7S7L: Stromelysin-1

Complex of tissue inhibitor of metalloproteinases-1 (TIMP-1) mutant (L34G/M66S/E67Y/L133N/S155L) with matrix metalloproteinase-3 catalytic domain (MMP-3cd). Determined by X-ray diffraction at 2.34 Å resolution. Released 16 Mar 2022.

Method
X-ray diffraction
Resolution
2.34 Å
Organism
Homo sapiens
Chains
2
Atoms
2,726
Mol. weight
40.77 kDa
Ligands
CA, ZN
Released
16 Mar 2022

Explore 7S7L in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7S7L contains 17 α-helices and 19 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 5 helices, 8 β-strands

ElementResiduesLengthSheet
α-helix88-892
β-strand96-10161
α-helix110-12516
β-strand131-13441
β-strand142-14761
β-strand162-16761
β-strand178-18141
β-strand186-18722
β-strand193-19422
α-helix195-20713
β-strand22211
α-helix229-2313
α-helix236-24611
Chain B: 12 helices, 11 β-strands
ElementResiduesLengthSheet
β-strand2-431
α-helix5-73
α-helix8-147
β-strand17-30143
β-strand35-47133
α-helix49-513
β-strand60-6453
α-helix67-693
β-strand82-9093
β-strand93-9533
β-strand102-10433
α-helix105-1073
α-helix110-1145
α-helix115-1195
α-helix120-1234
β-strand128-13144
α-helix137-1393
β-strand144-14744
α-helix150-1523
α-helix155-1573
α-helix159-1635
β-strand164-17075
β-strand173-17865

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Stromelysin-1Aprotein173Homo sapiensP08254 (AlphaFold model)
Metalloproteinase inhibitor 1Bprotein184Homo sapiensP01033 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>7S7L_1 Stromelysin-1 (chains A)
FRTFPGIPKWRKTHLTYRIVNYTPDLPKDAVDSAVEKALKVWEEVTPLTFSRLYEGEADI
MISFAVREHGDFYPFDGPGNVLAHAYAPGPGINGDAHFDDDEQWTKDTTGTNLFLVAAHE
IGHSLGLFHSANTEALMYPLYHSLTDLTRFRLSQDDINGIQSLYGPPPDSPET
Sequence of entity 2 (B), FASTA
>7S7L_2 Metalloproteinase inhibitor 1 (chains B)
CTCVPPHPQTAFCNSDLVIRAKFVGTPEVNQTTGYQRYEIKMTKMYKGFQALGDAADIRF
VYTPASYSVCGYFHRSHNRSEEFLIAGKLQDGLLHITTCSFVAPWNSLSLAQRRGFTKTY
TVGCEECTVFPCNSIPCKLQSGTHCLWTDQLLQGLEKGFQSRHLACLPREPGLCTWQSLR
SQIA

Ligands and cofactors

IDNameFormulaCopies
CACalcium ionCa3
ZNZinc ionZn2

Water and common crystallization additives (CL, TRS, SO4, ACT, GOL) are not listed.

Primary citation

Engineering of tissue inhibitor of metalloproteinases TIMP-1 for fine discrimination between closely related stromelysins MMP-3 and MMP-10. Raeeszadeh-Sarmazdeh, M., Coban, M., Mahajan, S. et al. J Biol Chem (2022) 298:101654-101654. DOI 10.1016/j.jbc.2022.101654 · PubMed

Other PDB entries of the same protein (UniProt P08254 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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