli

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