*  exon within intron
... Shengxian Wang shen at CUBSPS.BIO.COLUMBIA.EDU Wed Feb 5 22:36:35 EST 1997 *Previous message: Fly feeding ... resides in another gene's intron region. I heard of examples, but would like to have a few papers to look at. Could someone ...
  http://www.bio.net/bionet/mm/dros/1997-February/002731.html
*  PPT - Group II Self-Splicing Introns PowerPoint Presentation - ID:3387240
Domain Structure of a Group II Intron. A. 5' exon. 3' exon. Chemistry of Group II Self-Splicing. 1st step. 2nd step. lariat. ... pre-rRNA of fungal and plant mitochondria -majority of chloroplast introns -several classes -require Mg 2+ -no cofactor. ... Group II Self-Splicing Introns. -pre-rRNA of fungal and plant mitochondria -majority of chloroplast introns -several classes - ... Domain Structure of a Group II Intron. A. 5' exon. 3' exon. Chemistry of Group II Self-Splicing. 1st step. 2nd step. lariat. ...
  https://www.slideserve.com/guang/group-ii-self-splicing-introns
*  Determination of the Intrinsic Affinities of Multiple Site-Specific Mg2+Ions Coordinated to Domain 6 of a Group II Intron...
Group II introns are large metallo-ribozymes that use divalent metal ions in folding and catalysis. The 3'-terminal domain 6 ... Group II introns are large metallo-ribozymes that use divalent metal ions in folding and catalysis. The 3'-terminal domain 6 ... Determination of the Intrinsic Affinities of Multiple Site-Specific Mg2+Ions Coordinated to Domain 6 of a Group II Intron ... In order to investigate and understand the folding process to the catalytically active intron structure, it is important to ...
  http://www.zora.uzh.ch/id/eprint/79681/
*  Sponge non-metastatic Group I Nme gene/protein - structure and function is conserved from sponges to humans | BMC Evolutionary...
Sponge Group I Nme genes are intron-rich and these introns are relatively short. The same has been found for introns in several ... intron insertion after the first base of a codon; 2, intron insertion after the second base. Intron lengths are shown in ... Intron-mapping of NmeGp1 genes from representative species. Triangles indicate positions of introns. The number in the triangle ... D. melanogaster has only one of the ancestral introns and C. elegans lost all ancestral introns and gained two new ones which ...
  https://bmcevolbiol.biomedcentral.com/articles/10.1186/1471-2148-11-87
*  எதிர்க்குரல்: ஓர் தீவு - மரபணு குப்பையில்(?) ஒர் தீர்வு
5. அடுத்து, intron என்பது ஜீனா அல்லது ஜீனின் ஒரு பகுதியா?//. ஜீனின் ஒரு பகுதி... An intron is any nucleotide sequence within a ... Introns are found in the genes of most organisms and many viruses, and can be located in a wide range of genes, including those ... But what was most remarkable was the fact thatit was a single letter change, from an A to a G, found inside an intron, which ... what was most remarkable was the fact that it was a single letter change, from an A to a G, found inside an intron// - thanks ...
  http://www.ethirkkural.com/2012/03/blog-post.html
*  Genome-wide functional analysis of human 5' untranslated region introns | Genome Biology | Full Text
... an intron-rich fungus with longer 5' and 3' UTR introns than coding region introns [35] and high conservation near UTR intron ... mean of 5'UTR intron length for isoforms with 5'UTR introns (HS_Mean); longest total 5'UTR intron length (HS_Longest); 5'UTR ... There are two major opposing views on when introns arose in evolution; this 'introns-early' versus 'introns-late' controversy ... More than 90% had a single intron, and the percentage of genes with two or more introns decreased exponentially (Figure 1b).. ...
  https://genomebiology.biomedcentral.com/articles/10.1186/gb-2010-11-3-r29
*  Biology-Online • View topic - what is the full length transcipts ?
if u say like that the average of length should be longer than 45 bp cause the intron in thefull length transcipt is longer ... that mean full length transcipt = exon + intron + 5' UTR + 3' UTR mature mRNA = exon + 5' UTR + 3' UTR In the paper said that " ... Gene can be much larger than unit that codes for protein(as u can conclude)Introns vary while exones are quite conserved(cause ... selection removes carriers of severe mutations in exones). Very long genes are the result of very long introns! In some ...
  http://www.biology-online.org/biology-forum/post-7836.html
*  Group II Introns: Structure, Function, and Catalysis - CHEMICAL BIOLOGY
... - reflects the multidimensional character of chemical ... Group II introns are metal-dependent enzymes. Group II introns are metal-dependent enzymes that require Mg2+ for both folding ... GA in group IIA and IIB introns and GC in group IIC introns, which are critical for intron function. Photocrosslinking studies ... Group II introns can catalyze more reactions than those discussed here; for a more comprehensive overview on group II intron ...
  http://schoolbag.info/chemistry/chemical_biology/207.html
*  Isolation and Characterization of Functional Tripartite Group II Introns Using a Tn5-Based Genetic Screen - pdf descargar
Isolation and Characterization of Functional Tripartite Group II Introns Using a Tn5-Based Genetic Screen. . Biblioteca virtual ... Group II introns are RNA enzymes that splice themselves from pre-mRNA transcripts. Most bacterial group II introns harbour an ... The selected introns represent the first evidence of functional tripartite group II introns in bacteria and provide ... group II introns are hypothesized to be the ancestors of the spliceosome-dependent nuclear introns and the small nuclear RNAs ...
  http://libros.duhnnae.com/2017/jun7/149815967150-Isolation-and-Characterization-of-Functional-Tripartite-Group-II-Introns-Using-a-Tn5-Based-Genetic-Screen.php
*  Statistical properties of the box-containing intron set | Open-i
A) Percentage of alternative introns (alternative) and introns containing putative polyadenylation eve ... Statistical properties of the box-containing intron set. ( ... introns containing skipped exons, retained introns and introns ... introns with alternative acceptor sites, introns containing skipped exons, retained introns and introns with both alternative ... This set was highly enriched in alternatively spliced introns and introns with weak acceptor sites and long introns, and most ...
  https://openi.nlm.nih.gov/detailedresult.php?img=PMC2724269_gkp407f1&req=4
*  Intron - Wikipedia
Intron. (Redirected from Introns). For the interferon-based drug used in viral and cancer treatments, see Intron A. For the ... Intron transfer has been hypothesized to result in intron gain when a paralog or pseudogene gains an intron and then transfers ... See also: Group I catalytic intron and Group II intron. Group I and group II introns are found in genes encoding proteins ( ... Spliceosomal intronsEdit. See also: RNA splicing § Spliceosomal. Nuclear pre-mRNA introns (spliceosomal introns) are ...
  https://en.m.wikipedia.org/wiki/Introns
*  YOKOFAKUN: finding new intron-exon junctions using the public Encode RNASeq data
finding new intron-exon junctions using the public Encode RNASeq data I've been asked to look for some new / suspected / ... The read is printed if it describes the new intron-exon junction.. All in one:. That's it,. Pierre. ... to only keep the reads carrying an intron-exon junction at the desired location(s). Basically, the javascript-based filter ... computes the genomic interval skipped when the cigar operator is a deletion or a skipped region/intron. ...
  http://plindenbaum.blogspot.com/2016/05/finding-new-intron-exon-junctions-using.html
*  Exon shuffling - Wikipedia
Two theories arose: the "introns early" theory and the "introns late" theory. Supporters of the "introns early theory" believed ... Intron and exon classes. Introns can be classified into phase 0, phase 1, and phase 2 depending on their position relative to ... Introns can interrupt the reading frame of a gene by inserting a sequence between two consecutive codons (phase 0 introns), ... What is clear now is that the eukaryotic exon-intron structure is not static, introns are continually inserted and removed from ...
  https://en.m.wikipedia.org/wiki/Exon_shuffling
*  Introns (album) - Wikipedia
Introns is a remix album by the American rock band LCD Soundsystem, released in March 2006 through DFA as a digital download. ...
  https://en.wikipedia.org/wiki/Introns_(album)
*  Intron - Wikipedia
... and possibly to spliceosomal introns. Nuclear pre-mRNA introns (spliceosomal introns) are characterized by specific intron ... Intron transfer has been hypothesized to result in intron gain when a paralog or pseudogene gains an intron and then transfers ... This intron-containing mRNA is then reverse transcribed and the resulting intron-containing cDNA may then cause intron gain via ... In intron transposition, the most commonly purported intron gain mechanism, a spliced intron is thought to reverse splice into ...
  https://en.wikipedia.org/wiki/Intron
*  Database for bacterial group II introns - Wikipedia
The Database for Bacterial Group II Introns is a repository of full-length, non-redundant group II introns present in bacterial ... group II intron Candales, Manuel A; Duong Adrian; Hood Keyar S; Li Tony; Neufeld Ryan A E; Sun Runda; McNeil Bonnie A; Wu Li; ... The database is first established in 2002 with roughly 40 introns. In less than 10 years, the database has expanded to 400 ... In addition, it contains a list of intron insertion sites, DNA sequences, protein-encoding sequences, as well as RNA secondary ...
  https://en.wikipedia.org/wiki/Database_for_bacterial_group_II_introns
*  Intron-mediated enhancement - Wikipedia
If the intron can no longer enhance expression, then inclusion of the intron in the transcript is important, and the intron ... is the ability of an intron sequence to enhance the expression of a gene containing that intron. In particular, the intron must ... The position of an intron within the transcript is also important - the closer an intron is to the start (5' end) of a ... Rose, Alan B. (2004-12-01). "The effect of intron location on intron-mediated enhancement of gene expression in Arabidopsis". ...
  https://en.wikipedia.org/wiki/Intron-mediated_enhancement
*  Group II intron - Wikipedia
Intron Splice site Nuclear introns Group I intron Group III intron Twintron LtrA Seetharaman, M; Eldho, NV; Padgett, RA; Dayie ... and long-range intron-intron and intron-exon interactions are important for splice site positioning. Group II introns are ... Group II introns also form very complicated RNA Tertiary Structure. Group II introns possess only a very few conserved ... A subset of group II introns also encode essential splicing proteins in intronic ORFs. The length of these introns can, ...
  https://en.wikipedia.org/wiki/Group_II_intron
*  U12 intron database - Wikipedia
U12 Intron Database (U12DB) is a biological database of containing the sequence of eukaryotic introns that are spliced out by a ... These U12-dependent introns are under-represented in genome annotations because they often have non canonical splice sites. ... Release 1 of the database contains 6,397 known and predicted U12-dependent introns across 20 species. Alioto, Tyler S (Jan 2007 ... "U12DB: a database of orthologous U12-type spliceosomal introns". Nucleic Acids Res. England. 35 (Database issue): D110-5. doi: ...
  https://en.wikipedia.org/wiki/U12_intron_database
*  Group III intron - Wikipedia
Group III intron is a class of introns found in mRNA genes of chloroplasts in euglenid protists. They have a conventional group ... Group III introns are much shorter than other self-splicing intron classes, ranging from 95 to 110 nucleotides amongst those ... In 1994, discovery of a group III intron with a length of one order of magnitude longer indicated that length alone is not the ... In 1989, David A.Christopher and Richard B.Hallick proposed the title, Group III introns to identify this new class with the ...
  https://en.wikipedia.org/wiki/Group_III_intron
*  TRNA-intron endonuclease - Wikipedia
tRNA-intron lyase (EC 4.6.1.16, tRNA intron endonuclease, transfer ribonucleate intron endoribonuclease, tRNA splicing ... TRNA-intron endonuclease at the US National Library of Medicine Medical Subject Headings (MeSH) Molecular and Cellular Biology ... Thompson, L.D.; Brandon, L.D.; Nieuwlandt, D.T.; Daniels, C.J. (1989). "Transfer RNA intron processing in the halophilic ... Its systematic name is pretRNA lyase (intron-removing; cyclic-2',3'-phosphate-forming). Attardi, D.G.; Margarit, I.; Tocchini- ...
  https://en.wikipedia.org/wiki/TRNA-intron_endonuclease
*  Hac1 Xbp1 intron - Wikipedia
The Hac1 Xbp1 intron is a non-canonical intron, spliced from bZIP-containing genes called HAC1 in Fungi and XBP1 in Metazoa. ... The consensus intron is very short (20, 23 or 26 nt). However, 14 yeast species have a long (>100 nt) intron in HAC1. In ... Recognition of the intron splice sites is mediated by a base-paired secondary structure of the mRNA that forms at the exon/ ... intron boundaries. Splicing of the Hac1/Xbp1 intron is a key regulatory step in the unfolded protein response (UPR). The Ire- ...
  https://en.wikipedia.org/wiki/Hac1_Xbp1_intron
*  Exon-intron database - Wikipedia
the Exon-Intron Database (EID) is a database of spliced mRNA sequences Alternative splicing Exon Intron Saxonov, S; Daizadeh I ... Fedorov A; Gilbert W (Jan 2000). "EID: the Exon-Intron Database-an exhaustive database of protein-coding intron-containing ...
  https://en.wikipedia.org/wiki/Exon-intron_database
*  Small t intron - Wikipedia
The small T intron is an intron that is used in some plasmid vectors in order to induce gene expression in mammalian cells. The ... Hunt AG, Mogen BD, Chu NM, Chua NH (1991). "The SV40 small t intron is accurately and efficiently spliced in tobacco cells". ... Huang MT, Gorman CM (1990). "The simian virus 40 small-t intron, present in many common expression vectors, leads to aberrant ... function of this intron in the vectors is unknown, but it is theorized that it might be involved in splicing or translation ...
  https://en.wikipedia.org/wiki/Small_t_intron
*  Group I catalytic intron - Wikipedia
Intron Group I Intron Sequence and Structure Database Splice site Nuclear introns Group II intron Group III intron Twintron ... Both intron-early and intron-late theories have found evidences in explaining the origin of group I introns. Some group I ... Group I introns often have long open reading frames inserted in loop regions. Splicing of group I introns is processed by two ... A small number of group I introns are also found to encode a class of proteins called maturases that facilitate the intron ...
  https://en.wikipedia.org/wiki/Group_I_catalytic_intron