• A signal peptide (sometimes referred to as signal sequence, targeting signal, localization signal, localization sequence, transit peptide, leader sequence...
    15 KB (1,749 words) - 23:12, 13 August 2024
  • Thumbnail for Peptide
    Peptides are short chains of amino acids linked by peptide bonds. A polypeptide is a longer, continuous, unbranched peptide chain. Polypeptides that have...
    22 KB (2,418 words) - 23:33, 30 July 2024
  • contains signal peptide sequences, "intracellular postal codes" that direct delivery of the protein to the proper organelle. The signal peptide is typically...
    7 KB (751 words) - 22:09, 29 July 2024
  • during mating, some cells send a peptide signal (mating factor pheromones) into their environment. The mating factor peptide may bind to a cell surface receptor...
    62 KB (6,781 words) - 02:39, 12 November 2024
  • In molecular biology, the Signal Peptide Peptidase (SPP) is a type of protein that specifically cleaves parts of other proteins. It is an intramembrane...
    9 KB (914 words) - 19:49, 5 January 2024
  • Thumbnail for C-peptide
    an A-chain, a C-peptide, a B-chain, and a signal sequence. The signal sequence is cleaved from the N-terminus of the peptide by a signal peptidase, leaving...
    22 KB (2,127 words) - 22:57, 9 November 2024
  • Thumbnail for Peptide hormone
    peptide hormone precursors, are then processed in several stages, typically in the endoplasmic reticulum, including removal of the N-terminal signal sequence...
    5 KB (547 words) - 00:01, 22 August 2024
  • Signal sequence can refer to: Signal peptide DNA uptake signal sequence This disambiguation page lists articles associated with the title Signal sequence...
    100 bytes (43 words) - 03:31, 30 December 2019
  • Thumbnail for Signal transduction
    Signal transduction is the process by which a chemical or physical signal is transmitted through a cell as a series of molecular events. Proteins responsible...
    63 KB (7,609 words) - 04:41, 21 June 2024
  • Thumbnail for Gastrin-releasing peptide
    encodes a number of bombesin-like peptides. Its 148-amino acid preproprotein, following cleavage of a signal peptide, is further processed to produce either...
    12 KB (1,414 words) - 23:58, 18 May 2024
  • Thumbnail for Neuropeptide
    possess neurons, use peptides for cell-to-cell communication in a way similar to the neuropeptides of higher animals. Peptide signals play a role in information...
    21 KB (2,325 words) - 16:42, 25 November 2024
  • synthesized with an N-terminal signal peptide that targets them for secretion. Like other proteins that contain a signal peptide, their name is prefixed by...
    2 KB (280 words) - 18:15, 6 July 2024
  • Thumbnail for Proteolysis
    many proteins. This may involve removal of the N-terminal methionine, signal peptide, and/or the conversion of an inactive or non-functional protein to an...
    34 KB (4,247 words) - 21:28, 2 November 2024
  • to as the signal peptide, signal sequence or leader peptide. Signal peptides form alpha-helical structures. Proteins that contain such signals are destined...
    11 KB (1,152 words) - 05:26, 28 October 2024
  • the signal peptide is generally cleaved by a signal peptidase. Consequently, most mature proteins do not contain signal peptides. While most signal peptides...
    53 KB (6,406 words) - 07:06, 12 November 2024
  • Thumbnail for Atrial natriuretic peptide
    Atrial natriuretic peptide (ANP) or atrial natriuretic factor (ANF) is a natriuretic peptide hormone secreted from the cardiac atria that in humans is...
    33 KB (3,964 words) - 18:57, 18 November 2024
  • Thumbnail for Agouti-signaling protein
    colored hair. Agouti signalling peptide adopts an inhibitor cystine knot motif. Along with the homologous Agouti-related peptide, these are the only known...
    27 KB (3,257 words) - 21:56, 17 August 2024
  • Thumbnail for Brain natriuretic peptide 32
    Brain natriuretic peptide (BNP), also known as B-type natriuretic peptide, is a hormone secreted by cardiomyocytes in the heart ventricles in response...
    39 KB (4,470 words) - 19:49, 15 October 2024
  • CLE peptides (CLAVATA3/Embryo Surrounding Region-Related) are a group of peptides found in plants that are involved with cell signaling. Production is...
    12 KB (1,583 words) - 16:10, 20 July 2024
  • Thumbnail for List of protein structure prediction software
    methods, secondary structure prediction, and transmembrane helix and signal peptide prediction. Below is a list which separates programs according to the...
    6 KB (94 words) - 12:31, 5 September 2024
  • Thumbnail for Maltose-binding protein
    periplasmic space of E. coli. The NH2-terminal extension of MBP, also termed signal peptide, has two roles: (i) it slows down folding of the newly synthesized polypeptide...
    19 KB (2,397 words) - 23:52, 7 November 2023
  • Thumbnail for Signal peptidase
    Signal peptidases are enzymes that convert secretory and some membrane proteins to their mature or pro forms by cleaving their signal peptides from their...
    6 KB (578 words) - 15:49, 26 August 2023
  • Signaling peptide receptor is a type of receptor which binds one or more signaling peptides or signaling proteins. An example is the tropomyosin receptor...
    13 KB (706 words) - 20:05, 20 August 2024
  • These sequences are known as signal peptides, molecular signatures, or sorting signals. The classical ER retention signal is the C-terminal KDEL sequence...
    2 KB (197 words) - 17:38, 12 August 2023
  • Thumbnail for Bovine serum albumin
    polypeptide is 607 amino acids (AAs) in length. An N-terminal 18-residue signal peptide is cut off from the precursor protein upon secretion, hence the initial...
    15 KB (1,488 words) - 21:52, 8 November 2024
  • Thumbnail for Gene expression
    translocation channel by signal peptides. The efficiency of protein secretion in eukaryotes is very dependent on the signal peptide which has been used. Many...
    102 KB (11,438 words) - 12:54, 17 November 2024
  • Thumbnail for Endoplasmic reticulum
    5–30 amino acids polymerized encode a signal peptide, a molecular message that is recognized and bound by a signal recognition particle (SRP). Translation...
    34 KB (3,710 words) - 12:42, 20 November 2024
  • Thumbnail for Proopiomelanocortin
    signal peptide sequence during translation. POMC is part of the central melanocortin system. POMC is cut (cleaved) to give rise to multiple peptide hormones...
    20 KB (2,226 words) - 03:59, 25 September 2024
  • Thumbnail for Collagen
    Pre-pro-peptide to pro-collagen: Three modifications of the pre-pro-peptide occur leading to the formation of the alpha peptide: The signal peptide on the...
    69 KB (7,690 words) - 10:34, 25 November 2024
  • by its limited polymorphisms and small peptide repertoire. Qa-1b binds to peptides derived from signal peptides of MHC class Ia molecule and interact with...
    754 bytes (96 words) - 20:11, 18 February 2022