A high-quality reference genome for the ornate shrew ( <i>Sorex ornatus</i> )

The ornate shrew (Sorex ornatus) is a small predatory mammal with a broad distribution in northern, central, and southern California as well as in Baja California, Mexico. The ornate shrew is a highly productive consumer in wetland environments and is known to hybridize with the closely related vagrant shrew, S. vagrans. Here we present a high-quality de novo genome assembly for S. ornatus generated as a part of the California Conservation Genomics Project. The S. ornatus genome was generated using PacBio HiFi long reads and Omni-C chromatin interaction sequencing. The primary assembly is highly contiguous, with a contig N50 of 15.9 Mb, a scaffold N50 of 115.2 Mb, and a BUSCO completeness score of 95.10%. The ornate shrew genome will serve as a valuable resource for future North American Sorex conservation genomics as well as for research into shrew biology more generally.

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Publication Details

Journal
Journal of Heredity
Published
2025-10-03
DOI
https://doi.org/10.1093/jhered/esaf074
Primary Topic
Bat Biology and Ecology Studies
Type
article
Field-Weighted Citation Impact
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article

A high-quality reference genome for the ornate shrew ( Sorex ornatus )

Mohan P A Marimuthu, Rauri C. K. Bowie, William Seligmann, Colin W Fairbairn et al.
Journal of Heredity
Bat Biology and Ecology Studies
article

A high-quality reference genome for the ornate shrew ( Sorex ornatus )

Mohan P A Marimuthu, Rauri C. K. Bowie, William Seligmann, Colin W Fairbairn, Eric Beraut, Noravit Chumchim, Michael W. Nachman, Oanh Nguyen, Merly Escalona, I. J. Linn, Christopher J Conroy
article en

Abstract

The ornate shrew (Sorex ornatus) is a small predatory mammal with a broad distribution in northern, central, and southern California as well as in Baja California, Mexico. The ornate shrew is a highly productive consumer in wetland environments and is known to hybridize with the closely related vagrant shrew, S. vagrans. Here we present a high-quality de novo genome assembly for S. ornatus generated as a part of the California Conservation Genomics Project. The S. ornatus genome was generated using PacBio HiFi long reads and Omni-C chromatin interaction sequencing. The primary assembly is highly contiguous, with a contig N50 of 15.9 Mb, a scaffold N50 of 115.2 Mb, and a BUSCO completeness score of 95.10%. The ornate shrew genome will serve as a valuable resource for future North American Sorex conservation genomics as well as for research into shrew biology more generally.

Journal of Heredity
Museum of Vertebrate Zoology (US), University of California, Santa Cruz (US), Acupuncture & Integrative Medicine College (US), University of California, Davis (US), University of California, Berkeley (US)
Openalex Percentile: Top 78%
Bat Biology and Ecology Studies
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