30 results found

Search Results for: lysine

Lysine

Lysine (Science: amino acid) The only carrier of a side chain primary amino group in proteins. Has important structural and... Read More

Anticodon

The anticodon is a special code on tRNA that matches up with the instructions on the mRNA thus making sure that the... Read More

Pentapeptide

Definition noun, plural: pentapeptides A peptide containing five amino acids Supplement Peptides are biomolecules that are... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Nonsense mutation

A nonsense mutation is the type of point mutation that renders the translation process useless by coding for a stop/nonsense... Read More

Tropocollagen

Definition noun, plural: tropocollagens A single collagen molecule; a molecular structure that makes up a collagen fiber,... Read More

Nonapeptide

Definition noun, plural: nonapeptides An oligopeptide comprised of nine amino acid residues Supplement Peptides are monomers... Read More

Vasopressin

Definition noun, plural: vasopressins An antidiuretic peptide hormone produced by the magnocellular and the parvocellular... Read More

Nucleosome

Nucleosome Definition Every organism is made of deoxyribonucleic acid, also known as DNA. DNA is made up of numerous... Read More

Chromosome

Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... Read More

Dibasic amino acid

Dibasic amino acid --> basic amino acid An amino acid containing a second basic group (usually an amino group); e.g.,... Read More

Trehalose

Definition noun plural: trehaloses tre·ha·lose, loʊs A disaccharide made up of two α-glucose molecules, and serves as... Read More

Histone

Definition noun, plural: histones A water-soluble alkaline protein in the nucleus, and from where the DNA tightly coils... Read More

Lycinibacillus fusiformis

Definition noun A long rod-shaped obligate aerobe organism that is able to utilize oxygen to metabolize numerous sugars... Read More

Isopeptide bond

Definition noun, plural: isopeptide bonds A peptide bond formed between a carboxyl group of one amino acid and an amino... Read More

Ligase

An enzyme is a catalyst or a chemical produced by cells to speed up a biochemical reaction. It is usually a protein molecule... Read More

Coenzyme

Enzymes can break down complicated large molecules into simpler smaller ones, they can combine small molecules or atoms to... Read More

Anabolism

Anabolism Definition Metabolic processes involve the conversion of one molecule into another through a sequence of chemical... Read More

Polypeptide

Polypeptide Definition Biology What are polypeptides? A polypeptide is defined as a polymer of amino acids joined together... Read More

Glutamine

A crystalline amino acid occurring in proteins; important in protein metabolism.One of the 20 amino acids that are commonly... Read More

Homopolymer

Homopolymer (Science: chemistry) a type of polymer (large molecule which consists of a chain of similar smaller molecules... Read More

Trypsin

trypsin (Science: enzyme) serine protease from the pancreas of vertebrates. Cleaves peptide bonds involving the amino groups... Read More

Frameshift mutation

Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More

Bradykinin

Definition noun A nonapeptide that is vasoactive causing blood vessels to dilate Supplement Bradykinin is a type of kinin.... Read More

Poly

poly 1. (Science: prefix) A combining form or prefix denoting many, multiplicity, as polygon, a figure of many angles;... Read More

Alanine

What is alanine? Alanine is a non-essential amino acid. There are two types of amino acids for mammals namely essential and... Read More

Aspartate

What Is Aspartate? Aspartate is an amino acid involved in protein production. Like all other amino acids, it possesses both... Read More

Elastin

Definition noun, plural: elastins A glycoprotein that renders tissues (particularly, elastic tissue) elastic properties, and... Read More

Amino acid

Definition noun, plural: amino acids (1) A molecule consisting of the basic amino group (NH2), the acidic carboxylic group... Read More

Cross-linking

Cross-linking Definition Cross-linking, in general, means the forming of cross-links between the joining structures. In... Read More