RESEARCH: STP6-SUGAR-TRANSPORT
FOLDING PROJECT #17954 PROFILE

STP6 is a protein that helps plants move sugar into pollen. This project wants to learn how STP6 works at a molecular level to understand how sugar gets transported within pollen, which is important for plant reproduction.

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

STP6 (Sugar Transport Protein 6) is a high-affinity proton/hexose symporter that primarily functions as a plasma membrane sugar transporter.

It is mainly expressed in pollen, where it plays a critical role in importing sugars like glucose and fructose to support late pollen maturation and pollen tube germination.

These projects aim to understand the molecular mechanism of sugar transport in STP6.

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STP6

Sugar Transport Protein 6

STP6 is a protein found in plants that helps transport sugars into pollen. This is important for pollen growth and development.

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Sugar Transport Protein

A protein that facilitates the movement of sugars within a plant cell.

Sugar transport proteins are responsible for moving sugar molecules across cell membranes. This is essential for plants to distribute nutrients and energy throughout their tissues.

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Proton/Hexose Symporter

A type of membrane protein that uses a proton gradient to transport sugars into cells.

This protein uses the energy from a difference in protons (hydrogen ions) across a cell membrane to move sugar molecules inside. This process is important for plants to absorb and utilize nutrients.

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Plasma Membrane

The outer boundary of a cell that separates its contents from the surrounding environment.

The plasma membrane is a thin layer that encloses all cells. It controls what enters and exits the cell, protecting it and maintaining its internal environment.

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Pollen

The male reproductive cells of flowering plants.

Pollen is produced by the anthers of flowers and is responsible for fertilizing the ovules. It contains the genetic material that will combine with the female gamete to form a seed.

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Germination

The process by which a seed sprouts and begins to grow.

Germination is the first stage of a plant's life cycle. It involves the activation of enzymes and the uptake of water, allowing the embryo inside the seed to emerge and develop.

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Glucose

A simple sugar that is an important source of energy for living organisms.

Glucose is a type of sugar that is used by cells to produce energy. It is found in many foods and is essential for the functioning of all living things.

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Fructose

A simple sugar found naturally in fruits and honey.

Fructose is another type of sugar that is sweeter than glucose. It is often used as a sweetener in processed foods and beverages.