ISDA: 9MI8

Deposition Date 2024-12-12

Release Date 2026-03-04

Last Version Date 2026-03-04

Entry Detail

PDB ID:

9MI8

Keywords:

DNA BINDING PROTEIN

Title:

Human PARP1 N-terminal domains bound to nicked DNA

Biological Source:

Source Organism(s):

Homo sapiens (Taxon ID: 9606)

Expression System(s):

Escherichia coli

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.60 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

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Macromolecular Entities

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Poly [ADP-ribose] polymerase 1
Gene (Uniprot):PARP1
Chain IDs:A
Chain Length:1034
Number of Molecules:1
Biological Source:Homo sapiens

UniProt ID:P09874 Pfam ID:PF00645, PF21728, PF08063, PF00533, PF05406, PF02877, PF00644 EC:2.4.2.30

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (48-MER)
Chain IDs:B
Chain Length:48
Number of Molecules:1
Biological Source:Homo sapiens

Ligand Molecules

Primary Citation

PARP1-HPF1 structure and dynamics on nicked DNA suggest a mechanism for acute and localized ADP-ribosylation.

Sverzhinsky, A, Xue, H, Langelier, M.F, Muniz Correa, M.V, Del Mundo, J, Classen, S, Hammel, M, Rothenberg, E, Pascal, J.M.Show

Nat Commun ? ? ? (2026)

PMID: 41698892 DOI: 10.1038/s41467-026-69375-3

Primary Citation of related structures

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