Strain number NIES-4550  
Phylum Streptophyta  
Class Zygnematophyceae  
Scientific name Closterium peracerosum-strigosum-littorale complex  
Synonym  
Former name  
Common name Desmid  
Locality (Date of collection) The rice terraces of Negoshioki, Nagano, Nagano, Japan (2007-07-28)  
Latitude / Longitude 36.495278 / 137.964083 
Habitat (Isolation source) Freshwater (Vegetative cell germinated from a zygospore)  
History < Tsuchikane, Yuki  
Isolator (Date of isolation) Tsuchikane, Yuki (2008-08-05)  
Identified by Tsuchikane, Yuki  
State of strain Subculture; Unialgal; Clonal; Non-axenic  
Culture condition
(Preculture condition)
Medium:  CA  
Temperature:  20 C
Light intensity:  14-17 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information Whole-genome ( CANJKZ000000000 ) , 18S rRNA ( LC740473 )  
Cell size (min - max) 137 - 203 μm  
Organization Unicellular 
Characteristics Homothallic ; Isogamou ; Genome decoded strain (Kawaguchi et al. 2023)  
Other strain no. Other strain no. : Naga37s-1  
Remarks  
Movie  
Related strain information
(Large number of orders and same genus or species)
Related strain information
(Whose relevance due to simultaneous purchases and other information is inferred by AI)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-228
Closterium ehrenbergii Desmid   Freshwater (Paddy soil) Heterothallic ; Mating type (+) ; Mating group B ; Crossing with NIES-229  
NIES-229
Closterium ehrenbergii Desmid   Freshwater (Paddy soil) Heterothallic ; Mating type (−) ; Mating group B ; Crossing with NIES-228  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-4552
Closterium peracerosum-strigosum-littorale complex Desmid   Freshwater (Paddy water) Homothallic ; Isogamou  
NIES-4549
Closterium peracerosum-strigosum-littorale complex Desmid   Freshwater (Paddy water) Homothallic ; Isogamou  
NIES-4584
Closterium peracerosum-strigosum-littorale complex Desmid   Freshwater (Water) Heterothallic ; Isogamous ; Mating type (−) ; Mating group II A  
NIES-4321
Closterium peracerosum-strigosum-littorale complex Desmid   Freshwater (Lake water) Heterothallic ; Isogamous ; Mating group II-C ; Mating type (−) ; Crossing with NIES-4322 and NIES-261  
NIES-4582
Closterium peracerosum-strigosum-littorale complex Desmid   Freshwater (River water) Heterothallic: Isogamous ; Mating type (−) ; Mating group II B (Tsuchikane et al. 2012)  
Reference
Kawaguchi, Y. W., Tsuchikane, Y., Tanaka, K., Taji, T., Suzuki, Y., Toyoda, A., Ito, M., Watano, Y., Nishiyama, T., Sekimoto, H., Tsuchimatsu, T. 2023 Extensive copy number variation explains genome size variation in the unicellular Zygnematophycean alga, Closterium peracerosum–strigosum–littorale complex. Genome Biol. Evol., 15, evad115 (article ID).
Keywords: gene duplication; dosage compensation; copy number variation; green algae
Strain(s): 535458596263646568261266643194320432145484550455145524581458245834584 
PubMed: 37348049
DOI: 10.1093/gbe/evad115

Tsuchikane, Y., Watanabe, M., Kawaguchi, Y. W., Uehara, K., Nishiyama, T., Sekimoto, H., Tsuchimatsu, T. 2024 Diversity of genome size and chromosome number in homothallic and heterothallic strains of the Closterium peracerosum–strigosum–littorale complex (Desmidiales, Zygnematophyceae, Streptophyta). J. Phycol., 60, 654-667.
Keywords: Closterium; flow cytometry; genome size; heterothallism; homothallism; sexual reproduction
Strain(s): 5253545859606162636465676826126664319432043214322454845494550455145524581458245834584 
PubMed: 38678594
DOI: 10.1111/jpy.13457

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