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S Devanathan

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Citations 239
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Recent Articles
1.
Devanathan S, Salamon Z, Tollin G, Fitch J, Meyer T, Berry E, et al.
Biochemistry . 2007 May; 46(24):7138-45. PMID: 17516628
The dissociation constants for the binding of Rhodobacter capsulatus cytochrome c2 and its K93P mutant to the cytochrome bc1 complex embedded in a phospholipid bilayer were measured by plasmon waveguide...
2.
Devanathan S, Salamon Z, Tollin G, Fitch J, Meyer T, Cusanovich M
Biochemistry . 2004 Dec; 43(51):16405-15. PMID: 15610035
The dissociation constants for the binding of oxidized and reduced wild-type cytochrome c(2) from Rhodobacter capsulatus and the lysine 93 to proline mutant of cytochrome c(2) to photosynthetic reaction centers...
3.
Meyer T, Devanathan S, Woo T, Getzoff E, Tollin G, Cusanovich M
Biochemistry . 2003 Mar; 42(11):3319-25. PMID: 12641464
Acid/base titrations of wild-type PYP and mutants, either in buffer or in the presence of chaotropes such as thiocyanate, establish the presence of four spectral forms including the following: a...
4.
Devanathan S, Lin S, Cusanovich M, Woodbury N, Tollin G
Biophys J . 2001 Sep; 81(4):2314-9. PMID: 11566800
In the photoactive yellow protein, PYP, both Glu46 and Tyr42 form hydrogen bonds to the phenolic OH group of the p-hydroxycinnamoyl chromophore. Previous work on replacement of the carboxyl group...
5.
Masciangioli T, Devanathan S, Cusanovich M, Tollin G, El-Sayed M
Photochem Photobiol . 2000 Dec; 72(5):639-44. PMID: 11107849
Photochemical hole-burning spectroscopy was used to study the excited-state electronic structure of the 4-hydroxycinnamyl chromophore in photoactive yellow protein (PYP). This system is known to undergo a trans-to-cis isomerization process...
6.
Brudler R, Meyer T, Genick U, Devanathan S, Woo T, Millar D, et al.
Biochemistry . 2000 Nov; 39(44):13478-86. PMID: 11063584
To understand in atomic detail how a chromophore and a protein interact to sense light and send a biological signal, we are characterizing photoactive yellow protein (PYP), a water-soluble, 14...
7.
Devanathan S, Lin S, Cusanovich M, Woodbury N, Tollin G
Biophys J . 2000 Oct; 79(4):2132-7. PMID: 11023916
Transient absorption spectroscopy in the time range from -1 ps to 4 ns, and over the wavelength range from 420 to 550 nm, was applied to the Glu46Gln mutant of...
8.
Devanathan S, Brudler R, Hessling B, Woo T, Gerwert K, Getzoff E, et al.
Biochemistry . 1999 Oct; 38(41):13766-72. PMID: 10521284
Photoactive yellow protein (PYP) is a blue light sensor present in the purple photosynthetic bacterium Ectothiorhodospira halophila, which undergoes a cyclic series of absorbance changes upon illumination at its lambda(max)...
9.
Devanathan S, Pacheco A, Ujj L, Cusanovich M, Tollin G, Lin S, et al.
Biophys J . 1999 Jul; 77(2):1017-23. PMID: 10423446
Femtosecond time-resolved absorbance measurements were used to probe the subpicosecond primary events of the photoactive yellow protein (PYP), a 14-kD soluble photoreceptor from Ectothiorhodospira halophila. Previous picosecond absorption studies from...
10.
Jiang Z, Swem L, Rushing B, Devanathan S, Tollin G, Bauer C
Science . 1999 Jul; 285(5426):406-9. PMID: 10411503
A phytochrome-like protein called Ppr was discovered in the purple photosynthetic bacterium Rhodospirillum centenum. Ppr has a photoactive yellow protein (PYP) amino-terminal domain, a central domain with similarity to phytochrome,...