Related Experiment Video
Updated: Feb 3, 2026
11:34
Subsurface Defect Localization by Structured Heating Using Laser Projected Photothermal Thermography
Published on: May 15, 2017
11.6K
A Multipronged Method for Unveiling Subtle Structural-Functional Defects of Mutant Chaperone Molecules Causing Human
Donatella Bulone1, Pier Luigi San Biagio1, Tatiana Quiñones-Ruiz2
1Institute of Biophysics, SL Palermo, National Research Council, Palermo, Italy.
Methods in Molecular Biology (Clifton, N.J.)
|October 21, 2018
Summary
Chaperonopathies arise from abnormal chaperone proteins. Understanding these subtle defects requires a comprehensive method to analyze chaperone properties and functions, crucial for diagnosing these rare diseases.
Area of Science:
- Molecular Biology
- Cellular Biology
- Pathology
Background:
- Chaperonopathies are diseases linked to abnormal chaperone proteins affecting cellular function.
- Pathogenic mechanisms involve subtle structural or functional changes in chaperones due to mutations or posttranslational modifications.
- Understanding these subtle alterations is key, as severe damage would be lethal, preventing disease manifestation.
Purpose of the Study:
- To present a multipronged method for assessing abnormal chaperone molecules.
- To elucidate the impact of pathogenic alterations on chaperone properties and functions.
Main Methods:
- Assessment of intrinsic properties of chaperone molecules.
- Evaluation of the chaperoning functions of chaperone molecules.
Main Results:
- The study outlines a novel, multifaceted approach to analyze chaperone defects.
- This method allows for a detailed examination of how molecular abnormalities lead to disease.
Conclusions:
- A comprehensive assessment strategy is essential for diagnosing chaperonopathies.
- Understanding subtle chaperone defects is critical for unraveling disease pathogenesis.
Related Concept Videos
03:00Molecular Chaperones and Protein Folding
19.8K
The native conformation of a protein is formed by interactions between the side chains of its constituent amino acids. When the amino acids cannot form these interactions, the protein cannot fold by itself and needs chaperones. Notably, chaperones do not relay any additional information required for the folding of polypeptides; the native conformation of a protein is determined solely by its amino acid sequence. Chaperones catalyze protein folding without being a part of the folded protein.
The...
The...
19.8K
01:56Structural Protein Function
30.0K
Structural proteins are a category of proteins responsible for functions ranging from cell shape and movement to providing support to major structures such as bones, cartilage, hair, and muscles. This group includes proteins such as collagen, actin, myosin, and keratin.
Collagen, the most abundant protein in mammals, is found throughout the body. In connective tissue, such as skin, ligaments, and tendons, it provides tensile strength and elasticity. In bones and teeth, it mineralizes to...
Collagen, the most abundant protein in mammals, is found throughout the body. In connective tissue, such as skin, ligaments, and tendons, it provides tensile strength and elasticity. In bones and teeth, it mineralizes to...
30.0K
01:56Structural Protein Function
3.3K
3.3K
01:58Fruit Development, Structure, and Function
25.2K
Fruits form from a mature flower ovary. As seeds develop from the ovules contained within, the ovary wall undergoes a series of complex changes to form fruit. In some fruits, such as soybeans, the ovary wall dries; in other fruits, such as grapes, it remains fleshy. In some cases, organs other than the ovary contribute to fruit formation; such fruits are called accessory fruits.
25.2K
01:29Structure and Function of Erythrocytes
5.9K
There are between 4.2 and 6 million erythrocytes, also known as red blood cells, in every microliter of blood. These cells are small, flattened biconcave discs with centers that are depressed.
The erythrocyte plasma membrane is associated with proteins such as spectrin, which forms a flexible cytoplasmic meshwork. This meshwork allows erythrocytes to twist, turn, become cup-shaped, and regain their biconcave shape as they pass through narrow capillaries. Additionally, erythrocytes can form...
The erythrocyte plasma membrane is associated with proteins such as spectrin, which forms a flexible cytoplasmic meshwork. This meshwork allows erythrocytes to twist, turn, become cup-shaped, and regain their biconcave shape as they pass through narrow capillaries. Additionally, erythrocytes can form...
5.9K
01:18Structure and Function of Platelets
3.5K
The cell fragments known as platelets are disc-shaped, with an average diameter of about 3 μm and a thickness of roughly 1 μm. They play a crucial role in the body's vascular clotting system, which also involves plasma proteins, blood cells, and blood vessel tissues.
Platelets are continually replenished, circulating in the bloodstream for 9-12 days before being removed by phagocytes, primarily in the spleen. A microliter of circulating blood contains between 150,000 and 450,000...
Platelets are continually replenished, circulating in the bloodstream for 9-12 days before being removed by phagocytes, primarily in the spleen. A microliter of circulating blood contains between 150,000 and 450,000...
3.5K