Puneet Varma (Editor)

Guillardia

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Domain
  
Eukaryota

Class
  
Cryptophyceae

Family
  
Geminigeraceae

Rank
  
Genus

Phylum
  
Cryptophyta

Order
  
Pyrenomonadales

Species
  
G. theta

Similar
  
Geminigeraceae, Hemiselmis, Chlorarachniophyte, Goniomonas, Cryptomonad

Miguel guillardia s2


Guillardia is a genus of flagellate cryptomonad algae belonging to the family Geminigeraceae, containing a secondary plastid within a reduced cytoplasmic compartment that contains a vestigial nucleomorph. There is only one characterised member of this genus, Guillardia theta.

Contents

Genomes

Guillardia theta was the first cryptophyte to have its nuclear genome sequenced. The genome contains 87 Mbp, encoding around 24,840 genes. The complete nucleomorph and plastid genomes have been sequenced, containing 551 kbp and 121 kbp respectively.

Optogenetic tools

Two anion-conducting channelrhodopsins were isolated from Guillardia theta that hyperpolarize neuronal membrane potential and are potent inhibitors of neural activity.

References

Guillardia Wikipedia