Microgravity upregulates gravitropism-related genes

Association·nasa

Gravitropism-related genes such as SGR5, IDD14, and LAZY1 are upregulated in microgravity conditions.

Confidence

70%

active

Evidence Quote

“Gravitropism related genes SGR5, IDD14, and LAZY1 were upregulated in microgravity.”

Relationship

microgravity increases gravitropism genes

Connections (6)

Spaceflight alters plant gene expressionAssociation

Microgravity-driven coordination of auxin signaling and gravitropismInferenceChain

Transcription factor control coordinates SAUR gene expression and adaptive growthInferenceChain

Mechanisms underlying microgravity-induced gene regulationInferenceChain

Organ- and layer-specific regulation of gene expression under spaceflightInferenceChain

Integration of TCP11, miR156/SPL, and HY5 in plant developmental regulationInferenceChain

Evidence

“Study showing IDD14/15/16 promote lateral organ morphogenesis and gravitropism via auxin biosynthesis and transport.”

Cui, D. et al. (2013). The arabidopsis IDD14, IDD15, and IDD16 cooperatively regulate lateral organ morphogenesis and gravitropism by promoting Auxin biosynthesis and transport. doi:10.1371/journal.pgen.1003759 ↗

“Study on the opposing roles of TCP4 and PIF3 transcription factors in light-regulated expression of SAUR genes affecting cotyledon opening during de-etiolation in Arabidopsis.”

(2019). The transcription factors TCP4 and PIF3 antagonistically regulate organ-specific light induction of SAUR genes to modulate cotyledon opening during de-etiolation in Arabidopsis doi:10.1105/tpc.18.00803 ↗

“Review of roles for TCP transcription factors in Arabidopsis beyond development.”

Li, S. (2015). The Arabidopsis thaliana TCP transcription factors: A broadening horizon beyond development doi:10.1080/15592324.2015.1044192 ↗

“Study describing the role of SGR5 protein in early gravitropism events in Arabidopsis inflorescence stems.”

(2006). A C2H2-type zinc finger protein, SGR5, is involved in early events of gravitropism in Arabidopsis inflorescence stems doi:10.1111/j.1365-313X.2006.02807.x ↗

“Study describing how LZY translocation generates cell polarity linked to gravity sensing in Arabidopsis.”

(2023). Cell polarity linked to gravity sensing is generated by LZY translocation from statoliths to the plasma membrane doi:10.1126/science.adh9978 ↗

“Study on how Arabidopsis roots respond at the transcriptional level to fractional gravity conditions.”

Sheppard, J. et al. (2021). Uncovering transcriptional responses to fractional gravity in Arabidopsis roots

Microgravity upregulates gravitropism-related genes — NASA Knowledge Graph