这个词是什么意思？
Constituent of the 50S subunit of prokaryotic ribosomes containing about 120 nucleotides and 34 proteins. It is also a constituent of the 60S subunit of eukaryotic ribosomes. 5S rRNA is involved in initiation of polypeptide synthesis.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D012341 · MeSH 2026。
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