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Site-specific Recombinases
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One type of DNA rearrangement is catalyzed by site-specific recombinases.
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AP site Apurinic or apyrimidinic site resulting from the loss of a purine or pyrimidine residue from the DNA.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ...
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Binding site
Specific DNA/RNA sequences a protein or protein complex bind. Some examples of protein binding sites are promoters, ribosome entry sites, and replication origins.
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fragile site
a heritable chromosomal point, visible after a specific staining procedure, where breaks may occur spontaneously
Source: Jenkins, John B. 1990. Human Genetics, 2nd Edition. New York: Harper & Row ...
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The active site in many enzymes can be inhibited or suppressed by the presence of another molecule. There are three primary modes of inhibition.
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The active site of an enzyme is the binding site where catalysis occurs. The structure and chemical properties of the active site allow the recognition and binding of the substrate.
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Dr. Eric Green, of the National Human Genome Research Institute's Genome Technology Branch, defines sequence-tagged site (STS).
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terms: ...
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Because of the close relationship between biochemistry and medicine, I have included in this glossary a collection of prefixes, ...
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Site within a gene where transcription of RNA begins.
Terminator
The site on a DNA sequence at which transcription and DNA replication stops. Cf. origin.
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Site-specific recombination
Genetic exchange that occurs between particular, short DNA sequences. Site-specific recombination systems do not require RecA.
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Site devoted to the Cnidaria with illustrations
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Bilaterians ...
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Site sponsored by the U.S. Department of Energy Office of Science, Office of Biological and Environmental Research, Human Genome Program ...
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Site-directed mutagenesis. The process of introducing spe- cific base-pair mutations into a gene.
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Site-Directed Mutagenesis: The introduction of a mutation, usually a point mutation or an insertion, into a particular location in a cloned DNA fragment.
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Cap site: Two usages: In eukaryotes, the cap site is the position in the gene at which transcription starts, and really should be called the "transcription initiation site".
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Cap site
: The initiation site of transcription in a eukaryotic gene. The initiation of translation of most eukaryotic mRNAs involves recognition of the cap followed by either the first downstream AUG or by a 5' proximal AUG with a consensus sequence ...
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This site is dependent on visitors like you. If you think you can add more to this definition or see a correction that needs to be made, click on the EDIT button below and fix it.
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This site is updated regularly. Contact the author with corrections, criticisms, suggestions for further topics, or feedback.
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This site subscribes to the principles of the HONcode
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of the Health On the Net Foundation.
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active site: the portion of an enzyme that interacts with the substrate.
active transport: the movement of molecules across a membrane from a region of low concentration to a region of high concentration that requires the expenditure of energy (ATP).
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active site
The specific portion of an enzyme that attaches to the substrate by means of weak chemical bonds.
active transport ...
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sink A site of collection of metabolites, such as sugar; metabolic sinks may exist anywhere in the plant where organic solutes are being transported by the phloem and stored.
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leaves The site of photosynthesis; one of the three major organs in plants.
leukocytes White blood cells; primarily engaged in fighting infection.
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operator - site on DNA at which repressor protein binds to prevent transcription, e.g. in the lac operon.
organogenesis - creation of specific tissues and bodily organs by cell interaction and rearrangement following gastrulation.
Back to the Top ...
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reservoir. The site where a pest population or quantity of inoculum can survive in the absence of a host crop, and from which a new crop may be invaded.
residue management. Management of rice straw and stubble after harvest.
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The exchange of DNA fragments between two DNA molecules or chromatids of paired chromosomes (during crossing over) at the site of identical nucleotide sequences. Homozygote.
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The mitochondrial permeability transition (PT) pore, also called the mitochondrial megachannel, is a multiprotein complex formed at the contact site between the mitochondrial inner and outer membranes, exactly the same location at which Bax, ...
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Year 4 is also believed to mark the beginning of his construction of a new capital, Akhetaten ('Horizon of the Aten'), at the site known today as Amarna.
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through site, district, state, and professional organizations (California Science Project, and NSTA/CSTA/NABT/CUE) conferences.
University of California, Davis Department of Environmental Toxicology Community Outreach Committee Member ...
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As with eukaryotes, the membrane controls the permeability of the cell and is the major site of energy metabolism.
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The promoter and ribosome binding site codes in Eukaryotic DNA are likely to be different than those used by the host organism.
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Restriction enzymes cut DNA wherever their "recognition site" (usually between 4 and 8 bases in length) occurs in the DNA sequence. When there are changes between sequences, a recognition site may appear or be lost.
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Did you ever wonder what words are being searched for in relation to your web site. No you do not have to wonder, and it is entirely free. In addition to the high quality content, we deliver the top related searches for each area.
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Recruitment. The residue of those larvae that have: (1) dispersed; (2) settled at the adult site; (3) made some final movements toward the adult habitat; (4) metamorphosed successfully, and (5) survived to be detected by the observer ...
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nucleus -- Membrane-bound organelle which contains the DNA in the form of chromosomes. It is the site of DNA replication, and the site of RNA synthesis.
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Restriction enzyme cutting site: A specific sequence of DNA at which a particular restriction enzyme cuts the DN A.
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The upper edge of the blastopore produced by invagination during gastrula formation in amphibian embryos; the site toward which surface cells of the gastrula converge and migrate inward along the roof of the blastocoel in the process of involution.
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Epididymis coiled tubules found within the scrotum that store sperm and are the site of their final maturation
(epi = upon over; didym = testes) ...
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restriction nucleases - one of a large number of nucleases that can cleave a DNA molecule at any site where a specific short sequence of nucleotides occurs ...
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In birds and reptiles, it fuses with the chorion to form the chorioallantoic membrane which assists in respiration, and in addition it is the site of storage of nitrogenous wastes.
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Use of this material for educational purposes is encouraged. Please notify the editors of such use and cite the author (if credited on the page you are using), date, site name, editors, Cornell University, and the URL (WWW address).
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