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1NKB

A BACILLUS DNA POLYMERASE I PRODUCT COMPLEX BOUND TO A GUANINE-THYMINE MISMATCH AFTER THREE ROUNDS OF PRIMER EXTENSION, FOLLOWING INCORPORATION OF DCTP, DGTP, AND DTTP.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(B)
DNA PRIMER STRANDpolymer133992.61
2B
(C)
DNA TEMPLATE STRANDpolymer154601.01
3C
(A)
DNA POLYMERASE Ipolymer58066172.81UniProt (P52026)
Pfam (PF22619)
Pfam (PF00476)
Geobacillus stearothermophilus
4D, E
(D, E)
beta-D-fructofuranose-(2-1)-alpha-D-glucopyranosebranched342.32In PDB
BIRD (PRD_900003)
sucrose
5F, G, H
(A)
SULFATE IONnon-polymer96.13Chemie (SO4)
6I
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
7J, K, L
(B, C, A)
waterwater18.0352Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight74766.4
BranchedNumber of molecules2
Total formula weight684.6
Non-Polymers*Number of molecules4
Total formula weight312.5
All*Total formula weight75763.5
*Water molecules are not included.

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PDB entries from 2025-07-30

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