A small protein, present in all eukaryotic cells, which plays an important role in tagging proteins destined for proteolytic cleavage (because they are damaged or no longer needed).

Glossary of Biotechnology for Food and Agriculture . 2015.

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  • Ubiquitin — is a highly conserved regulatory protein that is expressed in eukaryotes. Ubiquitination (or ubiquitylation) refers to the post translational modification of a protein by the covalent attachment (via an isopeptide bond) of one or more ubiquitin… …   Wikipedia

  • Ubiquitin — Bändermodell …   Deutsch Wikipedia

  • Ubiquitin B — Ubiquitin B, also known as UBB, is a human gene. PBB Summary section title = summary text = This gene encodes ubiquitin, one of the most conserved proteins known. Ubiquitin is required for ATP dependent, nonlysosomal intracellular protein… …   Wikipedia

  • Ubiquitin C — Ubiquitin C, also known as UBC, is a human gene.cite web | title = Entrez Gene: UBC ubiquitin C| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=7316| accessdate = ] PBB Summary section title = summary text …   Wikipedia

  • ubiquitin — ubiquitin. См. убикитин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • ubiquitin — A protein (8.5 kD) found in all eukaryotic cells. Can be linked to the lysine side chains of proteins by formation of an amide bond to its C terminal glycine in an ATP requiring process. The protein/ubiquitin complex is subject to rapid… …   Dictionary of molecular biology

  • Ubiquitin carboxy-terminal hydrolase L1 — (UCH L1) (EC number| is a deubiqutinating enzyme. PBB Summary section title = summary text = UCHL1 is a member of a gene family whose products hydrolyze small C terminal adducts of ubiquitin to generate the ubiquitin monomer. Expression… …   Wikipedia

  • Ubiquitin-activating enzyme — Ubiquitin activating enzymes, also known as E1 enzymes, catalyze the first step in the ubiquitination reaction that targets a protein for degradation via the proteasome. The ubiquitination process covalently attaches ubiquitin, a short protein of …   Wikipedia

  • Ubiquitin-conjugating enzyme — Ubiquitin conjugating enzymes, also known as E2 enzymes and more rarely as ubiquitin carrier enzymes , perform the second step in the ubiquitination reaction that targets a protein for degradation via the proteasome.The ubiquitination process… …   Wikipedia

  • Ubiquitin-Protein-Ligase Parkin — Masse/Länge Primärstruktur 465 Aminosäuren …   Deutsch Wikipedia

  • Ubiquitin ligase — A ubiquitin ligase (also called an E3 ubiquitin ligase) is a protein that covalently attaches ubiquitin to a lysine on a target protein via an isopeptide bond. In general, the ubiquitin ligase is involved in polyubiquitination: A second ubiquitin …   Wikipedia

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