RESEARCH: SIGNALING PROTEIN
FOLDING PROJECT #19234 PROFILE

This project looks at how small changes in signaling proteins (like typos) can mess up cell communication. These messed-up signals are linked to diseases like diabetes, heart problems, and cancer. Drugs often target these proteins, so understanding them is super important!

Note: This TLDR is a simplication and may not be 100% accurate.

The impact of point-mutations on signaling proteins Mutations in proteins are often found to have dramatic functional consequences through changes in conformational dynamics, ligand binding, and association with signaling partners.

These changes sometimes lead to pathological outcomes as signal transduction problems are involved in diabetes, heart disease, and many cancers.

Additionally, proteins involved in cell signaling are the target of over half of approved drugs.

This project aims to understand how a small number of point-mutants in signaling proteins can cause a dramatic change in how they modulate cell signaling pathways.

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Point-mutations

Changes in a single nucleotide within a DNA sequence.

Point-mutations are alterations in the DNA code that affect a single nucleotide. These changes can have varying consequences on protein function and are implicated in various diseases.

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Signaling proteins

Proteins that transmit signals within or between cells.

Signaling proteins are essential for communication between cells. They relay information through a series of biochemical reactions, influencing processes like growth, development, and response to stimuli.

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Conformational dynamics

The changes in shape of a protein over time.

Conformational dynamics refer to the flexibility and movements of proteins. These changes are crucial for their function, allowing them to bind to other molecules and carry out specific tasks.

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Ligand binding

The interaction between a molecule (ligand) and a protein.

Ligand binding is the process where a molecule attaches to a specific site on a protein. This interaction can trigger various cellular responses, such as activating enzymes or altering gene expression.

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Signal transduction

The process of transmitting signals within or between cells.

Signal transduction is a complex series of molecular events that relay information from the cell's environment to its interior. This process allows cells to respond to stimuli, regulate growth and development, and maintain homeostasis.

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Diabetes

A metabolic disorder characterized by high blood sugar levels.

Diabetes is a chronic disease that affects how the body regulates blood sugar. This occurs due to problems with insulin production or its action, leading to elevated glucose levels in the bloodstream.

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Heart disease

A broad term for conditions affecting the heart.

Heart disease encompasses a range of disorders that impact the structure and function of the heart. These include coronary artery disease, heart failure, and arrhythmias.

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Cancers

Abnormal cell growth that can spread to other parts of the body.

Cancers are characterized by uncontrolled cell division and proliferation. This abnormal growth can lead to the formation of tumors and the spread of cancer cells throughout the body.

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Drugs

Substances used to treat or prevent diseases.

Drugs are chemical compounds designed to interact with specific targets in the body to produce therapeutic effects. They are used to treat a wide range of conditions, from infections to chronic illnesses.