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6S3N

Crystal structure of helicase Pif1 from Thermus oshimai in complex with ssDNA (dT)18 and ADP-VO4

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
PIF1 helicasepolymer44450440.82UniProt (K7RJ88)
Pfam (PF05970)
Thermus oshimai
2C
(C)
DNA (5'-D(P*TP*TP*TP*TP*TP*T)-3')polymer185430.51Thermus oshimai
3D
(D)
DNA (5'-D(P*TP*TP*TP*TP*TP*T)-3')polymer185455.51Thermus oshimai
4E, H
(A, B)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.22Chemie (ADP)
5F, I
(A, B)
MAGNESIUM IONnon-polymer24.32Chemie (MG)
6G, J
(A, B)
VANADATE IONnon-polymer114.92Chemie (VO4)
7K, L
(A, B)
waterwater18.035Chemie (HOH)
Sequence modifications
A, B: 64 - 507 (UniProt: K7RJ88)
PDBExternal DatabaseDetails
Thr 64Ala 64conflict
Ile 162Met 162conflict
Leu 456Pro 456conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight111767.7
Non-Polymers*Number of molecules6
Total formula weight1132.9
All*Total formula weight112900.6
*Water molecules are not included.

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PDB entries from 2025-08-06

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