1FS2: SKP2

Insights into scf ubiquitin ligases from the structure of the SKP1-SKP2 complex. Determined by X-ray diffraction at 2.9 Å resolution. Released 29 Nov 2000.

Method
X-ray diffraction
Resolution
2.9 Å
Organism
Homo sapiens
Chains
4
Atoms
6,035
Mol. weight
93.57 kDa
Released
29 Nov 2000

Explore 1FS2 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1FS2 contains 44 α-helices and 28 β-strands across 4 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: 15 helices, 11 β-strands

ElementResiduesLengthSheet
α-helix109-1113
α-helix114-1229
α-helix126-1327
α-helix137-1437
α-helix146-1494
β-strand192-19431
α-helix195-1973
α-helix207-2148
β-strand222-22431
β-strand22912
α-helix232-2387
β-strand246-24831
β-strand25312
α-helix257-26610
β-strand272-27431
α-helix283-29210
β-strand299-30131
α-helix311-32010
β-strand326-32831
α-helix337-3393
α-helix340-3434
β-strand351-35331
α-helix362-3709
β-strand376-37831
α-helix385-39410
β-strand399-40021
Chains B and D: 7 helices, 3 β-strands
ElementResiduesLengthSheet
β-strand3-863
β-strand13-1753
α-helix18-214
α-helix25-339
β-strand44-4743
α-helix52-6413
α-helix87-926
α-helix97-11014
α-helix113-12715
α-helix132-1398
Chain C: 15 helices, 11 β-strands
ElementResiduesLengthSheet
α-helix109-1113
α-helix114-1229
α-helix126-1327
α-helix137-1437
α-helix146-1494
β-strand192-19434
α-helix195-1984
α-helix207-2148
β-strand222-22434
β-strand22915
α-helix232-2387
β-strand246-24834
β-strand25315
α-helix257-26610
β-strand272-27434
α-helix283-29210
β-strand299-30134
α-helix311-32010
β-strand326-32834
α-helix337-3393
α-helix340-3434
β-strand351-35334
α-helix362-3709
β-strand376-37834
α-helix385-39410
β-strand399-40024

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
SKP2A, Cprotein272Homo sapiensQ13309 (AlphaFold model)
SKP1B, Dprotein141Homo sapiensP63208 (AlphaFold model)
Sequence of entity 1 (A, C), FASTA
>1FS2_1 SKP2 (chains A, C)
RENFPGVSWDSLPDELLLGIFSCLCLPELLKVSGVCKRWYRLASDESLWQTLDEFRVQHM
DLSNSVIEVSTLHGILSQCSKLQNLSLEGLRLSDPIVNTLAKNSNLVRLNLSGCSGFSEF
ALQTLLSSCSRLDELNLSWCFDFTEKHVQVAVAHVSETITQLNLSGYRKNLQKSDLSTLV
RRCPNLVHLDLSDSVMLKNDCFQEFFQLNYLQHLSLSRCYDIIPETLLELGEIPTLKTLQ
VFGIVPDGTLQLLKEALPHLQINCSHFTTIAR
Sequence of entity 2 (B, D), FASTA
>1FS2_2 SKP1 (chains B, D)
MPSIKLQSSDGEIFEVDVEIAKQSVTIKTMLEDLGMDPVPLPNVNAAILKKVIQWCTHHK
DDPPPPEDDENKEKRTDDIPVWDQEFLKVDQGTLFELILAANYLDIKGLLDVTCKTVANM
IKGKTPEEIRKTFNIKNDFTE

Primary citation

Insights into SCF ubiquitin ligases from the structure of the Skp1-Skp2 complex. Schulman, B.A., Carrano, A.C., Jeffrey, P.D. et al. Nature (2000) 408:381-386. DOI 10.1038/35042620 · PubMed

Other PDB entries of the same protein (UniProt Q13309 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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