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Medicinal Enzyme Engineering Laboratory – News

Oral presentations at the 77th Annual Meeting of the Society for Biotechnology, Japan

September 10, 2025

Noriyuki, Satoshi, and Chris gave oral presentations at the 77th Annual Meeting of the Society for Biotechnology, Japan.

Chris’ first-author paper on ML-based prediction of yeast gene functions published in Life Science Alliance

September 10, 2025

In collaboration with Professor Araki (Ritsumeikan) and Professors Kondo, Hasunuma, and Ishii (Kobe University), we developed a machine learning method that incorporates MALDI-TOF fingerprint data to improve gene function prediction.

GEnESIS under review at npj Systems Biology and Applications

August 6, 2025
GEnESIS workflow overview

We propose GEnESIS (Graph-based Enzyme Evolution with Structure-Informed Scoring), a GNN-based workflow for engineering novel enzymes.

DHPAAS structure and mechanism paper published in Nature Communications

May 14, 2025

With advice from Professor Sode, we discovered new potential oxygen tunnels in DHPAAS. With help from Professor Nakazawa, the first solid-state NMR analysis of mosquito cuticle provided new evidence that the DHPAAS product may form cross-links in insect cuticle.

Satoshi received support from Academist and Sawakami Foundation

April 1, 2025

Support for developing new Deep Learning methods to create novel enzymes.

Chris received support from Kiban B to develop the ENSO system

April 1, 2025

Support to develop the Enzyme Selection & Optimization (ENSO) system for engineering diverse new enzymatic reactions; additional support from the G-7 Scholarship Foundation.

Presentations at the 18th Symposium on Biorelevant Chemistry

September 13, 2024

Noriyuki SHIOURA (B4), Nirannjheeni ALAGAPPAN (B4), Satoshi YUZAWA (B4), and Chris gave presentations at the “18th Symposium on Biorelevant Chemistry”.

Oral presentations at the 76th Annual Meeting of the Japanese Society for Biotechnology

September 8-9, 2024

Nirannjheeni ALAGAPPAN (B4) and Chris both gave oral presentations at the 76th Annual Meeting of the Japanese Society for Biotechnology.

Welcome new lab members

October 6, 2023

Noriyuki SHIOURA (B3), Nirannjheeni ALAGAPPAN (B3), and Satoshi YUZAWA (B3) have joined our lab.

Administrative support

April 1, 2023

Mrs. Yuko Murakami has joined the lab as administrative assistant.

Oral presentation at the 48th Annual Meeting of the Pesticide Society of Japan

March 9, 2023

“Machine learning discovery of specialized enzymes for the biosynthesis of aromatic plant compounds.”

New field name established

January 25, 2023

“The official research field name of "Medicinal Enzyme Engineering" is established at our University.”

Laboratory establishment

December 1, 2022

“The Medicinal Enzyme Engineering Laboratory (Vavricka Lab) is established at Tokyo University of Agriculture and Technology!.”