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The eukaryotic small ribosomal subunit (40S) is the smaller subunit of the eukaryotic 80S ribosomes, with the other major component being the large ribosomal subunit (60S). The "40S" and "60S" names originate from the convention that ribosomal particles are denoted according to their sedimentation coefficients in Svedberg units. It is structurally and functionally related to the 30S subunit of 70S prokaryotic ribosomes. However, the 40S subunit is much larger than the prokaryotic 30S subunit and contains many additional protein segments, as well as rRNA expansion segments.

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  • 40S és la subunitat petita dels ribosomes eucariotes. Interacciona amb el del virus de l'hepatitis C. (ca)
  • The eukaryotic small ribosomal subunit (40S) is the smaller subunit of the eukaryotic 80S ribosomes, with the other major component being the large ribosomal subunit (60S). The "40S" and "60S" names originate from the convention that ribosomal particles are denoted according to their sedimentation coefficients in Svedberg units. It is structurally and functionally related to the 30S subunit of 70S prokaryotic ribosomes. However, the 40S subunit is much larger than the prokaryotic 30S subunit and contains many additional protein segments, as well as rRNA expansion segments. (en)
  • La sous-unité ribosomique 40S est la plus petite des deux sous-unités constituant les ribosomes des eucaryotes. Il s'agit d'un complexe ribonucléoprotéique constitué d'un ARN ribosomique — l'ARNr 18S — et de protéines ribosomiques. Elle est structurellement et fonctionnellement apparentée à la petite sous-unité ribosomique 30S des ribosomes de procaryotes, mais est sensiblement plus grande qu'elle contient de nombreux segments protéiques supplémentaires ainsi que des séquences d'ARN additionnelles. La sous-unité 40S des ribosomes d'eucaryotes assure le décodage correct des ARN messagers à travers l'appariement correct des bons ARN de transfert sur les codons de l'ARNm au cours du processus de traduction génétique de la biosynthèse des protéines. Elle est la cible de la plupart des facteurs d'initiation (eIF) et interagit également avec l'IRES du virus de l'hépatite C. (fr)
  • 真核小核糖體亞基(英文:Eukaryotic small ribosomal subunit)又稱40S核糖体亚基(40S ribosomal subunit),是80S核糖體的較小亞基,該核糖體的另一成分是60S核糖體亞基。“40S”和“60S”的名稱源於核糖體顆粒根據其沉降係數以Svedberg單位表示。它在結構和功能上與的30S核糖體亞基有關。但是,40S亞基比原核30S亞基大得多,並且包含許多其他蛋白質片段以及rRNA擴展片段。 (zh)
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  • 40S és la subunitat petita dels ribosomes eucariotes. Interacciona amb el del virus de l'hepatitis C. (ca)
  • The eukaryotic small ribosomal subunit (40S) is the smaller subunit of the eukaryotic 80S ribosomes, with the other major component being the large ribosomal subunit (60S). The "40S" and "60S" names originate from the convention that ribosomal particles are denoted according to their sedimentation coefficients in Svedberg units. It is structurally and functionally related to the 30S subunit of 70S prokaryotic ribosomes. However, the 40S subunit is much larger than the prokaryotic 30S subunit and contains many additional protein segments, as well as rRNA expansion segments. (en)
  • 真核小核糖體亞基(英文:Eukaryotic small ribosomal subunit)又稱40S核糖体亚基(40S ribosomal subunit),是80S核糖體的較小亞基,該核糖體的另一成分是60S核糖體亞基。“40S”和“60S”的名稱源於核糖體顆粒根據其沉降係數以Svedberg單位表示。它在結構和功能上與的30S核糖體亞基有關。但是,40S亞基比原核30S亞基大得多,並且包含許多其他蛋白質片段以及rRNA擴展片段。 (zh)
  • La sous-unité ribosomique 40S est la plus petite des deux sous-unités constituant les ribosomes des eucaryotes. Il s'agit d'un complexe ribonucléoprotéique constitué d'un ARN ribosomique — l'ARNr 18S — et de protéines ribosomiques. Elle est structurellement et fonctionnellement apparentée à la petite sous-unité ribosomique 30S des ribosomes de procaryotes, mais est sensiblement plus grande qu'elle contient de nombreux segments protéiques supplémentaires ainsi que des séquences d'ARN additionnelles. (fr)
rdfs:label
  • 40S (ca)
  • Eukaryotic small ribosomal subunit (40S) (en)
  • Sous-unité ribosomique 40S (fr)
  • 40S核糖体亚基 (zh)
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