Subfamily

Active site type

Sequence length

Subcellular location  

Peroxiredoxin-1

Typical 2-Cys

199 AA

Cytosol, nucleus, peroxisome, mitochondria,    
endoplasmic reticulum, exosome, phagosome
Peroxiredoxin-2

Typical 2-Cys

198 AA

Cytosol, membrane, mitochondria, nucleoli
Peroxiredoxin-3

Typical 2-Cys

256 AA

Mitochondria, cytosol, nucleus, microsome,
early endosome,
Peroxiredoxin-4

Typical 2-Cys

271 AA

Cytosol, endoplasmic reticulum, mitochondria
Peroxiredoxin-5

Atypical 2-Cys

214 AA

Mitochondria, cytosol, peroxisome, nucleus,
cytoplasmic vesicle
Peroxiredoxin-6

1-Cys

224 AA

Cytosol, mitochondria, peroxisome, lysosome
Table 1: Members of the peroxiredoxin family in mammals.