8WH8: DDM1-nucleosome complex in ADP state

Structure of DDM1-nucleosome complex in ADP state. Determined by electron microscopy at 3.6 Å resolution. Released 17 Apr 2024.

Method
Electron microscopy
Resolution
3.6 Å
Organisms
Arabidopsis thaliana, synthetic construct
Chains
11
Atoms
14,304
Mol. weight
291.81 kDa
Ligands
ADP
Released
17 Apr 2024

Explore 8WH8 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8WH8 contains 55 α-helices and 35 β-strands across 9 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: 4 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix45-5612
α-helix64-7613
β-strand83-8421
α-helix86-11328
β-strand118-11922
α-helix121-13111
Chain B: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4111
β-strand45-4623
α-helix50-7526
β-strand8114
α-helix85-928
Chain C: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix28-369
α-helix37-393
β-strand43-4425
α-helix47-7428
β-strand78-7926
α-helix81-9010
α-helix94-974
Chain D: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix63-7311
β-strand78-7926
α-helix81-10828
β-strand113-11425
α-helix116-12611
α-helix130-14819
Chain E: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix51-544
α-helix65-7612
β-strand8414
α-helix88-11326
β-strand118-11923
α-helix121-13111
Chain F: 3 helices, 4 β-strands
ElementResiduesLengthSheet
β-strand1817
α-helix31-399
β-strand45-4622
α-helix51-7424
β-strand80-8121
α-helix83-919
β-strand97-9828
Chain G: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix28-3710
β-strand43-4429
α-helix47-7428
β-strand78110
α-helix81-9010
α-helix93-975
β-strand102-10328
Chain H: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix63-7311
β-strand78110
α-helix84-10825
β-strand113-11429
α-helix116-12510
α-helix130-14718

1 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone H3.1A, Eprotein136Arabidopsis thalianaP59226 (AlphaFold model)
Histone H4B, Fprotein103Arabidopsis thalianaP59259 (AlphaFold model)
Histone H2A.6C, Gprotein130Arabidopsis thalianaQ9LD28 (AlphaFold model)
Histone H2B.6D, Hprotein150Arabidopsis thalianaO23629 (AlphaFold model)
DNA (sense strand)IDNA147synthetic construct
DNA (antisense strand)JDNA147synthetic construct
ATP-dependent DNA helicase DDM1Kprotein765Arabidopsis thalianaQ9XFH4
Sequence of entity 1 (A, E), FASTA
>8WH8_1 Histone H3.1 (chains A, E)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRFRPGTVALREIRKYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVAALQEAAEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA
Sequence of entity 2 (B, F), FASTA
>8WH8_2 Histone H4 (chains B, F)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
IFLENVIRDAVTYTEHARRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C, G), FASTA
>8WH8_3 Histone H2A.6 (chains C, G)
MAGRGKTLGSGGAKKATSRSSKAGLQFPVGRIARFLKAGKYAERVGAGAPVYLAAVLEYL
AAEVLELAGNAARDNKKTRIVPRHIQLAVRNDEELSKLLGDVTIANGGVMPNIHNLLLPK
KAGASKPQED
Sequence of entity 4 (D, H), FASTA
>8WH8_4 Histone H2B.6 (chains D, H)
MAPRAEKKPAEKKPAAEKPVEEKSKAEKAPAEKKPKAGKKLPKEAGAGGDKKKKMKKKSV
ETYKIYIFKVLKQVHPDIGISSKAMGIMNSFINDIFEKLASESSKLARYNKKPTITSREI
QTAVRLVLPGELAKHAVSEGTKAVTKFTSS
Sequence of entity 5 (I), FASTA
>8WH8_5 DNA (sense strand) (chains I)
ATCGAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAA
ACGCACGTACGCGCTGTCCCCCGCGTTTAACCGCCCAAGGGGATTACTCCCTAGTCTCCA
GGCACGTGTCAGATATATACATCCGAT
Sequence of entity 6 (J), FASTA
>8WH8_6 DNA (antisense strand) (chains J)
ATCGGATGTATATATCTGACACGTGCCTGGAGACTAGGGAGTAATCCCCTTGGGCGGTTA
AACGCGGGGGACAGCGCGTACGTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTG
AGCGGCCTCGGCACCGGGATTCTCGAT
Sequence of entity 7 (K), FASTA
>8WH8_7 ATP-dependent DNA helicase DDM1 (chains K)
SMVSLRSRKVIPASEMVSDGKTEKDASGDSPTSVLNEEENCEEKSVTVVEEEILLAKNGD
SSLISEAMAQEEEQLLKLREDEEKANNAGSAVAPNLNETQFTKLDELLTQTQLYSEFLLE
KMEDITINGIESESQKAEPEKTGRGRKRKAASQYNNTKAKRAVAAMISRSKEDGETINSD
LTEEETVIKLQNELCPLLTGGQLKSYQLKGVKWLISLWQNGLNGILADQMGLGKTIQTIG
FLSHLKGNGLDGPYLVIAPLSTLSNWFNEIARFTPSINAIIYHGDKNQRDELRRKHMPKT
VGPKFPIVITSYEVAMNDAKRILRHYPWKYVVIDEGHRLKNHKCKLLRELKHLKMDNKLL
LTGTPLQNNLSELWSLLNFILPDIFTSHDEFESWFDFSEKNKNEATKEEEEKRRAQVVSK
LHGILRPFILRRMKCDVELSLPRKKEIIMYATMTDHQKKFQEHLVNNTLEAHLGENAIRG
QGWKGKLNNLVIQLRKNCNHPDLLQGQIDGSYLYPPVEEIVGQCGKFRLLERLLVRLFAN
NHKVLIFSQWTKLLDIMDYYFSEKGFEVCRIDGSVKLDERRRQIKDFSDEKSSCSIFLLS
TRAGGLGINLTAADTCILYDSDWNPQMDLQAMDRCHRIGQTKPVHVYRLSTAQSIETRVL
KRAYSKLKLEHVVIGQGQFHQERAKSSTPLEEEDILALLKEDETAEDKLIQTDISDADLD
RLLDRSDLTITAPGETQAAEAFPVKGPGWEVVLPSSGGMLSSLNS

Ligands and cofactors

IDNameFormulaCopies
ADPAdenosine-5'-diphosphateC10 H15 N5 O10 P21

Primary citation

Molecular basis of chromatin remodelling by DDM1 involved in plant DNA methylation. Liu, Y., Zhang, Z., Hu, H. et al. Nat Plants (2024) 10:374-380. DOI 10.1038/s41477-024-01640-z · PubMed

Other PDB entries of the same protein (UniProt P59226 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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