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ribozyme
Items for "ribozyme"
Group II introns: structure, folding and splicing mechanism
Group II introns are large autocatalytic RNAs found in organellar genomes of plants and lower eukaryotes, as well as in some bacterial genomes...
Keywords: catalytic RNA, protein-assisted splicing, ribozyme
07/2007 | Biological Chemistry, Walter de GruyterExpression of protein-coding genes embedded in ribosomal DNA
Ribosomal DNA (rDNA) is a specialised chromosomal location that is dedicated to high-level transcription of ribosomal RNA genes...
Keywords: group I intron, homing endonuclease gene, ribosomal DNA, ribozyme, RNA processing
07/2007 | Biological Chemistry, Walter de GruyterThe spliceosome: a ribozyme at heart?
The spliceosome, the multi-megadalton molecular machine that performs splicing, consists of over 200 different proteins and five small nuclear RNAs (snRNAs)...
Keywords: active site, catalysis, ribozyme, splicing mechanism, U6 snRNA
07/2007 | Biological Chemistry, Walter de GruyterRNA self-processing towards changed topology and sequence oligomerization
Reversible chemistry, allowing for chain-forming as well as chain-breaking steps, is important for biological self-organization...
Keywords: catalysis, cleavage, cyclic RNA, ligation, ribozyme, RNA world
07/2007 | Biological Chemistry, Walter de Gruyter