9FJ3: Ubiquitin bound of coiled-coil UIM form 2

Structure of ubiquitin bound of coiled-coil UIM form 2. Determined by X-ray diffraction at 1.4 Å resolution. Released 18 Sept 2024.

Method
X-ray diffraction
Resolution
1.4 Å
Organisms
Homo sapiens, synthetic construct
Chains
6
Atoms
2,051
Mol. weight
27.34 kDa
Ligands
A1IDH
Released
18 Sept 2024

Explore 9FJ3 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9FJ3 contains 11 α-helices and 14 β-strands across 6 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: 3 helices, 7 β-strands

ElementResiduesLengthSheet
β-strand1-661
β-strand12-1761
β-strand2212
α-helix23-3412
α-helix38-403
β-strand41-4551
β-strand48-4921
α-helix50-512
β-strand5512
β-strand66-7161
Chain B: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix0-1617
Chain C: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix2-1716
Chain D: 4 helices, 7 β-strands
ElementResiduesLengthSheet
β-strand1-663
β-strand12-1763
β-strand2214
α-helix23-3412
α-helix38-403
β-strand41-4553
β-strand48-4923
α-helix50-512
β-strand5514
α-helix57-593
β-strand66-7163
Chain E: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix0-1718
Chain F: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix2-1918

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Polyubiquitin-CA, Dprotein81Homo sapiensP0CG48 (AlphaFold model)
Glu-gln-glu-ile-glu-glu-leu-glu-ile-glu-ile-ala-ile-leu-leu-ser-glu-ile-glu-glyB, Eprotein20synthetic construct
Lys-gln-lys-ile-ala-ala-leu-lys-tyr-lys-ile-ala-ala-leu-lys-gln-lys-ileC, Fprotein20synthetic construct
Sequence of entity 1 (A, D), FASTA
>9FJ3_1 Polyubiquitin-C (chains A, D)
GSGGSMQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRT
LSDYNIQKESTLHLVLRLRGG
Sequence of entity 2 (B, E), FASTA
>9FJ3_2 GLU-GLN-GLU-ILE-GLU-GLU-LEU-GLU-ILE-GLU-ILE-ALA-ILE-LEU-LEU-SER-GLU-ILE-GLU-GLY (chains B, E)
EQEIEELEIEIAILLSEIEG
Sequence of entity 3 (C, F), FASTA
>9FJ3_3 LYS-GLN-LYS-ILE-ALA-ALA-LEU-LYS-TYR-LYS-ILE-ALA-ALA-LEU-LYS-GLN-LYS-ILE (chains C, F)
KQKIAALKYKIAALKQKIQG

Ligands and cofactors

IDNameFormulaCopies
A1IDH3-[1-(2-oxidanylideneethyl)-1,2,3-triazol-4-yl]propanalC7 H9 N3 O42

Primary citation

An engineered ubiquitin binding coiled coil peptide. Vosbein, P., Vergara, P.P., Huang, D.T. et al. Chem Sci (2024) 15:15776-15782. DOI 10.1039/d4sc04204b · PubMed

Other PDB entries of the same protein (UniProt P0CG48 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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