Describe the R groups of amino acids in terms of polar, nonpolar, aromatic, ... Substances having this dual nature are amphoteric and are often called ampholytes. ...
They all cause horizontal streaks. Underfocusing: insufficient focusing Vh. ... (pI change and start moving again.streak) Basic narrow gradients are sensitive to ...
Aminos uren Von: Imke Sp . und Jana Inhalt Allgemein Funktionen Chemischer Aufbau Einteilung der Gruppen S ure-Base-Eigenschaften Essentielle Aminos uren ...
Title: M todos de Isolamento de Biomol culas Author: Celia Carlini Last modified by: usuario Created Date: 3/25/2000 1:05:34 AM Document presentation format
Universidade Federal de Pelotas Centro de Desenvolvimento Tecnol gico Proteoma Baseado em Eletroforese 2D: Fundamentos e Aplica es Dr. Luciano da Silva Pinto
2nd dimension: SDS-PAGE. Gel staining (SYPRO ruby) Imaging (Fuji imager - 470nm) ... long term storage at 80 C. Limit sample contamination. gloves (keratin) ...
Disinfection Disinfection Disinfection The removal of harmful organisms (but not usually spores) or the reduction of numbers of organisms to a level where they ...
... a priori classified as needing curation (series B) were topped up with alcohol. ... Standard topping up procedure hardly improves the pH. Statement of problem: ...
GEL ELECTROPHORESIS Gel electrophoresis uses a ... cellulose acetate paper electrophoresis Slide 16 Gel Electrophoresis AGAROSE GEL POLYACRYLAMIDE GEL DNA ...
The buffer's pH is a function of it's pKa and the ratio of concentrations of ... Preparation of A Buffer. To prepare a buffer first choose an acid with a pKa ...
Within this range there exists a ratio between the charged and uncharged groups ... zwitterion. Different pKa. Effects of Ph on Amino Acid R-group Charge. pK=pI ...
other AAs are formed by a posttranslational modification ... amphoteric electrolytes) 'AMPHION' Important reactions of AAs. dissociation (formation of salts) ...
... not bleach or color stable. Benzene groups are acid, alkali and bleach stable ... Not compatible with hypochlorite bleach. Hydrolyzes under acidic conditions ...
Gel Electrophoresis Slab for proteins and DNA Cooling/sieving mechanism polyacrylamide Capillary isotachophoresis Capillary electrochromatography Micellar ...
Concentration - Ultrafiltration. Precipitation. Preparation of proteins, cont ... Typical solubility behavior of protein as a function of pH and salt concentration ...
Methodology for the Commassie staining Proteins that are separated by the 2-DE has to be stained by the staining solution for visualization. Many staining methods are ...
large pore size of gel and equilibrium conditions minimize molecular sieving ... mixture of aliphatic amines either carboxylic or sulfonic acid groups ...
Only 'Proteomics' is the large-scale screening of the proteins of a cell, ... Using abrasive vortexed bead to break cell walls. 2. Cell disruption (continued) ...
Chapter 09 Polyprotic Acid-Base Equilibria Proteins perform biological functions such as structural support, catalysis of chemical reactions, immune response to ...
Protein chemistry to proteomics Technological advancements in protein analysis with increased sensitivity, resolution and capability to carry out high throughput ...
Devices for measurement of Osmolar concentration (measurement is based on cryoscopy), Diffusion Viscosity (practical exercises) ... mentioned in lecture about MRI) ...
Chap. 3B Amino Acids, Peptides, and Proteins Topics Amino acids Peptides and proteins Working with proteins The structure of proteins: primary structure
For all the standard amino acids except. glycine,the a-carbon is covalently bonded ... Steric relationship of the stereoisomers of alanine to the absolute ...
Title: Balancing and using redox equations Author: xyz Last modified by: qw Created Date: 5/13/2003 3:37:11 AM Document presentation format: On-screen Show
Application of Proteomics in Biological Research An introduction Jau-Song Yu Department of Cell and Molecular Biology Chang Gung University (?????) MALDI-TOF MS ...
Basic Building Blocks: Proteins Largest variety of biomolecules Most of the weight of cells, aside from water Basic unit is amino acid Form of amino acid