Answer Set 2
... exergonic reaction by maintaining the [products]/[reactants] ratio below the equilibrium value. This conversion is usually attained by using the products in another coupled reaction as soon as they are formed. 4. Liver: -45.2 kJ/mol; muscle: -48.1 kJ/mol; brain: -48.5 kJ/mol. The free energy of hydr ...
... exergonic reaction by maintaining the [products]/[reactants] ratio below the equilibrium value. This conversion is usually attained by using the products in another coupled reaction as soon as they are formed. 4. Liver: -45.2 kJ/mol; muscle: -48.1 kJ/mol; brain: -48.5 kJ/mol. The free energy of hydr ...
Catalytic Strategies
... Example: An active-site histidine, which might normally be protonated, can be deprotonated by another group and then act as a base, accepting a proton from the substrate. ...
... Example: An active-site histidine, which might normally be protonated, can be deprotonated by another group and then act as a base, accepting a proton from the substrate. ...
Mineralization in Ferritin: An Efficient Means of Iron Storage
... Iron-free ferritin molecules (apoferritin) are hollow spheres with an outer diameter of 12 nm, and an inner diameter of 8 nm and have a molecular weight about half a million (Lawson et al., 1991; Harrison and Arosio, 1996). They are composed of 24 protein chains or subunits arranged in 432 symmetry ...
... Iron-free ferritin molecules (apoferritin) are hollow spheres with an outer diameter of 12 nm, and an inner diameter of 8 nm and have a molecular weight about half a million (Lawson et al., 1991; Harrison and Arosio, 1996). They are composed of 24 protein chains or subunits arranged in 432 symmetry ...
π- Stacking Interaction
... The role of -stacking interactions in chemistry • Amyloid fibril formation is basically a process of intermolecular recognition and self-assembly, the -stacking can provide: • 1) an energetic contribution that stems from the stacking itself; such a contribution can thermodynamically drive the self- ...
... The role of -stacking interactions in chemistry • Amyloid fibril formation is basically a process of intermolecular recognition and self-assembly, the -stacking can provide: • 1) an energetic contribution that stems from the stacking itself; such a contribution can thermodynamically drive the self- ...
Chapter 4 Student Notes
... Electrons are not explicitly shown in chemical equations. Oxidation numbers (or oxidation states) help up keep track of electrons during chemical reactions. Oxidation numbers are assigned to atoms using specific rules: 1. For an atom in its elemental form, the oxidation number is always zero. 2. For ...
... Electrons are not explicitly shown in chemical equations. Oxidation numbers (or oxidation states) help up keep track of electrons during chemical reactions. Oxidation numbers are assigned to atoms using specific rules: 1. For an atom in its elemental form, the oxidation number is always zero. 2. For ...
Cellular Respiration - Cathkin High School
... The citric acid cycle can also be controlled through inhibition • Inhibition also occurs when there is a high concentration of citrate. • When the levels of citrate drop, the enzyme is no longer inhibited, speeding up the rate of glycolysis The importance of Feedback inhibition This process is impor ...
... The citric acid cycle can also be controlled through inhibition • Inhibition also occurs when there is a high concentration of citrate. • When the levels of citrate drop, the enzyme is no longer inhibited, speeding up the rate of glycolysis The importance of Feedback inhibition This process is impor ...
A Comparison of Suffix Tree based Indexing and Search
... represent 3-D substructures as compared to sequence of strings in the other two approaches.In this section we are going to see how the features are extracted and data is prepared for construction of suffix trees. From the chain of carbon atoms PSIST uses a sliding window to extract local feature vec ...
... represent 3-D substructures as compared to sequence of strings in the other two approaches.In this section we are going to see how the features are extracted and data is prepared for construction of suffix trees. From the chain of carbon atoms PSIST uses a sliding window to extract local feature vec ...
Info
... that, like carboxylic acids, the imidazole side chain of histidine can exist in two tautomeric forms, in which the N-H bond can be on either the δ or ε ring nitrogen. ...
... that, like carboxylic acids, the imidazole side chain of histidine can exist in two tautomeric forms, in which the N-H bond can be on either the δ or ε ring nitrogen. ...
Latent fingermark detection using amino acid sensitive reagents
... Introduction The use of amino acid sensitive reagents for the detection of latent fingermarks is a valid technique in forensic chemistry. ...
... Introduction The use of amino acid sensitive reagents for the detection of latent fingermarks is a valid technique in forensic chemistry. ...
Selective toxicity of antibiotics
... All microorganisms require elemental oxygen to build their biochemical components, but not all of them require atmospheric oxygen. Most heterotrophic bacteria obtain oxygen from the same molecule that serves as a carbon source (CH2O). Autotrophs obtain oxygen from CO2. Most aerobic bacteria have an ...
... All microorganisms require elemental oxygen to build their biochemical components, but not all of them require atmospheric oxygen. Most heterotrophic bacteria obtain oxygen from the same molecule that serves as a carbon source (CH2O). Autotrophs obtain oxygen from CO2. Most aerobic bacteria have an ...
6.3 Translation: Synthesizing Proteins from mRNA
... the acceptor stem required the action of an enzyme to attach the appropriate amino acid to the polypeptide sequence. ...
... the acceptor stem required the action of an enzyme to attach the appropriate amino acid to the polypeptide sequence. ...
FEBS Letters
... and bis-paranitrophenyl phosphate [lo], whereas proteins b and c, but not protein e, facilitate the permeation of cephaloridine and ampicillin [ 111. Evidence for a role of protein e in the uptake of various small nutrients, which was expected to be more evident at low nutrient concentrations [lo], ...
... and bis-paranitrophenyl phosphate [lo], whereas proteins b and c, but not protein e, facilitate the permeation of cephaloridine and ampicillin [ 111. Evidence for a role of protein e in the uptake of various small nutrients, which was expected to be more evident at low nutrient concentrations [lo], ...
Cellular Respiration
... NADH) are transferred from one membrane carrier to another membrane carrier (Cytochromes) • The electrons lose energy as they are transferred (like hot potato) • This energy drives membrane pumps involved with Chemiosmosis ...
... NADH) are transferred from one membrane carrier to another membrane carrier (Cytochromes) • The electrons lose energy as they are transferred (like hot potato) • This energy drives membrane pumps involved with Chemiosmosis ...
Document
... All combustion reactions will have products of CO2 & H2O. Ex 1: C2H4 + O2 ^All produce CO2 + H2O^ C2H4 + O2 CO2 + H2O ...
... All combustion reactions will have products of CO2 & H2O. Ex 1: C2H4 + O2 ^All produce CO2 + H2O^ C2H4 + O2 CO2 + H2O ...
Signaling9
... ATP cAMP + PPi Binding of certain hormones (e.g., epinephrine) to the outer surface of a cell activates adenylate cyclase to form cAMP within the cell. Cyclic AMP is thus considered to be a second messenger. ...
... ATP cAMP + PPi Binding of certain hormones (e.g., epinephrine) to the outer surface of a cell activates adenylate cyclase to form cAMP within the cell. Cyclic AMP is thus considered to be a second messenger. ...
DIGESTIVE SYSTEM & ENZYME NOTES
... Energy is released or absorbed whenever chemical bonds form or are broken ...
... Energy is released or absorbed whenever chemical bonds form or are broken ...
Full-Text PDF
... H atoms are abundant in macromolecules, comprising roughly half of the elements that proteins are composed of (C, H, N, O, S). However, despite their abundance and structural-functional importance, including but not limited to H bonding, electrostatic interactions, solvent coordination and solvent a ...
... H atoms are abundant in macromolecules, comprising roughly half of the elements that proteins are composed of (C, H, N, O, S). However, despite their abundance and structural-functional importance, including but not limited to H bonding, electrostatic interactions, solvent coordination and solvent a ...
Heart, Vascular Smooth Muscle, Excitation
... discussion we found that there is a critical phosphorylation/ dephosphorylation balance that exists between Ca2+ ion displacement and it occurs at a specific amino acid residue on the CaMKIId, specific for myocardium, and there is a 4-fold increase in contraction and calcium release associated with ...
... discussion we found that there is a critical phosphorylation/ dephosphorylation balance that exists between Ca2+ ion displacement and it occurs at a specific amino acid residue on the CaMKIId, specific for myocardium, and there is a 4-fold increase in contraction and calcium release associated with ...
Lab 1
... of heat and electricity, ductile (can be drawn into a wire), and malleable (can be molded into a shape). Some metals such as sodium or calcium may have a white coating of oxide formed by reacting with oxygen in the air. If these are cut, you can see the fresh shiny metal underneath. In contrast, non ...
... of heat and electricity, ductile (can be drawn into a wire), and malleable (can be molded into a shape). Some metals such as sodium or calcium may have a white coating of oxide formed by reacting with oxygen in the air. If these are cut, you can see the fresh shiny metal underneath. In contrast, non ...
Chapter 24 Chemistry of Coordination Compounds
... metal and the charges on the ligands, one can calculate the charge on the complex ion. Chemistry of Coordination Compounds ...
... metal and the charges on the ligands, one can calculate the charge on the complex ion. Chemistry of Coordination Compounds ...
Structure of the enzyme-acyl carrier protein (ACP) substrate
... mutation places the Cβ atom of A82 side chain at a distance of 3.1 Å from the pimeloyl carboxylate carbon atom, which would be the site of nucleophilic addition (Fig. S3). The ACP molecule adopts the well-described four-helix bundle structure with a hydrophobic core described in prior studies of ACP ...
... mutation places the Cβ atom of A82 side chain at a distance of 3.1 Å from the pimeloyl carboxylate carbon atom, which would be the site of nucleophilic addition (Fig. S3). The ACP molecule adopts the well-described four-helix bundle structure with a hydrophobic core described in prior studies of ACP ...
Chapter_9_ppt_FINAL_FINAL_AP_BIO
... • Can happen with or without oxygen = early Earth had no free oxygen available ...
... • Can happen with or without oxygen = early Earth had no free oxygen available ...
Organic Compounds
... • Types include: neutral fats, phospholipids, steroids, carotenoids, waxes – Neutral fats: most abundant type of lipid 3 Fatty Acids + glycerol • Simplest lipid = fatty acid ...
... • Types include: neutral fats, phospholipids, steroids, carotenoids, waxes – Neutral fats: most abundant type of lipid 3 Fatty Acids + glycerol • Simplest lipid = fatty acid ...
Metalloprotein
Metalloprotein is a generic term for a protein that contains a metal ion cofactor. A large number of all proteins are part of this category.