Author

S. Hiraoka

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 5 Biochemistry· 1

Signature Assays, Organisms & Methods

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Assay:metagenomics· 5 Approach:experimental assay· 4 Research Focus:cell type annotation· 3 Organism:bacteria (other)· 2 Approach:deep learning· 2 Research Focus:ecology & biodiversity· 2 Approach:statistical model· 2 Research Focus:chromatin & epigenetic regulation· 1

Frequent Co-Authors

T. Nunoura· 3 shared W. Iwasaki· 3 shared A. Toyoda· 2 shared M. Hirai· 2 shared T. Sumida· 2 shared A. Dobashi· 1 shared A. Ishiwata· 1 shared A. Makabe· 1 shared

Activity by Year

2017-2023 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 16 mutual co-author links

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3 shared papersMicrobiology

T. Nunoura

Mutual co-authors in cluster

Author profile →

6 papers

Recent·Most cited

Genetic and functional diversity of beta-N-acetylgalactosamine residue-targeting glycosidases expanded by deep-sea metagenome

T. Sumida, S. Hiraoka, K. Usui, A. Ishiwata, T. Sengoku, K. A. Stubbs, K. Tanaka, S. Deguchi, S. Fushinobu, T. Nunoura

This study identifies and characterizes novel beta-N-acetylgalactosaminidases from deep-sea metagenomes, revealing structural diversity and substrate specificity expansion.

bioRxiv · Jul 28, 2023Biochemistry

Probe capture enrichment sequencing of amoA genes discloses diverse ammonia-oxidizing archaeal and bacterial populations

S. Hiraoka, M. Ijichi, H. Takeshima, Y. Kumagai, C.-C. Yang, Y. Makabe-Kobayashi, H. Fukuda, S. Yoshizawa, W. Iwasaki, K. Kogure, T. Shiozaki

This study develops a probe capture enrichment method for amoA genes, revealing more accurate and diverse ammonia-oxidizing archaeal and bacterial populations than traditional sequencing approaches.

bioRxiv · Apr 10, 2023 · PreprintMicrobiology

Diverse DNA modification in marine prokaryotic and viral communities

S. Hiraoka, T. Sumida, M. Hirai, A. Toyoda, S. Kawagucci, T. Yokokawa, T. Nunoura

The paper identifies diverse DNA modifications in marine prokaryotic and viral communities using metaepigenomic analysis and reveals novel MTase-motif pairs and conserved motifs in Alphaproteobacteria.

bioRxiv · May 8, 2021Microbiology

Microbial community and geochemical analyses of trans-trench sediments for understanding the roles of hadal environments

S. Hiraoka, M. Hirai, Y. Matsui, A. Makabe, H. Minegishi, M. Tsuda, J. Juliarni, E. Rastelli, R. Danovaro, C. Corinaldesi, T. Kitahashi, E. Tasumi, M. Nishizawa, K. Takai, H. Nomaki, T. Nunoura

The paper analyzes microbial communities and geochemistry in hadal trench sediments to understand microbial distribution and ecological drivers.

bioRxiv · Aug 8, 2019Microbiology

Metaepigenomic analysis reveals the unexplored diversity of DNA methylations in an environmental prokaryotic community

S. Hiraoka, Y. Okazaki, M. Anda, A. Toyoda, S.-i. Nakano, W. Iwasaki

The paper uses metaepigenomic analysis to uncover diverse DNA methylation systems in an environmental prokaryotic community, identifying novel methylated motifs and their associated methyltransferases.

bioRxiv · Aug 7, 2018Microbiology

Collaborative environmental DNA sampling from petal surfaces of flowering cherry Cerasus ×- yedoensis 'Somei-yoshino' across the Japanese archipelago

T. Ohta, T. Kawashima, N. O. Shinozaki, A. Dobashi, S. Hiraoka, T. Hoshino, K. Kanno, T. Kataoka, S. Kawashima, M. Matsui, W. Nemoto, S. Nishijima, N. Suganuma, H. Suzuki, Y.-h. Taguchi, , W. Iwasaki

The paper collects and analyzes environmental DNA from petal surfaces of cherry trees across Japan, showing rapid DNA attachment and the presence of other plant DNA, supporting the use of petals for studying environmental DNA dynamics.

bioRxiv · Jul 19, 2017Microbiology