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9CIQ

Crystal structure of human polymerase eta with incoming threofuranosyl thymine nucleoside triphosphate opposite template dA

This is a non-PDB format compatible entry.
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
DNA polymerase etapolymer43548617.71UniProt (Q9Y253)
Pfam (PF00817)
Pfam (PF21704)
Pfam (PF11799)
Homo sapiens (human)RAD30 homolog A,Xeroderma pigmentosum variant type protein
2B
(T)
DNA (5'-D(*CP*AP*TP*AP*AP*TP*GP*AP*CP*GP*CP*T)-3')polymer123646.41synthetic construct
3C
(P)
DNA (5'-D(*AP*GP*CP*GP*TP*CP*AP*T)-3')polymer82426.61synthetic construct
4D
(A)
[(3~{S},4~{R},5~{R})-5-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-4-oxidanyl-oxolan-3-yl] [oxidanyl(phosphonooxy)phosphoryl] hydrogen phosphatenon-polymer468.11Chemie (A1ANT)
5E, F
(A)
DI(HYDROXYETHYL)ETHERnon-polymer106.12Chemie (PEG)
6G, H
(A)
CALCIUM IONnon-polymer40.12Chemie (CA)
7I, J, K
(A, T, P)
waterwater18.037Chemie (HOH)
Sequence modifications
A: 1 - 432 (UniProt: Q9Y253)
PDBExternal DatabaseDetails
Gly -2-expression tag
Pro -1-expression tag
His 0-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight54690.7
Non-Polymers*Number of molecules5
Total formula weight760.5
All*Total formula weight55451.3
*Water molecules are not included.

250059

PDB entries from 2026-03-04

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