{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhan Q"],"funding":["Fundamental Research Funds for the Central Universities","National Key R&D Program of China","the Jiangsu Province \"14th Five-Year Plan\" Key Construction Discipline","Qinglan Project\" of Jiangsu Province in 2025","National Natural Science Foundation of China"],"pagination":["16"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12784840"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["15(1)"],"pubmed_abstract":["Tarantulas (family Theraphosidae) are ecologically significant invertebrate predators in terrestrial ecosystems, but many species face threats from habitat fragmentation and unsustainable collection for the international pet trade. <i>Brachypelma albiceps</i>, a CITES Appendix II-listed species, lacks comprehensive mitochondrial genome characterization, limiting phylogenetic and evolutionary studies. Here, we report a complete mitochondrial genome sequence for <i>B. albiceps</i> (13,856 bp; GC content 32.84%) and provide detailed annotation. The genome exhibits typical metazoan mitochondrial organization, containing 13 protein-coding genes (PCGs), 22 tRNAs, and 2 rRNAs, with an AT-rich nucleotide composition (67.16%) characteristic of arthropod mitochondria. Comparative analyses of <i>B. a"],"journal":["Biology"],"pubmed_title":["Complete Mitochondrial Genome Sequencing of &lt;i&gt;Brachypelma albiceps&lt;/i&gt; and Comparative Codon Usage Bias Analysis Across Seven Mygalomorphae Species."],"pmcid":["PMC12784840"],"funding_grant_id":["2022YFC2601200","LGZD202507","2025","32100366","\"Public Security Technology\" project (2022)"],"pubmed_authors":["Huang Y","Zhan Q","Chen Y","Hou S","Tang Y","Zhao Y","Xue X","Zhao X"],"additional_accession":[]},"is_claimable":false,"name":"Complete Mitochondrial Genome Sequencing of &lt;i&gt;Brachypelma albiceps&lt;/i&gt; and Comparative Codon Usage Bias Analysis Across Seven Mygalomorphae Species.","description":"Tarantulas (family Theraphosidae) are ecologically significant invertebrate predators in terrestrial ecosystems, but many species face threats from habitat fragmentation and unsustainable collection for the international pet trade. <i>Brachypelma albiceps</i>, a CITES Appendix II-listed species, lacks comprehensive mitochondrial genome characterization, limiting phylogenetic and evolutionary studies. Here, we report a complete mitochondrial genome sequence for <i>B. albiceps</i> (13,856 bp; GC content 32.84%) and provide detailed annotation. The genome exhibits typical metazoan mitochondrial organization, containing 13 protein-coding genes (PCGs), 22 tRNAs, and 2 rRNAs, with an AT-rich nucleotide composition (67.16%) characteristic of arthropod mitochondria. Comparative analyses of <i>B. a","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Dec","modification":"2026-07-05T03:14:07.325Z","creation":"2026-07-05T03:08:27.007Z"},"accession":"S-EPMC12784840","cross_references":{"pubmed":["41514857"],"doi":["10.3390/biology15010016"]}}