Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/D018271
http://purl.bioontology.org/ontology/MESH/D018271
Preferred Name

Signal Recognition Particle

Definitions
A cytosolic ribonucleoprotein complex that acts to induce elongation arrest of nascent presecretory and membrane proteins until the ribosome becomes associated with the rough endoplasmic reticulum. It consists of a 7S RNA and at least six polypeptide subunits (relative molecular masses 9, 14, 19, 54, 68, and 72K).
Synonyms
Recognition Particle, Signal
Particle, Signal Recognition
SRP (Signal Recognition Particle)
Type http://www.w3.org/2002/07/owl#Class
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