# Genome assembly and annotation of Scenedesmus bijugus var. obtusiusculus AT-UAM from Cuatro Ciénegas, México

**Authors:** Freddy Castillo-Alfonso, Juan Carlos Sigala Alanis, Marcia Morales-Ibarría, Cristal Zúñiga

PMC · DOI: 10.1128/mra.00910-25 · 2026-02-04

## TL;DR

This paper presents the genome sequence of a microalga from Mexico that can tolerate CO2 and produce lipids, making it useful for biotechnology.

## Contribution

The novel contribution is the draft genome and annotation of Scenedesmus bijugus var. obtusiusculus AT-UAM, a CO2-tolerant lipid-producing microalga.

## Key findings

- The microalga strain is CO2-tolerant and accumulates high levels of lipids.
- It was isolated from Cuatro Ciénegas, Mexico, and shows adaptability for biotechnological use.

## Abstract

We report the draft genome sequence of Scenedesmus bijugus var. obtusiusculus AT-UAM, a CO2-tolerant and lipid-producing microalga isolated from Cuatro Ciénegas, México. The strain shows potential for biotechnological applications due to its adaptability and high lipid accumulation.

## Linked entities

- **Chemicals:** CO2 (PubChem CID 280)
- **Species:** Scenedesmus bijugus var. obtusiusculus (taxon 1539024)

## Full-text entities

- **Chemicals:** lipid (MESH:D008055), CO2 (MESH:D002245)

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Source: https://tomesphere.com/paper/PMC12981083