Related Experiment Video
Updated: Jan 21, 2026
08:14
LeafJ: An ImageJ Plugin for Semi-automated Leaf Shape Measurement
Published on: January 21, 2013
29.3K
A defect in the PINOID serine/threonine kinase affects leaf shape in cucumber
1Science Editor, Peridot Scientific Communications, 2958 North Kilbourn Ave., Chicago, 60641, USA.
Journal of Integrative Plant Biology
|July 31, 2019
Summary
The PINOID protein kinase influences cucumber leaf shape by affecting auxin pathways. This discovery is crucial for improving plant architecture in crops.
Area of Science:
- Plant biology
- Genetics
- Molecular biology
Background:
- Leaf shape is critical for plant architecture in agriculture.
- Understanding the genetic control of leaf morphology is essential for crop improvement.
Purpose of the Study:
- To investigate the genetic basis of leaf shape determination in cucumber.
- To elucidate the role of PINOID protein kinase in regulating leaf morphology.
Main Methods:
- Analysis of the cucumber round leaf (rl) mutant.
- Examination of auxin biosynthesis, transport, and signaling pathways.
Main Results:
- The PINOID protein kinase was identified as a key regulator of leaf shape.
- Alterations in auxin pathways were linked to the round leaf phenotype.
Conclusions:
- PINOID protein kinase plays a significant role in controlling leaf shape through auxin.
- This finding has implications for optimizing plant architecture in horticultural and grain crops.
Related Concept Videos
02:54Protein Kinases and Phosphatases
15.0K
Proteins undergo chemical modifications that trigger changes in the charge, structure, and conformation of the proteins. Phosphorylation, acetylation, glycosylation, nitrosylation, ubiquitination, lipidation, methylation, and proteolysis are various protein modifications that regulate protein activity. Such modifications are usually enzyme-driven.
Protein kinases
Many proteins in the cell are regulated by phosphorylation, the addition of a phosphate group. A family of enzymes called kinases...
Protein kinases
Many proteins in the cell are regulated by phosphorylation, the addition of a phosphate group. A family of enzymes called kinases...
15.0K
02:54Protein Kinases and Phosphatases
4.4K
4.4K
03:37Molecular Shape and Polarity
74.4K
Dipole Moment of a Molecule
74.4K
02:52VSEPR Theory and the Basic Shapes
84.0K
Overview of VSEPR Theory
84.0K
01:23Lumber Defects
487
Lumber defects, which can affect both the appearance and structural integrity of wood, include a variety of growth and manufacturing flaws. Growth defects such as knots and knotholes occur where branches were once attached to the tree trunk, with knotholes forming when these knots fall out. Other natural defects include decay and insect damage, which compromise the wood's strength and durability.
Shakes are minor fractures that run along or across the wood's annual rings, while wane is...
Shakes are minor fractures that run along or across the wood's annual rings, while wane is...
487
01:18Molecular Shapes
61.4K
Molecules have characteristic shapes that are crucial for their function. The arrangement of various electron groups around the central atom dictates their molecular geometry. Electron pairs in the valence shell of a central atom will adopt an arrangement that minimizes repulsions between the electron pairs by maximizing the distance between them. The valence electrons form either bonding pairs, located primarily between bonded atoms, or lone pairs.
Two regions of electron density in a diatomic...
Two regions of electron density in a diatomic...
61.4K