9FSJ: HECT domain of Smurf 1

Crystal structure of the HECT domain of Smurf 1 in complex with inhibitor 8. Determined by X-ray diffraction at 2.05 Å resolution. Released 16 Apr 2025.

Method
X-ray diffraction
Resolution
2.05 Å
Organism
Homo sapiens
Chains
1
Atoms
3,316
Mol. weight
44.35 kDa
Ligands
TJQ
Released
16 Apr 2025

Explore 9FSJ in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9FSJ contains 24 α-helices and 13 β-strands across 1 chain. 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: 24 helices, 13 β-strands

ElementResiduesLengthSheet
α-helix376-39116
β-strand398-40361
α-helix408-41710
α-helix421-4244
β-strand427-43261
α-helix442-45413
α-helix458-4603
β-strand463-46532
β-strand473-47532
α-helix479-4813
α-helix485-50117
β-strand51012
α-helix512-5187
α-helix522-5243
α-helix525-5284
α-helix533-54412
β-strand55413
β-strand556-55944
β-strand566-56944
α-helix574-5763
β-strand57813
α-helix584-59714
α-helix601-61414
α-helix617-6204
α-helix625-63511
α-helix640-6456
β-strand647-65045
α-helix657-66812
α-helix671-68212
α-helix692-6943
α-helix695-6973
β-strand707-71155
α-helix719-7202
β-strand721-72335
α-helix724-7263
β-strand728-73145
α-helix737-74812

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
E3 ubiquitin-protein ligase SMURF1Aprotein377Homo sapiensQ9HCE7 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>9FSJ_1 E3 ubiquitin-protein ligase SMURF1 (chains A)
GPDLVQKLKVLRHELSLQQPQAGHCRIEVSREEIFEESYRQIMKMRPKDLKKRLMVKFRG
EEGLDYGGVAREWLYLLCHEMLNPYYGLFQYSTDNIYMLQINPDSSINPDHLSYFHFVGR
IMGLAVFHGHYINGGFTVPFYKQLLGKPIQLSDLESVDPELHKSLVWILENDITPVLDHT
FCVEHNAFGRILQHELKPNGRNVPVTEENKKEYVRLYVNWRFMRGIEAQFLALQKGFNEL
IPQHLLKPFDQKELELIIGGLDKIDLNDWKSNTRLKHCVADSNIVRWFWQAVETFDEERR
ARLLQFVTGSTRVPLQGFKALQGSTGAAGPRLFTIHLIDANTDNLPKAHTCFNRIDIPPY
ESYEKLYEKLLTAVEET

Ligands and cofactors

IDNameFormulaCopies
TJQethyl 5-[1,3-benzodioxol-5-ylmethyl(ethyl)carbamoyl]-2,4-dimethyl-1~{H}-pyrrole…C20 H24 N2 O51

Primary citation

Therapeutic potential of allosteric HECT E3 ligase inhibition. Rothman, A.M.K., Florentin, A., Zink, F. et al. Cell (2025) 188:2603. DOI 10.1016/j.cell.2025.03.001 · PubMed

Other PDB entries of the same protein (UniProt Q9HCE7 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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