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http://purl.uniprot.org/citations/22235650http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/22235650http://www.w3.org/2000/01/rdf-schema#comment"A new group of small noncoding RNAs of 24-30 nucleotides in length, piRNAs, are mainly expressed in germline cells. They form complexes with Piwi proteins, members of the Argonaute family and unlike other small RNAs they are created without RNase Dicer participation. They are present in male and female germinal cells of numerous animals, from flies to humans. The piRNA biogenesis mechanism is unknown, however, it is postulated that they are formed from long single-stranded RNA precursors coded by repetitive sequences occurring in the genome. A large part of piRNA corresponds to retrotranspozon sequences, which may indicate their participation in silencing the mobile elements and maintaining genome integrity of germinal cells. However, disruption of the piRNA biosynthesis pathway and mutations genes encoding Piwi proteins cause the activation of transpozons and a number of defects in the course of gametogenesis, resulting in reproduction disturbance. In this review, the current state of knowledge on the structure, biogenesis and function of piRNA and their interactions with Piwi proteins is presented."xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/author"Wrzesinski J."xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/author"Kowalczykiewic D."xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/date"2011"xsd:gYear
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/name"Postepy Biochem"xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/pages"249-256"xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/title"[The role of piRNA and Piwi proteins in regulation of germline development]."xsd:string
http://purl.uniprot.org/citations/22235650http://purl.uniprot.org/core/volume"57"xsd:string
http://purl.uniprot.org/citations/22235650http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/22235650
http://purl.uniprot.org/citations/22235650http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/22235650
http://purl.uniprot.org/uniprot/#_Q96J94-mappedCitation-22235650http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/22235650
http://purl.uniprot.org/uniprot/Q96J94http://purl.uniprot.org/core/mappedCitationhttp://purl.uniprot.org/citations/22235650