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Lecture 2
Lecture 2

... Grouping amino acids Amino acids can be classified (sometimes roughly) into groups based on the chemical properties of the R groups and their internal functional groups. The main classifications are: polar vs. non polar, hydrophilic vs. hydrophobic, aromatic vs. aliphatic, charged vs. non-charged. H ...
Supplementary Figure 1: Gene/Protein restrictions selection. First
Supplementary Figure 1: Gene/Protein restrictions selection. First

... the microarray data that fulfilled and passed the filters after translating the pig proteome ...
The Folding and Assembly of Proteins
The Folding and Assembly of Proteins

7.5 Proteins - HS Biology IB
7.5 Proteins - HS Biology IB

... IB Question: Distinguish between fibrous and globular proteins with reference to one example of each protein type. [6] fibrous proteins are strands/sheets whereas globular proteins are rounded; fibrous proteins (usually) insoluble whereas globular proteins (usually) soluble; globular more sensitive ...
Sample Preparation I (Protein Purification)
Sample Preparation I (Protein Purification)

... What is the protein’s PI? (isoelectric point) Has anyone published on this or something similar? ...
Secondary Structure of Proteins
Secondary Structure of Proteins

... • Enzymes operate under specific conditions – pH optimum, temperature optimum Most near pH 7.4, 37 °C, though some differ e.g. pepsin at pH 1.5, found in stomach • May require cofactors – ions or organic compounds (“prosthetic groups” if tightly bound) ...
Standard Deviants RNA Movie
Standard Deviants RNA Movie

... 1 What is the section of mRNA that is cut out like “garbage”? 2. What section of mRNA is going to be expressed? 3. What is the process by which proteins are created? 4. What 2 shapes do proteins form? 5. Protein shape determines? 6. What is the template that determines the order of the amino acids? ...
Episode 11 - Science Of Ultra
Episode 11 - Science Of Ultra

... be any harm (and there may be good to be done) in consuming a bit more protein than usual after a race and making it of high quality that is readily digested. See below for an explanation of ‘quality’. For nonvegans, whey protein fits this description. For everyone, including vegans, soy and pea pr ...
Spec for students digestion and metabolism
Spec for students digestion and metabolism

... Bile is made in the liver and stored in the gall bladder. It is alkaline to neutralise hydrochloric acid from the stomach. It also emulsifies fat to form small droplets which increases the surface area. The alkaline conditions and large surface area increase the rate of fat breakdown by lipase. Oppo ...
Bio Medical Syllabus - Wilson School District
Bio Medical Syllabus - Wilson School District

... biotechnology, physical therapy, genetics, pharmacy, and related biological sciences. The course includes college level laboratory activities taught at a high school level. These hands-on activities include extensive interaction with the instructor. A high school level textbook on biotechnology is u ...
Biochem Study Guide for Test
Biochem Study Guide for Test

... inside of the membrane is _________ charged and the outside is _________ charged. This difference stems from the unequal distribution of ______ on the two sides of the membrane, maintained by the __________________________________. The membrane potential is essential to the function of nerve and ___ ...
Using a Mechanistic Perspective to Simulate Protein Backbone Motion
Using a Mechanistic Perspective to Simulate Protein Backbone Motion

... motion without the need to calculate all intermolecular forces. As a first step towards such a computationally efficient method, we use operational space control principles from robotics and kinematics principles from mechanics to simulate the motion of a protein's backbone at interactive rates. CSE ...
Review on Biochemistry: Protein Chemistry
Review on Biochemistry: Protein Chemistry

Ion exchange chromatography File
Ion exchange chromatography File

... < pI - A protein has more positively charged amino acids and therefore an overall positive charge. It will bind to cation exchangers > pI - A a protein has more negatively charged amino acids and an overall negative charge. It will bind to anion exchangers At its pI, a protein will not bind to eithe ...
Chapter 1 Review Understanding Concepts
Chapter 1 Review Understanding Concepts

... 14. Globular proteins comprise one or more polypeptide chains that take on a rounded, spherical shape. Fibrous proteins are linear in shape and are long because of hydrogen bonding. An example of a globular protein is hemoglobin, and spider web silk is an example of a fibrous protein. 15. Quaternary ...
Specification sheet
Specification sheet

... Interpretation of any positive or negative staining must be complemented with the evaluation of proper controls and must be made within the context of the patient’s clinical history and other diagnostic tests. A qualified pathologist must perform evaluation of the test. Summary and Explanation: TSH ...
Bacterial Rhodopsin Light-driven Proton Pump
Bacterial Rhodopsin Light-driven Proton Pump

... 1. Retinal (VitA aldehyde or retinaldehyde; one of 3 forms of VitA) is parallel to the plane of the membrane, bound to K216 in the middle of helix 7. 2. The internal cavity is divided into two half channels, cytoplasmic and external (the H+ pathway) 3. The internal half channel is more hydrophobic. ...
Human BMF / Bcl2 modifying factor Protein (His Tag)
Human BMF / Bcl2 modifying factor Protein (His Tag)

... QC Testing Purity: ...
Protein And Amino Acids - Manasquan Public Schools
Protein And Amino Acids - Manasquan Public Schools

Supplementary Methods
Supplementary Methods

... loaded into a 12.5% SDS–polyacrylamide minigel, followed by electrophoresis. Protein samples were mixed with sample buffer, boiled for 10 min, separated by SDS–PAGE under denaturing conditions, and electroblotted to PVDF membranes. The blots were incubated overnight in PBS containing 0.1% Tween 20 ( ...
Maintaining Linkage: More examples
Maintaining Linkage: More examples

... among the strategies discussed were: 1) using connecting words (then, thus, however, etc.), and 2) placing information into the topic position of a sentence (i.e., the start of the sentence) that links backward to the previous one and provides context for understanding the new information to come. B ...
Protein basics - Crop Genebank Knowledge Base
Protein basics - Crop Genebank Knowledge Base

... Sometimes a single polypeptide is sufficient for the protein to be active; we then talk of a protein that acts as a monomer. Often, however, two or more polypeptides need to interact to allow a protein to perform its particular function. If this is the case, we talk of a dimer; and so on through tri ...
Peptides and Proteins
Peptides and Proteins

... include: keratin, collagen and elastin. a- α-keratin: protein found in hair, nails, enamel of teeth and outer layer of skin. • It is α-helical polypeptide chain, rich in cysteine and hydrophobic (non polar) amino acids so it is water insoluble. b- collagens: protein of connective tissues found in bo ...
Van der Waals bonds
Van der Waals bonds

... subunits (not to be confused with the alpha and beta terminology used in secondary structure). • The quaternary structure of haemoglobin is the way in which these four protein units associate with each other. ...
100% ISO Protein
100% ISO Protein

... • No yeast, wheat or gluten • Free from Bovine Growth Hormone or BSE • Suitable for all body types and ages • Convenient to use, shakes up easily with no blending required • Available in three tasty flavours: Chocolate (made with Cocoa Camino),Vanilla, and Unflavoured (perfect for making fresh fruit ...
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Western blot



The western blot (sometimes called the protein immunoblot) is a widely used analytical technique used to detect specific proteins in a sample of tissue homogenate or extract. It uses gel electrophoresis to separate native proteins by 3-D structure or denatured proteins by the length of the polypeptide. The proteins are then transferred to a membrane (typically nitrocellulose or PVDF), where they are stained with antibodies specific to the target protein. The gel electrophoresis step is included in western blot analysis to resolve the issue of the cross-reactivity of antibodies.There are many reagent companies that specialize in providing antibodies (both monoclonal and polyclonal antibodies) against tens of thousands of different proteins. Commercial antibodies can be expensive, although the unbound antibody can be reused between experiments. This method is used in the fields of molecular biology, immunogenetics and other molecular biology disciplines. A number of search engines, such as CiteAb, Antibodypedia, and SeekProducts, are available that can help researchers find suitable antibodies for use in western blotting.Other related techniques include dot blot analysis, immunohistochemistry and immunocytochemistry where antibodies are used to detect proteins in tissues and cells by immunostaining, and enzyme-linked immunosorbent assay (ELISA).The method originated in the laboratory of Harry Towbin at the Friedrich Miescher Institute. The name western blot was given to the technique by W. Neal Burnette and is a play on the name Southern blot, a technique for DNA detection developed earlier by Edwin Southern. Detection of RNA is termed northern blot and was developed by George Stark at Stanford.
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