Properties of tissue inhibitors of metalloproteinases (TIMPs)
| TIMP-1 | TIMP-2 | TIMP-3 | TIMP-4 | |
| Chromosome location (human) | Xp11.23–11.4 | 17q2.3–2.5 | 22q12.1–13.2 | unknown |
| Protein (kDa) | 28 | 21 | 24 | 22 |
| mRNA (kB) | 0.9 | 3.5 (1.0) | 4.5 (5.0, 2.4, 2.6, 2.8) | 1.2 (1.4) |
| Expression | inducible | mainly constitutive | inducible | unknown |
| Main form of molecule | secreted | secreted | ECM associated | secreted |









