ISDA

Deposition Date 2024-09-25

Release Date 2025-07-09

Last Version Date 2025-07-09

Entry Detail

PDB ID:

9DRC

Keywords:

REPLICATION

Title:

Ternary substrate complex of DNA polymerase iota R71A mutant with DNA (template A) and dTTP

Biological Source:

Source Organism:

Homo sapiens (Taxon ID: 9606)

Host Organism:

Escherichia coli BL21(DE3)

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.45 Å

R-Value Free:

0.29

R-Value Work:

0.24

R-Value Observed:

0.25

Space Group:

P 65 2 2

Download Validation Report

Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA polymerase iota
Gene (Uniprot):POLI
Chain IDs:A
Chain Length:420
Number of Molecules:1
Biological Source:Homo sapiens

UniProt ID:Q9UNA4 Pfam ID:PF00817, PF21999, PF11799 EC:2.7.7.7

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (5'-D(P*AP*AP*GP*GP*GP*TP*CP*CP*TP*AP*GP*GP*AP*CP*CP*C)-3')
Chain IDs:B
Chain Length:18
Number of Molecules:1
Biological Source:Homo sapiens

Ligand Molecules

TTP

Primary Citation

Visualizing DNA polymerase iota catalyze Hoogsteen-directed DNA synthesis

Frevert, Z, Reusch, D.T, Gildenberg, M.S, Jordan, S.M, Ryan, B.J, Freudenthal, B.D, Washington, M.T, Afonine, P.V, Grosse-Kunstleve, R.W, Echols, N, Headd, J.J, Moriarty, N.W, Mustyakimov, M, Terwilliger, T.C, Urzhumtsev, A, Zwart, P.H, Adams, P.D.Show

Nat Commun 16 5979 ? (2025)

DOI: 10.1038/s41467-025-61245-8

Primary Citation of related structures