Jan Gorodkin

Structural profiles of human miRNA families from pairwise clustering (2009)

Kaczkowski, Bogumil, Torarinsson, Elfar, Reiche, Kristin, Havgaard, Jakob Hull, Stadler, Peter F., Gorodkin, Jan

MicroRNAs (miRNAs) are a group of small, ∼21 nt long, riboreg-ulators inhibiting gene expression at a post-transcriptional level. Their most distinctive structural feature is the foldback hairpin...

Principles and Limitations of Computational MicroRNA Gene (2008)

Target Finding, Morten Lindow, Jan Gorodkin

In 2001 there were four PubMed entries matching the word ‘‘microRNA’ ’ (miRNA). Interestingly, this number has now far exceeded 1300 and is still rapidly increasing. This more than anything...

Sequence Analysis Multiple structural alignment and clustering of RNA sequences (2008)

Elfar Torarinsson, Jakob H. Havgaard, Jan Gorodkin

Motivation: An apparent paradox in computational RNA structure prediction is that many methods, in advance, require a multiple alignment of a set of related sequences, when searching for a common...

184 Genome Informatics 12: 184–193 (2001) A Mini-Greedy Algorithm for Faster Structural RNA Stem-Loop Search (2008)

Jan Gorodkin, Rune B. Lyngsø, Gary D. Stormo

When a set of coregulated genes share a common structural RNA motif, e.g. a hairpin, most motif search approaches fail to locate the covarying but structurally conserved motif. There do exist methods...

Comparative genomics beyond sequence-based alignments: RNA structures in the ENCODE regions (2008)

Torarinsson, Elfar, Yao, Zizhen, Wiklund, Eric D., Bramsen, Jesper B., Hansen, Claus, Kjems, Jørgen, ...

Recent computational scans for non-coding RNAs (ncRNAs) in multiple organisms have relied on existing multiple sequence alignments. However, as sequence similarity drops, a key signal of RNA...

Unifying evolutionary and thermodynamic information for RNA folding of multiple alignments (2008)

Seemann, Stefan E., Gorodkin, Jan, Backofen, Rolf

Computational methods for determining the secondary structure of RNA sequences from given alignments are currently either based on thermodynamic folding, compensatory base pair substitutions or both....

Sequence analysis (2008)

Bogumił Kaczkowski, Elfar Torarinsson, Kristin Reiche, Jakob Hull Havgaard, Peter F. Stadler, Jan Gorodkin, ...

Structural profiles of human miRNA families from pairwise clustering

Semiautomated improvement of RNA alignments (2007)

Andersen, Ebbe S., Lind-Thomsen, Allan, Knudsen, Bjarne, Kristensen, Susie E., Havgaard, Jakob H., Torarinsson, Elfar, ...

We have developed a semiautomated RNA sequence editor (SARSE) that integrates tools for analyzing RNA alignments. The editor highlights different properties of the alignment by color, and its...

EST analysis on pig mitochondria reveal novel expression differences between developmental and adult tissues (2007)

Scheibye-Alsing, Karsten, Cirera, Susanna, Gilchrist, Michael J, Fredholm, Merete, Gorodkin, Jan

Abstract Background The mitochondria are involved in many basic functions in cells of vertebrates, and can be considered the power generator of the cell. Though the mitochondria have been extensively...

Fast Pairwise Structural RNA Alignments by Pruning of the Dynamical Programming Matrix (2007)

Jakob H. Havgaard, Elfar Torarinsson, Jan Gorodkin

It has become clear that noncoding RNAs (ncRNA) play important roles in cells, and emerging studies indicate that there might be a large number of unknown ncRNAs in mammalian genomes. There exist...

Detection of RNA structures in porcine EST data and related mammals (2007)

Seemann, Stefan E, Gilchrist, Michael J, Hofacker, Ivo L, Stadler, Peter F, Gorodkin, Jan

Abstract Background Non-coding RNAs (ncRNAs) are involved in a wide spectrum of regulatory functions. Within recent years, there have been increasing reports of observed polyadenylated ncRNAs and...

Fast Pairwise Structural RNA Alignments by Pruning of the Dynamical Programming Matrix (2007)

Jakob Hull Havgaard, Elfar Torarinsson, Jan Gorodkin

It has become clear that non-coding RNAs (ncRNA) play important roles in the cells, and emerging studies indicate that there might be a large number of unknown ncRNAs in mammalian genomes. There...

Porcine transcriptome analysis based on 97 non-normalized cDNA libraries and assembly of 1,021,891 expressed sequence tags (2007)

Gorodkin, Jan, Cirera, Susanna, Hedegaard, Jakob, Gilchrist, Michael J, Panitz, Frank, Jørgensen, Claus, ...

Background Knowledge of the structure of gene expression is essential for mammalian transcriptomics research. We analyzed a collection of more than one million porcine expressed sequence tags (ESTs),...

BIOINFORMATICS ORIGINAL PAPER doi:10.1093/bioinformatics/btm049 Sequence analysis Multiple structural alignment and clustering of RNA sequences (2007)

Elfar Torarinsson, Jakob H. Havgaard, Jan Gorodkin

Motivation: An apparent paradox in computational RNA structure prediction is that many methods, in advance, require a multiple alignment of a set of related sequences, when searching for a common...

2007 Gorodkin et Volume al. 8, Issue 4, Article R45 Open Access (2007)

Jan Gorodkin, Susanna Cirera, Jakob Hedegaard, Michael J Gilchrist, Frank Panitz, Claus Jørgensen, ...

Porcine transcriptome analysis based on 97 non-normalized cDNA libraries and assembly of 1,021,891 expressed sequence tags

Multiple structural alignment and clustering of RNA sequences (2007)

Torarinsson, Elfar, Havgaard, Jakob H., Gorodkin, Jan

Motivation: An apparent paradox in computational RNA structure prediction is that many methods, in advance, require a multiple alignment of a set of related sequences, when searching for a common...

Thousands of corresponding human and mouse genomic regions unalignable in primary sequence contain common RNA structure (2006)

Torarinsson, Elfar, Sawera, Milena, Havgaard, Jakob H., Fredholm, Merete, Gorodkin, Jan

Human and mouse genome sequences contain roughly 100,000 regions that are unalignable in primary sequence and neighbor corresponding alignable regions between both organisms. These pairs are...

Thousands of corresponding human and mouse genomic regions unalignable in primary sequence contain common RNA structure (2006)

Torarinsson, Elfar, Sawera, Milena, Havgaard, Jakob H., Fredholm, Merete, Gorodkin, Jan

Human and mouse genome sequences contain roughly 100,000 regions that are unalignable in primary sequence and neighbor corresponding alignable regions between both organisms. These pairs are...

The tmRDB and SRPDB resources (2006)

Andersen, Ebbe Sloth, Rosenblad, Magnus Alm, Larsen, Niels, Westergaard, Jesper Cairo, Burks, Jody, Wower, Iwona K., ...

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL http://psyche.uthct.edu/dbs/tmRDB/tmRDB.html with mirror sites located...

Pigs in sequence space: A 0.66X coverage pig genome survey based on shotgun sequencing (2005)

Wernersson, Rasmus, Schierup, Mikkel H, Jørgensen, Frank G, Gorodkin, Jan, Panitz, Frank, Stærfeldt, Hans-Henrik, ...

Abstract Background Comparative whole genome analysis of Mammalia can benefit from the addition of more species. The pig is an obvious choice due to its economic and medical importance as well as its...

The FOLDALIGN web server for pairwise structural RNA alignment and mutual motif search (2005)

Havgaard, Jakob H., Lyngsø, Rune B., Gorodkin, Jan

Foldalign is a Sankoff-based algorithm for making structural alignments of RNA sequences. Here, we present a web server for making pairwise alignments between two RNA sequences, using the recently...

Pairwise local structural alignment of RNA sequences with sequence similarity less than 40% (2005)

Havgaard, Jakob Hull, Lyngsø, Rune B., Stormo, Gary D., Gorodkin, Jan

Motivation: Searching for non-coding RNA (ncRNA) genes and structural RNA elements (eleRNA) are major challenges in gene finding today as these often are conserved in structure rather than in...

Pairwise local structural alignment of RNA sequences with sequence similarity less than 40% (2005)

Havgaard, Jakob Hull, Lyngsø, Rune, Stormo, Gary D., Gorodkin, Jan

Motivation: Searching for non-coding RNA (ncRNA) genes and structural RNA elements (eleRNA) are major challenges in todays gene finding as these often are conserved in structure rather than in...

SRPDB: Signal Recognition Particle Database (2003)

Rosenblad, Magnus Alm, Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

The Signal Recognition Particle Database (SRPDB) at http://psyche.uthct.edu/dbs/SRPDB/SRPDB.html and http://bio.lundberg.gu.se/dbs/SRPDB/SRPDB.html assists in the better understanding of the...

tmRDB (tmRNA database) (2003)

Zwieb, Christian, Gorodkin, Jan, Knudsen, Bjarne, Burks, Jody, Wower, Jacek

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL http://psyche.uthct.edu/dbs/tmRDB/tmRDB.html with mirror sites located...

The Signal Recognition Particle Database (SRPDB) (2002)

Magnus Alm Rosenblad, Jan Gorodkin, Bjarne Knudsen, Christian Zwieb, Tore Samuelsson

html assists in the better understanding of the structure and function of the signal recognition particle (SRP), a ribonucleoprotein complex that recognizes signal sequences as they emerge from the...

SRPDB (Signal Recognition Particle Database) (2001)

Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

Signal recognition particle (SRP) is a stable cytoplasmic ribonucleoprotein complex that serves to translocate secretory proteins across membranes during translation. The SRP Database (SRPDB)...

tmRDB (tmRNA database) (2001)

Knudsen, Bjarne, Wower, Jacek, Zwieb, Christian, Gorodkin, Jan

The tmRNA database (tmRDB) is maintained at the University of Texas Health Science Center at Tyler, Texas, and accessible on the World Wide Web at the URL...

Discovering common stem-loop motifs in unaligned RNA sequences (2001)

Gorodkin, Jan, Stricklin, Shawn L., Stormo, Gary D.

Post-transcriptional regulation of gene expression is often accomplished by proteins binding to specific sequence motifs in mRNA molecules, to affect their translation or stability. The motifs are...

Using sequence motifs for enhanced neural network prediction of protein distance constraints (1999)

Jan Gorodkin, Ole Lund, Claus A. Andersen, Søren Brunak

Correlations between sequence separation (in residues) and distance (in Angstrom) of any pair of amino acids in polypeptide chains are investigated. For each sequence separation we define a distance...

Computational applications of DNA structural scales (1998)

Pierre Baldi, Yves Chauvin, Søren Brunak, Jan Gorodkin, Anders Gorm Pedersen

We study from a computational standpoint several different physical scales associated with structural features of DNA sequences, including dinucleotide scales such as base stacking energy and...

Recognition of Environmental and Genetic Effects on Barley Phenolic Finger Prints by Neural Networks (1995)

Jan Gorodkin, Bodil Søgaard, Hanne Bay, Hans Doll, Per Kølster, Søren Brunak

High performance liquid chromatography (HPLC) spectra were analyzed by computer in order to find correlations between secondary metabolites and growth conditions of six varieties of barley. Five of...

tmRDB (tmRNA database)

Knudsen, Bjarne, Wower, Jacek, Zwieb, Christian, Gorodkin, Jan

The tmRNA database (tmRDB) is maintained at the University of Texas Health Science Center at Tyler, Texas, and accessible on the World Wide Web at the URL...

SRPDB (Signal Recognition Particle Database)

Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

Signal recognition particle (SRP) is a stable cytoplasmic ribonucleoprotein complex that serves to translocate secretory proteins across membranes during translation. The SRP Database (SRPDB)...

Discovering common stem–loop motifs in unaligned RNA sequences

Gorodkin, Jan, Stricklin, Shawn L., Stormo, Gary D.

Post-transcriptional regulation of gene expression is often accomplished by proteins binding to specific sequence motifs in mRNA molecules, to affect their translation or stability. The motifs are...

tmRDB (tmRNA database)

Zwieb, Christian, Gorodkin, Jan, Knudsen, Bjarne, Burks, Jody, Wower, Jacek

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL http://psyche.uthct.edu/dbs/tmRDB/tmRDB.html with mirror sites located...

SRPDB: Signal Recognition Particle Database

Rosenblad, Magnus Alm, Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

The Signal Recognition Particle Database (SRPDB) at http://psyche.uthct.edu/dbs/SRPDB/SRPDB.html and http://bio.lundberg.gu.se/dbs/SRPDB/SRPDB.html assists in the better understanding of the...

The foldalign web server for pairwise structural RNA alignment and mutual motif search

Havgaard, Jakob H., Lyngsø, Rune B., Gorodkin, Jan

Foldalign is a Sankoff-based algorithm for making structural alignments of RNA sequences. Here, we present a web server for making pairwise alignments between two RNA sequences, using the recently...

The tmRDB and SRPDB resources

Andersen, Ebbe Sloth, Rosenblad, Magnus Alm, Larsen, Niels, Westergaard, Jesper Cairo, Burks, Jody, Wower, Iwona K., ...

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL with mirror sites located at Auburn University, Auburn, Alabama () and...

tmRDB (tmRNA database)

Knudsen, Bjarne, Wower, Jacek, Zwieb, Christian, Gorodkin, Jan

The tmRNA database (tmRDB) is maintained at the University of Texas Health Science Center at Tyler, Texas, and accessible on the World Wide Web at the URL...

SRPDB (Signal Recognition Particle Database)

Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

Signal recognition particle (SRP) is a stable cytoplasmic ribonucleoprotein complex that serves to translocate secretory proteins across membranes during translation. The SRP Database (SRPDB)...

Discovering common stem–loop motifs in unaligned RNA sequences

Gorodkin, Jan, Stricklin, Shawn L., Stormo, Gary D.

Post-transcriptional regulation of gene expression is often accomplished by proteins binding to specific sequence motifs in mRNA molecules, to affect their translation or stability. The motifs are...

tmRDB (tmRNA database)

Zwieb, Christian, Gorodkin, Jan, Knudsen, Bjarne, Burks, Jody, Wower, Jacek

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL http://psyche.uthct.edu/dbs/tmRDB/tmRDB.html with mirror sites located...

SRPDB: Signal Recognition Particle Database

Rosenblad, Magnus Alm, Gorodkin, Jan, Knudsen, Bjarne, Zwieb, Christian, Samuelsson, Tore

The Signal Recognition Particle Database (SRPDB) at http://psyche.uthct.edu/dbs/SRPDB/SRPDB.html and http://bio.lundberg.gu.se/dbs/SRPDB/SRPDB.html assists in the better understanding of the...

The foldalign web server for pairwise structural RNA alignment and mutual motif search

Havgaard, Jakob H., Lyngsø, Rune B., Gorodkin, Jan

Foldalign is a Sankoff-based algorithm for making structural alignments of RNA sequences. Here, we present a web server for making pairwise alignments between two RNA sequences, using the recently...

The tmRDB and SRPDB resources

Andersen, Ebbe Sloth, Rosenblad, Magnus Alm, Larsen, Niels, Westergaard, Jesper Cairo, Burks, Jody, Wower, Iwona K., ...

Maintained at the University of Texas Health Science Center at Tyler, Texas, the tmRNA database (tmRDB) is accessible at the URL with mirror sites located at Auburn University, Auburn, Alabama () and...

Thousands of corresponding human and mouse genomic regions unalignable in primary sequence contain common RNA structure

Torarinsson, Elfar, Sawera, Milena, Havgaard, Jakob H., Fredholm, Merete, Gorodkin, Jan

Human and mouse genome sequences contain roughly 100,000 regions that are unalignable in primary sequence and neighbor corresponding alignable regions between both organisms. These pairs are...

Porcine transcriptome analysis based on 97 non-normalized cDNA libraries and assembly of 1,021,891 expressed sequence tags

Gorodkin, Jan, Cirera, Susanna, Hedegaard, Jakob, Gilchrist, Michael J, Panitz, Frank, Jørgensen, Claus, ...

A resource consisting of one million porcine ESTs is described, providing an essential resource for annotation, comparative genomics, assembly of the pig genome sequence, and further porcine...

Fast Pairwise Structural RNA Alignments by Pruning of the Dynamical Programming Matrix

Havgaard, Jakob H, Torarinsson, Elfar, Gorodkin, Jan

It has become clear that noncoding RNAs (ncRNA) play important roles in cells, and emerging studies indicate that there might be a large number of unknown ncRNAs in mammalian genomes. There exist...

Semiautomated improvement of RNA alignments

Andersen, Ebbe S., Lind-Thomsen, Allan, Knudsen, Bjarne, Kristensen, Susie E., Havgaard, Jakob H., Torarinsson, Elfar, ...

We have developed a semiautomated RNA sequence editor (SARSE) that integrates tools for analyzing RNA alignments. The editor highlights different properties of the alignment by color, and its...

Comparative genomics beyond sequence-based alignments: RNA structures in the ENCODE regions

Torarinsson, Elfar, Yao, Zizhen, Wiklund, Eric D., Bramsen, Jesper B., Hansen, Claus, Kjems, Jørgen, ...

Recent computational scans for non-coding RNAs (ncRNAs) in multiple organisms have relied on existing multiple sequence alignments. However, as sequence similarity drops, a key signal of RNA...

Unifying evolutionary and thermodynamic information for RNA folding of multiple alignments

Seemann, Stefan E., Gorodkin, Jan, Backofen, Rolf

Computational methods for determining the secondary structure of RNA sequences from given alignments are currently either based on thermodynamic folding, compensatory base pair substitutions or both....