By Donald M. Kirschenbaum
After you have noticeable the spectrum of 1 protein you have got obvious the spectra of all professional teins. Or so it's going to look. whereas the overall features of the absorption curve might seem to be related for all proteins (i. e. , in acid and impartial answer there's a minimal at 250 nm, a greatest at 278-282 nm, and no absorption above 310 nm; in alkaline answer the utmost and minimal shift to longer wavelengths), there are refined alterations which are noticeable while the spectra of many proteins are in comparison. it really is those transformations which mirror adjustments in amino acid content material and within the milieu within which the protein has been dissolved. The spectra during this e-book supply samples of those refined spectral modifications and allow comparisons to be made. This e-book used to be ready to have its index learn and its contents spoke of. For the reader who wants to recognize what a protein spectrum feels like in acid and alkaline media, after X-ray or UV irradiation, or after photo-oxidation or B-bromosuccinimide therapy, spectral representations of a lot of these experimental occasions and so on can be found. The indicies have been ready to supply the utmost details with the minimal attempt. as well as an alphabetical directory, all spectra are talked about by means of species, tissues, and the organs from which they have been taken. There also are "environmental" indicies on the topic of the therapy the proteins bought sooner than having their spectra taken. Technical details relating instrumentation is missing.
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Extra info for Atlas of Protein Spectra in the Ultraviolet and Visible Regions
Scardi, and R. Zito, Biochem. J . , 589 (1966). 585 mg/ml.
Mixed with excess apoenzyme. 001 M. NAME: D-Amino Acid Oxidase SOURCE: Pig kidney REFERENCE: K. Yagi and N . Ohishi, J. , Tokyo, 67, 599 (1970). 3. 002 M DL-pipecolate. Curve I : Purple complex. Curve II : After 20 hours illumination. Curve III : After ko hours illumination. NAME: D-Amino Acid Oxidase SOURCE: pig kidney REFERENCE: v. Massey, G. Palmer and R. Bennet, Biochim. Biophys. Acta, U8, 1 (1961). 3. Upper curve: Enzyme. Lower curve: Enzyme + 900 moles DL-alanine. NAME: D-Amino Acid Oxidase SOURCE: Pig kidney REFERENCE: K, Yagi and N.
H . Williams, J r . P. Swoboda, and R . H . Sands, Biochim. Biophys. Library, 8_, 133 (1966). 1 M pyrophosphate, pH 8 . 17 moles piperidine 2-carboxylate. 17 moles D-pipecolic acid. 35 moles D-pipecolic acid. Curve k: + 52 moles D-pipecolic acid. Anaerobic conditions at 170C. NAME: D-Amino Acid Oxidase SOURCE: Pig kidney REFERENCE: V. Massey, G. Palmer, C. H. P. H. Sands, Biochim. Biophys. Library ,8_ (1966). 5. Curve 1: Oxidized enzyme. Curve 2: After addition of 16 moles Dproline and kOO moles of A'-pyrroline 2-carboxylic acid.