| 单词 | purine base |
| 释义 | > as lemmaspurine base purine base n. a base with a structure related to purine; spec. either of the nucleotide-forming bases adenine and guanine. ΚΠ 1903 Jrnl. Chem. Soc. 84 ii. 679 Various fungi..decompose nucleic acid with the liberation of phosphoric acid and purine bases. 1933 S. W. Cole Pract. Physiol. Chem. (ed. 9) iv. 104 (table) Thymus nucleic acid. Phosphoric acid (4 mols.) 2-desoxy-aldo-pentose (4 mols.)..Guanine..Adenine..Purine bases. Cytosine..Thymine..Pyrimidine bases. 1949 H. W. C. Vines Green's Man. Pathol. (ed. 17) vi. 121 Uric acid is derived from the catabolism of nucleo-protein, which is hydrolysed first to nucleic acid and then to the purin bases; uric acid is trioxy-purin. 1990 Nucleic Acids Res. 18 4081/1 In all sequences studied here containing a wobble mispair, the purine base at the mispair site shifts into the minor groove. < as lemmas |
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