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Updated: Apr 21, 2026

Novel Sequence Discovery by Subtractive Genomics
Published on: January 25, 2019
Complete mitochondrial genome sequence of Brycon orbignyanus (Characiformes, Bryconidae)
Flávia de Faria Siqueira1,2, Anderson Oliveira do Carmo1, Juliana da Silva Martins Pimentel1
1a Departamento de Biologia Geral , Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais , Belo Horizonte , Brasil and.
The complete mitochondrial genome of the piracanjuba (Brycon orbignyanus) was sequenced, revealing its structure and gene organization. This research provides crucial genomic data for this important fish species.
Area of Science:
- Genomics
- Ichthyology
- Molecular Biology
Background:
- The Brycon orbignyanus, or piracanjuba, is an economically important fish species.
- Mitochondrial genomes are vital for understanding evolutionary relationships and population genetics.
Purpose of the Study:
- To sequence and characterize the complete mitochondrial genome of Brycon orbignyanus.
- To provide foundational genomic data for future studies on this species.
Main Methods:
- Whole mitochondrial genome sequencing.
- Bioinformatic analysis of the mitogenome sequence.
- Gene annotation and comparative analysis.
Main Results:
- The Brycon orbignyanus mitogenome is a 16,800 bp circular DNA molecule.
- It contains 13 protein-coding genes, 2 rRNA genes, 22 tRNA genes, and a noncoding control region.
- Specific gene locations, start/stop codons (including unusual ones like GTG for Cox1), and incomplete stop codons were identified.
Conclusions:
- The complete mitochondrial genome sequence of Brycon orbignyanus has been successfully determined.
- This genomic resource will aid in future research on piracanjuba population genetics, evolution, and conservation.
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