3o2r
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Structural flexibility in region involved in dimer formation of nuclease domain of Ribonuclase III (rnc) from Campylobacter jejuni
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Structural highlights
FunctionRNC_CAMJE Digests double-stranded RNA. Involved in the processing of primary rRNA transcript to yield the immediate precursors to the large and small rRNAs (23S and 16S). Also processes some mRNAs, and tRNAs when they are encoded in the rRNA operon (By similarity). CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids). CRISPR clusters contain spacers, sequences complementary to antecedent mobile elements, and target invading nucleic acids. CRISPR clusters are transcribed and processed into CRISPR RNA (crRNA). In this organism endogenous ribonuclease 3 and Cas9 are required for correct coprocessing of pre-crRNA and the trans-encoded small RNA (tracrRNA). Cas9, crRNA and tracrRNA are required for cleavage of invading DNA (Probable). Complements pre-crRNA and tracrRNA coprocessing defects in an rnc deletion in S.pyogenes strain 370 (PubMed:24270795).[1] Evolutionary Conservation![]() Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf. See AlsoReferences
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This page was last modified 09:26, 6 September 2023.