A sub-class of protein tyrosine phosphatases that contain an additional phosphatase activity which cleaves phosphate ester bonds on SERINE or THREONINE residues that are located on the same protein. (mesh:D054637)
| Synonym | Reference | Specificity |
| DUSP | Exact |
| Identifier | Name | Relation |
| HGNC:3068 | DUSP2 | isa |
| HGNC:3064 | DUSP1 | isa |
| HGNC:3069 | DUSP3 | isa |
| HGNC:3072 | DUSP6 | isa |
| HGNC:3070 | DUSP4 | isa |
| HGNC:3071 | DUSP5 | isa |