Names | |
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IUPAC name
(2R,3S,5R)-5-(6-Amino-9H-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol
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Other names
2′-Deoxyadenosine; α-Deoxyadenosine; dA
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.012.262 |
MeSH | 2'-deoxyadenosine |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C10H13N5O3 | |
Molar mass | 251.24192 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Deoxyadenosine (symbol dA or dAdo) is a deoxyribonucleoside. It is a derivative of the nucleoside adenosine, differing from the latter by the replacement of a hydroxyl group (-OH) by hydrogen (-H) at the 2′ position of its ribose sugar moiety. Deoxyadenosine is the DNA nucleoside A, which pairs with deoxythymidine (T) in double-stranded DNA.
In absence of adenosine deaminase (ADA) it accumulates in T lymphocytes and kills these cells resulting in a genetic disorder known as adenosine deaminase severe combined immunodeficiency disease (ADA-SCID).[1]