Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/D051939
http://purl.bioontology.org/ontology/MESH/D051939
Preferred Name

Phytochrome B

Definitions
A plant photo regulatory protein that exists in two forms that are reversibly interconvertible by LIGHT. In response to light it moves to the CELL NUCLEUS and regulates transcription of target genes. Phytochrome B plays an important role in shade avoidance and mediates plant de-etiolation in red light.
Synonyms
Phytochrome, PhyB
PhyB Phytochrome
Phytochrome B Protein
Type http://www.w3.org/2002/07/owl#Class
Delete Subject Author Type Created
No notes to display