About the Authors

Sawako Enoki

Affiliations Department of Applied Chemistry, School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan, CREST, Japan Science and Technology Agency, Chiyoda-ku, Tokyo, Japan

Ryota Iino

Affiliations Department of Applied Chemistry, School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan, CREST, Japan Science and Technology Agency, Chiyoda-ku, Tokyo, Japan

Nobuhiro Morone

Affiliation Institute for Integrated Cell-Material Sciences, Kyoto University, Sakyo-ku, Kyoto, Japan

Kunihiro Kaihatsu

Affiliation Institute of Scientific and Industrial Research, Osaka University, Ibaraki, Osaka, Japan

Shouichi Sakakihara

Affiliation Institute of Scientific and Industrial Research, Osaka University, Ibaraki, Osaka, Japan

Nobuo Kato

Affiliation Institute of Scientific and Industrial Research, Osaka University, Ibaraki, Osaka, Japan

Hiroyuki Noji

hnoji@appchem.t.u-tokyo.ac.jp

Affiliations Department of Applied Chemistry, School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan, CREST, Japan Science and Technology Agency, Chiyoda-ku, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SE RI HN. Performed the experiments: SE NM. Analyzed the data: SE NM. Contributed reagents/materials/analysis tools: KK SS NK. Wrote the paper: SE RI HN.