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突胸切叶蚁和木工蚁(膜翅目:蚁科)的基因组草案组装。

Draft genome assemblies of the ponerine ant Odontoponera transversa and the carpenter ant Camponotus friedae (Hymenoptera: Formicidae).

机构信息

School of Biology and Biological Engineering, South China University of Technology, Guangzhou, China.

BGI Research, Wuhan, 430074, China.

出版信息

BMC Genom Data. 2024 Jul 15;25(1):70. doi: 10.1186/s12863-024-01253-7.

Abstract

OBJECTIVES

Ants are ecologically dominant insects in most terrestrial ecosystems, with more than 14,000 extant species in about 340 genera recorded to date. However, genomic resources are still scarce for most species, especially for species endemic in East or Southeast Asia, limiting the study of phylogeny, speciation and adaptation of this evolutionarily successful animal lineage. Here, we assemble and annotate the genomes of Odontoponera transversa and Camponotus friedae, two ant species with a natural distribution in China, to facilitate future study of ant evolution.

DATA DESCRIPTION

We obtained a total of 16 Gb and 51 Gb PacBio HiFi data for O. transversa and C. friedae, respectively, which were assembled into the draft genomes of 339 Mb for O. transversa and 233 Mb for C. friedae. Genome assessments by multiple metrics showed good completeness and high accuracy of the two assemblies. Gene annotations assisted by RNA-seq data yielded a comparable number of protein-coding genes in the two genomes (10,892 for O. transversa and 11,296 for C. friedae), while repeat annotations revealed a remarkable difference of repeat content between these two ant species (149.4 Mb for O. transversa versus 49.7 Mb for C. friedae). Besides, complete mitochondrial genomes for the two species were assembled and annotated.

摘要

目的

蚂蚁是大多数陆地生态系统中生态上占优势的昆虫,目前已记录到约 340 属的 14000 多种现存物种。然而,大多数物种的基因组资源仍然稀缺,尤其是在东亚或东南亚特有的物种,这限制了对这个进化成功的动物谱系的系统发育、物种形成和适应性的研究。在这里,我们组装并注释了在中国自然分布的Odontoponera transversa 和 Camponotus friedae 这两个蚂蚁物种的基因组,以方便未来对蚂蚁进化的研究。

数据描述

我们分别为 O. transversa 和 C. friedae 获得了总共 16GB 和 51GB 的 PacBio HiFi 数据,将其组装成 339Mb 的 O. transversa 草图基因组和 233Mb 的 C. friedae 草图基因组。通过多种指标进行的基因组评估表明,这两个组装的完整性和准确性都很好。通过 RNA-seq 数据辅助的基因注释在两个基因组中产生了相当数量的编码蛋白的基因(O. transversa 为 10892 个,C. friedae 为 11296 个),而重复序列注释揭示了这两个蚂蚁物种之间重复序列含量的显著差异(O. transversa 为 149.4Mb,C. friedae 为 49.7Mb)。此外,还组装并注释了这两个物种的完整线粒体基因组。

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