GNA
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GNA全名Glycerol nucleic acid,中文直譯甘油核酸。是一種與DNA或RNA相似的化學物質,但組成物有所不同。並不存在任何目前已知的自然界生物體內。
GNA的骨架是由許多重複的甘油(DNA與RNA為五碳糖)經由磷酸酯鍵的連結所組成。雖然甘油分子只有3個碳原子,但GNA仍然可比表現出沃森-克里克鹼基配對(A對T;G對C),而且比起DNA與RNA,GNA的鹼基配對更為穩定,需要較高的融解溫度(Tm)才能解開。
[编辑] 參考文獻
- Zhang Lilu, Peritz Adam, Meggers Eric (2005), "A simple glycol nucleic acid", J Am Chem Soc 127 (12): 4174-5, PMID 15783191
- Seita, Tooru; Yamauchi, Kiyoshi; Kinoshita, Masayoshi; Imoto, Minoru. Condensation polymerization of nucleotide analogues. Die Makromolekulare Chemie (1972), 154:255-261.
- Ueda, Nasuo; Kawabata, Toshio; Takemoto, Kiichi. Synthesis of N-(2,3-dihydroxypropyl) derivatives of nucleic bases. Journal of Heterocyclic Chemistry (1971), 8(5), 827-9.
- Acevedo, Oscar L.; Andrews, Robert S. Synthesis of propane-2,3-diol combinatorial monomers. Tetrahedron Letters (1996), 37(23), 3931-3934.
- Cook, Phillip Dan; Acevedo, Oscar L.; Davis, Peter W.; Ecker, David J.; Hebert, Normand. Synthesis of acyclic oligonucleotides as antiviral and antiinflammatory agents and inhibitors of phospholipase A2. PCT Int. Appl. (1995), 126 pp. WO 9518820 A1 19950713 CAN 124:30276 AN 1995:982328
- Cook, Phillip Dan; Acevedo, Oscar L.; Davis, Peter W.; Ecker, David J.; Hebert, Normand. Preparation of ethylene glycol phosphate linked oligodeoxyribonucleotides as phospholipase A2 inhibitors. U.S. (1999), 39 pp., Cont.-in-part of U.S. Ser. No. 179,970. CODEN: USXXAM US 5886177 A 19990323 CAN 130:237811 AN 1999:205354
[编辑] 外部連結
- Meggers Laboratory
- Simpler than DNA - Chemical and engineering news
| 主要生物化学物质种类 | ||
| 肽 | 氨基酸 | 核酸 | 糖类 | 核苷糖 | 脂類 | 萜类 | 类胡萝卜素 | 四吡咯 | 辅因子 | 类固醇 | 类黄酮 | 生物碱 | 聚酮 | 配糖类 | ||
| Analogues of nucleic acids: | 核酸類型 | Analogues of nucleic acids: |
| 鹼基: | 嘌呤(腺嘌呤/鳥嘌呤) | 嘧啶(尿嘧啶/胸腺嘧啶/胞嘧啶) | |
|---|---|---|
| 核苷: | 腺苷/去氧腺苷 | 鳥苷/去氧鳥苷 | 尿苷 | 胸苷 | 胞苷/去氧胞苷 | |
| 核苷酸: | AMP/UMP/TMP/GMP/CMP | ADP/UDP/TDP/GDP/CDP | ATP/UTP/TTP/GTP/CTP | cAMP/cGMP/cADPR | |
| 去氧核苷酸: | dAMP/dTMP/dGMP/dCMP | dADP/dTDP/dGDP/dCDP | dATP/dTTP/dGTP/dCTP | |
| 核糖核酸: | RNA | mRNA | piRNA | tRNA | rRNA | ncRNA | gRNA | shRNA | siRNA | snRNA | miRNA | snoRNA | |
| 去氧核糖核酸: | DNA | mtDNA | cDNA | 質體 | 黏質體 | BAC | YAC | HAC | |
| 核酸相似物: | GNA | PNA | TNA | LNA | 嗎啉基(Morpholino) | |

