22 results found

Search Results for: signal peptide

Signal peptide

Definition noun An extra-peptide extension found at the amino terminus of a nascent protein, and functions by prompting the... Read More

Peptide

Definition noun, plural: peptides A compound consisting of amino acids connected by an amide bond Supplement Peptides are... Read More

Endomembrane system

Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More

Ribosome

A biological cell is composed of many components called organelles. These organelles serve their specific purposes to make... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

Signal sequence

Definition noun A sequence of amino acid residues bound at the amino terminus of a nascent protein during protein... Read More

Biuret test

In this article we will answer the following three questions: What is a Biuret Test?  What does biuret test for? What is... Read More

Autocrine signaling

Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More

Signal recognition particle

Definition noun A protein-RNA complex important in binding to the mRNA for the recognition of signal peptide on a nascent... Read More

Tropocollagen

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

Rough endoplasmic reticulum

Rough Endoplasmic Reticulum Definition The rough endoplasmic reticulum (rough ER or rER) is a membrane-bound organelle... Read More

Prolactin

Definition noun, plural: prolactins A peptide hormone secreted by lactotropic cell in the anterior pituitary of vertebrates,... Read More

Translation

Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More

Leader sequence

Definition noun (1) 5' UTR (five prime untranslated region); the section of mRNA and DNA beginning at the +1 position up to... Read More

Genetic Information and Protein Synthesis

Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More

Principles of Hormonal Control Systems

Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More

Transit peptide

Definition noun An extra peptide at the amino terminus of a nascent protein that prompts the transport mechanism of the cell... Read More

Cyclic guanosine monophosphate

Definition noun plural: cyclic guanosine monophosphates (biochemistry) A cyclic form of guanosine monophosphate (chemical... Read More

Pinocytosis

Pinocytosis Definition What is pinocytosis?  Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More

Homeostasis

Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More

Memory B cell

Definition noun, plural: memory B cells A small, long-lived B lymphocyte that was previously exposed to a particular... Read More

Metabolism

Metabolism Definition What is metabolism in the body? Metabolism encompasses the various biochemical processes, reactions,... Read More