U, uracil - a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine 10. base - any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and ...
Noun1.purine- any of several bases that are derivatives of purine alkali,base- any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia" ...
The basic amino acids, purine bases and pyrimidines of protein-free grass extractsThe nitrogen compounds of low molecular weight of protein-free extracts from one of the most important pasture grasses, Lolium perenne, were investigated. Adenine could be isolated as a picrate and arginine as a ...
However, to account for variable sample size we also scaled by total bases sequenced (see Methods), then airways had the highest richness of 289.9 ARG_cluster99s per 100Gbp of sequence (Kruskal-Wallis, χ2(3) = 228.36, p = 3.1e − 49), compared to stool with 263.3...
Purines are two-ringed nitrogenous bases found in nucleic acids, while Pyrimidines are single-ringed. Both are vital for DNA and RNA structures.
These flavoproteins reversibly bind to pyrimidine dimers and convert them back to the original bases, a reaction for which visible light is required. Trehalose A disaccharide of two glucose units linked by an α,α-1,1-glycosidic bond. This sugar is important for dessication resistance. ...
The common features of these binding sites are that they are pyrimidine-rich themselves and are usually surrounded by pyrimidine-rich sequences, and they generally feature the YGCY (where Y is a pyrimidine) motif [42]. While the two predicted MBNL binding sites upstream of NF1 exon 23a fit...
Studies have indicated that human cytosolic 5′-nucleotidase is highly expressed in both the skeletal and heart muscles [47] and it was reported to play key role in the metabolism of purine, pyrimidine, nicotinate and nicotinamide. In addition, cytosolic 5′-nucleotidase 1A (NT5C1A) was found...
The nucleotides in the backbone of DNA are held together by ___ bond. A) Phosphodiester. B) Peptide. C) Hydrogen. D) Glycosidic. The pyrimidine bases present in DNA are {Blank}. What is the complimentary DNA strand for the following sequence...
Paramyxoviridae, a large family of enveloped viruses harboring a nonsegmented negative-sense RNA genome, include important human pathogens as measles, mumps, respiratory syncytial virus (RSV), parainfluenza viruses, and henipaviruses, which cau