3F9Y: Histone-lysine N-methyltransferase SETD8

Structural Insights into Lysine Multiple Methylation by SET Domain Methyltransferases, SET8-Y334F / H4-Lys20me1 / AdoHcy. Determined by X-ray diffraction at 1.5 Å resolution. Released 25 Nov 2008.

Method
X-ray diffraction
Resolution
1.5 Å
Organism
Homo sapiens
Chains
4
Atoms
2,978
Mol. weight
40.91 kDa
Ligands
SAH
Released
25 Nov 2008

Explore 3F9Y in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3F9Y contains 15 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: 8 helices, 13 β-strands

ElementResiduesLengthSheet
α-helix195-21218
β-strand218-22361
β-strand227-23261
β-strand23612
β-strand241-24553
β-strand248-25144
α-helix252-26211
β-strand272-27764
β-strand280-28564
α-helix294-2963
α-helix2971
β-strand298-29925
β-strand305-31283
β-strand315-32283
β-strand32612
α-helix3301
β-strand33111
α-helix3321
β-strand333-33425
α-helix341-3466
α-helix348-3514
Chain B: 7 helices, 13 β-strands
ElementResiduesLengthSheet
α-helix195-21218
β-strand218-22366
β-strand227-23266
β-strand23617
β-strand241-24558
β-strand248-25149
α-helix252-26211
β-strand272-27769
β-strand280-28569
α-helix294-2963
β-strand298-299210
β-strand305-31288
β-strand315-32288
β-strand32617
α-helix3301
β-strand33116
α-helix3321
β-strand333-334210
α-helix341-3466
α-helix348-3514
Chains E and F: 0 helices, 1 β-strand
ElementResiduesLengthSheet
β-strand20-2124

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone-lysine N-methyltransferase SETD8A, Bprotein166Homo sapiensQ9NQR1 (AlphaFold model)
Histone H4E, Fprotein10P62805 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>3F9Y_1 Histone-lysine N-methyltransferase SETD8 (chains A, B)
GAMGSRKSKAELQSEERKRIDELIESGKEEGMKIDLIDGKGRGVIATKQFSRGDFVVEYH
GDLIEITDAKKREALYAQDPSTGCYMYYFQYLSKTYCVDATRETNRLGRLINHSKCGNCQ
TKLHDIDGVPHLILIASRDIAAGEELLFDYGDRSKASIEAHPWLKH
Sequence of entity 2 (E, F), FASTA
>3F9Y_2 Histone H4 (chains E, F)
AKRHRKVLRD

Ligands and cofactors

IDNameFormulaCopies
SAHS-adenosyl-L-homocysteineC14 H20 N6 O5 S2

Primary citation

Structural origins for the product specificity of SET domain protein methyltransferases. Couture, J.F., Dirk, L.M., Brunzelle, J.S. et al. Proc Natl Acad Sci U S A (2008) 105:20659-20664. DOI 10.1073/pnas.0806712105 · PubMed

Other PDB entries of the same protein (UniProt Q9NQR1 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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