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Pentapeptide Repeat
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
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Das Pentapeptide Repeat (zu deutsch βPentapeptidwiederholungβ) ist ein Sequenzmotiv in manchen Proteinen.cite-ref-1[1]cite-ref-2[2]
Contents
β’ Eigenschaften
β’ Einzelnachweise
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
Eigenschaften
Das Pentapeptide Repeat besteht aus Wiederholungseinheiten der AminosΓ€uresequenz Ala-Asp/Asn-Leu und zwei beliebigen AminosΓ€uren (kurz: A(D/N)LXX). Die Funktion ist bisher unbekannt, mΓΆglicherweise ist das Pentapeptide Repeat ein proteinbasiertes Strukturanalogon von DNA.cite-ref-shah-3-0[3] Einige Proteine mit Pentapeptide Repeat sind als Ξ²-Helix aufgebaut, mit einem ungefΓ€hr quadratischen Querschnitt.cite-ref-shah-3-1[3]
Einzelnachweise
cite-note-11. β A. Bateman, A. G. Murzin, S. A. Teichmann: Structure and distribution of pentapeptide repeats in bacteria. In: Protein science : a publication of the Protein Society. Band 7, Nummer 6, Juni 1998, S. 1477β1480, doi:10.1002/pro.5560070625, PMID 9655353, PMC 2144021 (freier Volltext).
cite-note-shah-33. β S. Shah, J. G. Heddle: Squaring up to DNA: pentapeptide repeat proteins and DNA mimicry. In: Applied Microbiology and Biotechnology. Band 98, Nummer 23, Dezember 2014, S. 9545β9560, doi:10.1007/s00253-014-6151-3, PMID 25343976.