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9URQ

Crystal structure of Ade1301 DNA aptamer (two strands) bound to adenosine at 1.38 angstrom

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
DNA (26-MER)polymer267987.21synthetic construct
2B
(B)
DNA (5'-D(*GP*AP*GP*TP*TP*TP*CP*GP*AP*AP*GP*GP*TP*CP*GP*TP*GP*A)-3')polymer185611.61synthetic construct
3C
(A)
ADENOSINEnon-polymer267.21Chemie (ADN)
PubChem (60961)
4D, E, F, J
(A, B)
CALCIUM IONnon-polymer40.14Chemie (CA)
PubChem (271)
5G, H, I
(A)
SODIUM IONnon-polymer23.03Chemie (NA)
PubChem (923)
6K, L
(A, B)
waterwater18.0117Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight13598.8
Non-Polymers*Number of molecules8
Total formula weight496.5
All*Total formula weight14095.3
*Water molecules are not included.

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PDB entries from 2026-11-04

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