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Chrysiogenes arsenatis
Scientific classification Edit this classification
Domain: Bacteria
Kingdom: Pseudomonadati
Phylum: Chrysiogenota
Class: Chrysiogenia
Order: Chrysiogenales
Family: Chrysiogenaceae
Genus: Chrysiogenes
Macy et al., 1996
Species:
C. arsenatis
Binomial name
Chrysiogenes arsenatis
Macy et al., 1996

Chrysiogenes arsenatis is a species of bacterium in the family Chrysiogenaceae.[1][2] It has a unique biochemistry. Instead of respiring with oxygen, it respires using the most oxidized form of arsenic, arsenate. It uses arsenate as its terminal electron acceptor. Arsenic is usually toxic to life. Bacteria like Chrysiogenes arsenatis are found in anoxic arsenic-contaminated environments.[3]

References

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  1. ^ Chrysiogenes arsenatis in LPSN; Freese, H. M.; Meier-Kolthoff, J. P.; Sardà Carbasse, J.; Afolayan, A. O.; Göker, M. (29 October 2025). "TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity". Nucleic Acids Research. 53: D1–D12. doi:10.1093/nar/gkaf1110.
  2. ^ Schoch CL; et al. "Chrysiogenes arsenatis". National Center for Biotechnology Information (NCBI) taxonomy database. Retrieved 2025-06-05.
  3. ^ Macy, JM; Nunan, K; Hagen, KD; Dixon, DR; Harbour, PJ; Cahill, M; Sly, LI (1996). "Chrysiogenes arsenatis gen. nov., sp. nov., a new arsenate-respiring bacterium isolated from gold mine wastewater". International Journal of Systematic Bacteriology. 46 (4): 1153–7. doi:10.1099/00207713-46-4-1153. PMID 8863450.

See also

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📚 Artikel Terkait di Wikipedia

Phylum

Chloroflexota, green non-sulphur bacteria Chrysiogenota, only 3 genera (Chrysiogenes arsenatis, Desulfurispira natronophila, Desulfurispirillum alkaliphilum)

List of bacteria genera

2004 Chlamydiota Chlamydiia "Similichlamydiales" "Piscichlamydiaceae" Chrysiogenes Macy et al. 1996 Chrysiogenetota Chrysiogenetes Chrysiogenales Chrysiogenaceae

Chrysiogenaceae

Garrity and Holt 2002 Family: Chrysiogenaceae Garrity and Holt 2002 Genera Chrysiogenes Desulfurispira Desulfurispirillum Synonyms Chrysiogenota: "Chrysiogenetes"

Hypothetical types of biochemistry

Arsenate reduction and arsenite oxidation have been observed in microbes (Chrysiogenes arsenatis). Additionally, some prokaryotes can use arsenate as a terminal

Arsenate-reducing bacteria

As(+5)-respiring prokaryotes consist of a diverse phylogenetic group, including Chrysiogenes, Bacillus, Desulfomicrobium, Sulfurospirillum, Shewanella, Citrobacter

Bacterial taxonomy

(from Chlorobium) Chloroflexota (from Chloroflexus) Chrysiogenota (from Chrysiogenes) Coprothermobacterota (from Coprothermobacter) Deferribacterota (from

Arsenate reductase (glutaredoxin)

"Purification and characterization of the respiratory arsenate reductase of Chrysiogenes arsenatis". Eur. J. Biochem. 255 (3): 647–53. doi:10.1046/j.1432-1327

Branching order of bacterial phyla (Rappe and Giovanoni, 2003)

OP11 (Microgenomates) Spirochaetes Caldiserica Synergistes Proteobacteria SBR1093 Chrysiogenes arsenatis Deferribacteres TM6 (Dependentiae) Acidobacteria OP8 (Aminicenantes)