Results 21 to 30 of about 794,185 (285)

Repertoires of the nucleosome-positioning dinucleotides. [PDF]

open access: yesPLoS ONE, 2009
It is generally accepted that the organization of eukaryotic DNA into chromatin is strongly governed by a code inherent in the genomic DNA sequence. This code, as well as other codes, is superposed on the triplets coding for amino acids.
Thomas Bettecken, Edward N Trifonov
doaj   +1 more source

Comparison of Coding DNA

open access: yesBRICS Report Series, 1998
We discuss a model for the evolutionary distance between two coding DNA sequences which specializes to the DNA/protein model proposed in Hein [3]. We discuss the DNA/protein model in details and present a quadratic time algorithm that computes an optimal alignment of two coding DNA sequences in the model under the assumption of affine gap cost.
Christian N. S. Pedersen   +2 more
openaire   +2 more sources

On conflict free DNA codes

open access: yesCryptography and Communications, 2020
DNA storage has emerged as an important area of research. The reliability of DNA storage system depends on designing the DNA strings (called DNA codes) that are sufficiently dissimilar. In this work, we introduce DNA codes that satisfy a special constraint.
Krishna Gopal Benerjee   +2 more
openaire   +3 more sources

Is a genome a codeword of an error-correcting code? [PDF]

open access: yesPLoS ONE, 2012
Since a genome is a discrete sequence, the elements of which belong to a set of four letters, the question as to whether or not there is an error-correcting code underlying DNA sequences is unavoidable. The most common approach to answering this question
Luzinete C B Faria   +7 more
doaj   +1 more source

Deterministic Polynomial-Time Algorithms for Designing Short DNA Words [PDF]

open access: yes, 2012
Designing short DNA words is a problem of constructing a set (i.e., code) of n DNA strings (i.e., words) with the minimum length such that the Hamming distance between each pair of words is at least k and the n words satisfy a set of additional ...
Kao, Ming-Yang   +3 more
core   +2 more sources

DNA barcode goes two-dimensions: DNA QR code web server.

open access: yesPLoS ONE, 2012
The DNA barcoding technology uses a standard region of DNA sequence for species identification and discovery. At present, "DNA barcode" actually refers to DNA sequences, which are not amenable to information storage, recognition, and retrieval.
Chang Liu   +9 more
doaj   +1 more source

Big data management: from hard drives to DNA drives

open access: yesIndian Journal of Animal Sciences, 2020
Information Communication and Technology is transforming all aspects of modern life and in this digital era, there is a tremendous increase in the amount of data that is being generated every day.
AMBREEN HAMADANI   +3 more
doaj   +1 more source

Converting Panax ginseng DNA and chemical fingerprints into two-dimensional barcode

open access: yesJournal of Ginseng Research, 2017
Background: In this study, we investigated how to convert the Panax ginseng DNA sequence code and chemical fingerprints into a two-dimensional code. In order to improve the compression efficiency, GATC2Bytes and digital merger compression algorithms are ...
Yong Cai   +6 more
doaj   +1 more source

NOREC4DNA: using near-optimal rateless erasure codes for DNA storage

open access: yesBMC Bioinformatics, 2021
Background DNA is a promising storage medium for high-density long-term digital data storage. Since DNA synthesis and sequencing are still relatively expensive tasks, the coding methods used to store digital data in DNA should correct errors and avoid ...
Peter Michael Schwarz, Bernd Freisleben
doaj   +1 more source

An evolutionary model with Turing machines [PDF]

open access: yes, 2007
The development of a large non-coding fraction in eukaryotic DNA and the phenomenon of the code-bloat in the field of evolutionary computations show a striking similarity.
A. M. Turing   +5 more
core   +2 more sources

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