DocumentCode
644614
Title
Hydration water in protein-salt aqueous solutions observed by THz-TDS
Author
Aoki, Kazuo ; Shiraki, Kazuyuki ; Hattori, Toshihiro
Author_Institution
Univ. of Tsukuba, Tsukuba, Japan
fYear
2013
fDate
1-6 Sept. 2013
Firstpage
1
Lastpage
2
Abstract
We studied salt effects on hydration water of protein using terahertz time-domain spectroscopy (THz-TDS). The number of hydration water molecules at the protein surface was observed to decrease by addition of ammonium sulfate, while ammonium thiocyanate increases it.
Keywords
biochemistry; molecular biophysics; proteins; solvation; terahertz wave spectra; time-domain analysis; water; THz-TDS; ammonium sulfate; ammonium thiocyanate; hydration water molecules; protein surface; protein-salt aqueous solutions; salt effects; terahertz time-domain spectroscopy; Absorption; Frequency measurement; Ions; Proteins; Spectroscopy; Time-domain analysis; Water;
fLanguage
English
Publisher
ieee
Conference_Titel
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on
Conference_Location
Mainz
Type
conf
DOI
10.1109/IRMMW-THz.2013.6665582
Filename
6665582
Link To Document