Exam 3 definitions
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| 3'polyadenylation5' | show 🗑
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| show | In eukaryotic pre-mRNA processing, the location of cleavage at the 3'end of an intron. Contains an AG dinucleotide in a consensus sequence.
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| show | In mRNA processing, the location of cleavage at the 5' end of an intron. Contains a GU dinucleotide in a consensus sequence.
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| show | In pre-mRNA processing the addition of 7-methylguanosine to the nucleotide at the end of pre-mRNA by a triphosphate bridge. Methylation of adjacent nucleotides may also occur.
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| show | A specific consensus sequence of the bacterial promoter at the polymearase is bound.
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| show | nontemplate strand of DNA thart has the same 5'-to3' polarity as its transcript and the same sequence, except for T in DNA and U in RNA.
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| consensus sequence | show 🗑
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| show | reffering to a gene or sequence location that is toward the 3' direction on the coding strand.
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| show | set of regulatory sequences that bind specific transcriptional proteins that can elevate transcription of targeted eukaryotic genes.
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| show | regulatory dna sequences that can repress transcription ofspecific genes that may be located distantly from the sequence.
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| show | short double stranded segments of rna topped by a single stranded loop containing unpaired nucleotides
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| show | Inverted repeat dna sequences induce formation of 3' mrna stem loop structures that are followed by multiple uracils
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| show | spliceosome complex driven process that removes introns from eukaryotic pre mrna and ligates exons to form mature mrna
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| show | form of rna yranscribed from a geneand subsequently translated to produce a polypeptide or protien
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| show | nontemplate strand of DNA thart has the same 5'-to3' polarity as its transcript and the same sequence, except for T in DNA and U in RNA.
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| template strand | show 🗑
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| show | dna seqences that serve to stop transcription.
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| transcription factors (TFs) | show 🗑
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| polyadenylation signal sequence | show 🗑
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| precursor mRNA (pre-mRNA) | show 🗑
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| promoter | show 🗑
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| show | Accesory protein that changes the promoter recognition specificity of the bacterial rna polymearase core enzyme.
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| show | referring to a gene or seqence in location that is toward the 5' direction of the coding strand.
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| show | untranslated segment of mrna between the stop codon and the 3' end of the transcript.
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| 5' untranslated region (5'UTR) | show 🗑
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| charged tRNA | show 🗑
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| Kozak sequence | show 🗑
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| show | mrna containing the transcriptsof two or more genes
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| show | 5' UTR mrna consensus seqence that pair with nucleotides near the 3' end of 16s rrna in the small ribosomal subunit to orient the start codon on ribosome
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| show | trna not carrying an amino acid.
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| activator binding site | show 🗑
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| activator protein | show 🗑
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| allolactose | show 🗑
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| allosteric domain (allostery) | show 🗑
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| show | molecule that binds to the allosteric protein domain and subseqently induces a change in bound protein.
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| show | regulatory region downstreamof the promoter of repressible amino acid operons that exert transcriptional control based on the translationof leader peptide; the efficency of which is determined by the availabililty of specific amino acids
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| CAP binding site (CAP-cAMP complex) | show 🗑
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| show | situationwhere the presence of the catabolite represses the transcription of genes for analtrnative catabolite.
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| show | Acting on the same chromosome
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| show | principle that he operator can infuence only transcription of adjacent downstream genes
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| constitutive transcription (constitutive mutants) | show 🗑
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| corepressor | show 🗑
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| inducer | show 🗑
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| inducer-repressor complex | show 🗑
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| show | operon that is not expressed under one set of enviromental conditions, but whose transcription is activated under alternative enviromental conditions
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| induction | show 🗑
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| inhibitor | show 🗑
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| lac+ phenotype | show 🗑
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| show | bacteia that are not able to grow on a medium conating lactose as the only sugar.
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| negative control (of transcription) | show 🗑
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| operator | show 🗑
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| positive control | show 🗑
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| repressible operon | show 🗑
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| repressor protein | show 🗑
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| stem loop [3-4 (termination), 2-3(antitermination)] | show 🗑
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| translation repressor protein | show 🗑
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| DNase I hypersensitive site | show 🗑
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| epigenetic modification | show 🗑
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| geonomic imprinting | show 🗑
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| imprinting control region (ICR) | show 🗑
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| insulator sequence | show 🗑
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| open promoter | show 🗑
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| silencer sequence | show 🗑
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