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Related Concept Videos

ATP and Macromolecule Synthesis01:28

ATP and Macromolecule Synthesis

Biological macromolecules are organic compounds, predominantly composed of carbon atoms. The carbon atoms are covalently bonded with hydrogen, oxygen, nitrogen, and other minor elements. There are four major biological macromolecule classes: carbohydrates, lipids, proteins, and nucleic acids.
Most macromolecules are composed of single subunits, or building blocks, called monomers. The monomers combine with each other using covalent bonds to form larger molecules known as polymers.
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Protein Transport to the Inner Chloroplast Membrane01:18

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Proteins targeted to the inner chloroplast membrane, or plastid proteins, are transported by two general pathways: the stop-transfer and the re-insertion or post-import pathways. Most plastid proteins carry N-terminal transit sequences and internal import sequences targeting it to the specific chloroplast subcompartment. Proteins targeted by the stop-transfer pathway have internal hydrophobic sequences that inhibit their translocation into the stroma. As a result, these precursors are arrested...
Biosynthesis of Polysaccharides01:26

Biosynthesis of Polysaccharides

Polysaccharides such as glycogen and starch are synthesized from nucleoside diphosphate sugars, primarily uridine diphosphate glucose (UDPG) and adenosine diphosphate glucose (ADPG). These activated glucose donors act as key intermediates in carbohydrate metabolism and biosynthesis. UDPG primarily involves glycogen synthesis in animals and many bacteria, while ADPG plays a fundamental role in starch synthesis in plants and certain bacteria.UDPG is formed when glucose-1-phosphate reacts with...
Peptidoglycan Synthesis01:28

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In animals, the mitochondrial F1F0 ATP synthase is the key protein that synthesizes ATP molecules through a complex catalytic mechanism. While the nuclear genome encodes the majority of ATP synthase subunits, the mitochondrial genome encodes some of the enzyme's most critical components. The formation of this multi-subunit enzyme is a complex multi-step process regulated at the level of transcription, translation, and assembly. Defects in one or more of these steps can result in decreased ATP...
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Updated: Jun 24, 2026

Rapid One-step Enzymatic Synthesis and All-aqueous Purification of Trehalose Analogues
09:27

Rapid One-step Enzymatic Synthesis and All-aqueous Purification of Trehalose Analogues

Published on: February 17, 2017

STICS: surface-tethered iterative carbohydrate synthesis.

Papapida Pornsuriyasak1, Sneha C Ranade, Aixiao Li

  • 1Department of Chemistry and Biochemistry, University of Missouri, St. Louis, Missouri 63121, USA.

Chemical Communications (Cambridge, England)
|March 26, 2009
PubMed
Summary
This summary is machine-generated.

A novel surface-tethered iterative carbohydrate synthesis (STICS) technology simplifies oligosaccharide chain creation. This cost-effective method utilizes a reusable gold

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Last Updated: Jun 24, 2026

Rapid One-step Enzymatic Synthesis and All-aqueous Purification of Trehalose Analogues
09:27

Rapid One-step Enzymatic Synthesis and All-aqueous Purification of Trehalose Analogues

Published on: February 17, 2017

High-throughput Synthesis of Carbohydrates and Functionalization of Polyanhydride Nanoparticles
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High-throughput Synthesis of Carbohydrates and Functionalization of Polyanhydride Nanoparticles

Published on: July 6, 2012

Hierarchical and Programmable One-Pot Oligosaccharide Synthesis
09:56

Hierarchical and Programmable One-Pot Oligosaccharide Synthesis

Published on: September 6, 2019

Area of Science:

  • Carbohydrate Chemistry
  • Organic Synthesis
  • Materials Science

Background:

  • Oligosaccharide synthesis is crucial for understanding biological processes.
  • Current methods can be complex, costly, and time-consuming.
  • Developing efficient and reusable synthesis platforms is a key challenge.

Purpose of the Study:

  • To introduce a new, cost-efficient, and simple method for oligosaccharide synthesis.
  • To demonstrate the reusability of the synthesis platform.
  • To enable streamlined production of oligosaccharide chains.

Main Methods:

  • Development of a surface-tethered iterative carbohydrate synthesis (STICS) technology.
  • Functionalization of a chemically stable, high surface area porous gold 'stick'.
  • Iterative addition of monosaccharides to build oligosaccharide chains on the surface.

Main Results:

  • Successful synthesis of oligosaccharide chains using the STICS technology.
  • Demonstration of the 'stick's' reusability for multiple synthesis cycles.
  • Cost-efficient and simplified oligosaccharide production achieved.

Conclusions:

  • The STICS technology offers a practical and economical approach to oligosaccharide synthesis.
  • The reusable gold 'stick' platform enhances efficiency and reduces waste.
  • This method has potential for broader applications in glycobiology and drug discovery.