| CHAIN | 4 | 514 | PP2C-family Ser/Thr phosphatase | + |
| TOPO_DOM | 4 | 302 | Cytoplasmic | + |
| DOMAIN | 9 | 231 | PP2C-like | + |
| METAL | 38 | 38 | Manganese 1 | + |
| METAL | 38 | 38 | Manganese 2 | + |
| METAL | 39 | 39 | Manganese 1; via carbonyl oxygen | + |
| METAL | 118 | 118 | Manganese 3 | + |
| METAL | 160 | 160 | Manganese 3; via carbonyl oxygen | + |
| METAL | 191 | 191 | Manganese 2 | + |
| METAL | 191 | 191 | Manganese 3 | + |
| METAL | 229 | 229 | Manganese 2 | + |
| MUTAGEN | 118 | 118 | D->N: Decreases affinity for Mn3 by 4-fold, no effect on hydrolysis of p-nitrophenyl phosphate | + |
| MUTAGEN | 160 | 160 | S->A: No change in affinity for Mn3, no effect on hydrolysis of p-nitrophenyl phosphate | + |