\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{iplorip} \pdfinfo{ /Title (enzymes.pdf) /Creator (Cheatography) /Author (iplorip) /Subject (Enzymes Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{A3A3A3} \definecolor{LightBackground}{HTML}{F3F3F3} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Enzymes Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{iplorip} via \textcolor{DarkBackground}{\uline{cheatography.com/45365/cs/13354/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}iplorip \\ \uline{cheatography.com/iplorip} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Published 31st October, 2017.\\ Updated 31st October, 2017.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Lactate dehydrogenase}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{lactate + NAD+ -{}-\textgreater{} pyruvate + NADH + H+ \newline % Row Count 1 (+ 1) tetrameric \newline % Row Count 2 (+ 1) H-form: aerobic , heart L-{}-\textgreater{}P \newline % Row Count 3 (+ 1) M-form: anaerobic , muscle/liver P-{}-\textgreater{}L \newline % Row Count 4 (+ 1) Reagents: Lactate,NAD+,Oxidized PMS, Oxidized NBT \newline % Row Count 5 (+ 1) Specific Activity stain \newline % Row Count 6 (+ 1) LDH-1: pyruvate inhibition \newline % Row Count 7 (+ 1) LDH-1/2: 2-hydroxybutyrate as S \newline % Row Count 8 (+ 1) LDH-4/5: greater heat stability% Row Count 9 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Creatine Kinase}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Creatine + ATP \textless{}-{}-\textgreater{} creatine phosphate + ADP + H+ \newline % Row Count 1 (+ 1) Dimeric \newline % Row Count 2 (+ 1) Cardiac: MM+ {\bf{MB}} (Myocardial infarction) \newline % Row Count 3 (+ 1) Skeletal: MM \newline % Row Count 4 (+ 1) Brain: BB% Row Count 5 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Chymosin (Rennin)}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Aspartic protease \newline % Row Count 1 (+ 1) Cleave single peptide bond, \newline % Row Count 2 (+ 1) release acidic C-terminal peptide \newline % Row Count 3 (+ 1) Ca induced aggregation of modified casein micelle-{}-\textgreater{} precipitate as curd% Row Count 5 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Affinity label}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Specific \& Irreversible inhibitor \newline % Row Count 1 (+ 1) Specificity group \& reactive group \newline % Row Count 2 (+ 1) resembles substrate \newline % Row Count 3 (+ 1) TPCK on His-57 of Chymotrypsin% Row Count 4 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Determination of enzyme activity}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{NAD+ : absorbance change at 340nm \newline % Row Count 1 (+ 1) FAD: absorbance change at 440 nm X% Row Count 2 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Deter}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Follow INITIAL rate, rate drops \newline % Row Count 1 (+ 1) 1. substrate depletion \newline % Row Count 2 (+ 1) 2. reverse reaction \newline % Row Count 3 (+ 1) 3. product inhibition \newline % Row Count 4 (+ 1) 4. enzyme stability% Row Count 5 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Differentiation}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509478874_SDvDD-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Homeostatsis(regulation)}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{1. {[}S{]} control, M-M vs Cooperativity \newline % Row Count 1 (+ 1) 2. Allosteric effect \newline % Row Count 2 (+ 1) 3. {[}S{]}cycle, 2-way, 6-Phosphofructokinase \& Fructose bisphosphatase \newline % Row Count 4 (+ 2) 4. Zymogen activation \newline % Row Count 5 (+ 1) 5. Covalent modification (phosphorylation,adenylylation,myristoylation,ADP-ribosylation,methylation,acetylation,ubiquitination) \newline % Row Count 8 (+ 3) 6. Enzyme cascade \newline % Row Count 9 (+ 1) 7. Cascade amp \newline % Row Count 10 (+ 1) 8. Enzyme induction/degradation% Row Count 11 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Modification of amino acids}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Active site residues more susceptible \newline % Row Count 1 (+ 1) Ser-195 on chymotrypsin by DIPF -{}-\textgreater{}Activity \newline % Row Count 2 (+ 1) Modify 1\textasciicircum{}st\textasciicircum{} with {[}S{]}/{[}I{]} to protect active site, then modify again in absence \newline % Row Count 4 (+ 2) ADH inactivated by iodoacetate more than iodoacetamide \newline % Row Count 6 (+ 2) 2AA involved: pKa \textgreater{}2 units apart:Good \newline % Row Count 7 (+ 1) Close-{}-\textgreater{} tVmax never achieved% Row Count 8 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Lite Beer}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Barley:α-amylase cannot break down α-1,6 bond + dextrin -{}-\textgreater{} Yeast \newline % Row Count 2 (+ 2) Glucoamylase from Aspergillus niger: break α-1,6 bond, less dextrin% Row Count 4 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Aspartame}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Thermolysin \newline % Row Count 1 (+ 1) {\bf{L-phenylalanine}} + N-protected L-aspartate \newline % Row Count 2 (+ 1) N: benzyloxycarbonyl% Row Count 3 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Catalysis}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{1. Strain/Distortion: entropy reduction \newline % Row Count 1 (+ 1) 2. Acid-Base : carbonic anhydrase \newline % Row Count 2 (+ 1) 3. Covalent catalysis: serine protease \newline % Row Count 3 (+ 1) 4. Lower Ea: Zn\&Arg127 in carboxypeptidase A stabilize TS% Row Count 5 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Histidine can be both e\textasciicircum{}-\textasciicircum{} donor/acceptor \newline TS analogue: {\bf{pyrrole-2-carboxylate}} on {\emph{proline racemase}} as inhibitor \newline Abzyme: mimic Ferrochelatase} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Ribozyme}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509472553_L19RNA-1-min.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{RNA less versatile (4 building blocks AUCG) \newline unable to form large non-polar region \newline nucleic acid preferred as substrate \newline RNA susceptible to hydrolysis} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Organic Cofactors}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509473290_organic cofactors-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Catalytic cofactor: e.g. TPP/FAD \newline Stoichiometric cofactor: cosubstrate} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Radioisotope}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Glutamate decarboxylase \newline % Row Count 1 (+ 1) CO2 : trap gas in alkali \newline % Row Count 2 (+ 1) Monoamine oxidase \newline % Row Count 3 (+ 1) R-CHO:extracted by ether after acidification (acidified R-NH2 will remain in aq phase) \newline % Row Count 5 (+ 2) Cholinesterase \newline % Row Count 6 (+ 1) COOH: ion exchange, importance of {\bf{label position}}% Row Count 8 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Scintillation Proximity Assay}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Radioligand stimulate bead to emit light, when in {\bf{close proximity}} \newline % Row Count 2 (+ 2) High affinity capture system: biotinylated substrate \& streptavidin-coated beads \newline % Row Count 4 (+ 2) NO separation needed. S or P bind to bead% Row Count 5 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Competitive inhibitor}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509477604_Dixon-1-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Same site, mutually exclusive \newline Vmax unchanged Km increased} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Non-competitive inhibitor}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509477871_Non-c-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{ESI present, Km unchanged, Vmax decrease, \newline equal Ki,same \% inhib.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Pre-steady state kinetics}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{E+S-{}-\textgreater{} ES(flurorescence) \newline % Row Count 1 (+ 1) Stopped flow technique, follow time course of fluorescence change% Row Count 3 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Irreversible inhibitor}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Diisopropyl phosphofluoridate ({\bf{DIPF}}) modifies {\emph{serine}} on AchE% Row Count 2 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Hill Coefficient}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509480342_Hill-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Important: Choice of {[}S{]} \newline Cooperativity: Same {\bf{site}}\&{\bf{ligand}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Chymotrypsin}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Active site {\bf{Ser195,His57\&Asp102}} form charge relay system-{}-\textgreater{} high reactivity of Ser195 \newline % Row Count 2 (+ 2) Selective for carboxyl side of aromatic or large hydrophobic residue(Met) \newline % Row Count 4 (+ 2) Biphasic kinetics: \newline % Row Count 5 (+ 1) 1. Burst phase: covalent complex \newline % Row Count 6 (+ 1) 2. SS Phase: hydrolysis+ recovery \newline % Row Count 7 (+ 1) Double displacement, p-nitrophenolate% Row Count 8 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.05271 cm} x{1.64772 cm} x{1.87657 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Cofactor}} \tn % Row 0 \SetRowColor{LightBackground} \seqsplit{Apoenzyme} & inactive form & \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} Cofactor & non-protein & \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} \seqsplit{Holoenzyme} & active & \tn % Row Count 4 (+ 2) % Row 3 \SetRowColor{white} \seqsplit{Metalloenzyme} & participate in \seqsplit{reaction(lewis} acid) & Zn in carbonic anhydrase \tn % Row Count 7 (+ 3) % Row 4 \SetRowColor{LightBackground} \seqsplit{Metalloenzyme} & stabilize transition state & Zn in \seqsplit{carboxypeptidase} A \tn % Row Count 9 (+ 2) % Row 5 \SetRowColor{white} Metal \seqsplit{activated} enzyme & maintain active conformation & K+ in pyruvate kinase \tn % Row Count 12 (+ 3) % Row 6 \SetRowColor{LightBackground} Metal \seqsplit{activated} enzyme & form substrate complex bridge & Mg in kinase \tn % Row Count 15 (+ 3) % Row 7 \SetRowColor{white} \seqsplit{Prosthetic} group & tightly bound & NH2 on pyridoxal phosphate of aspartate transaminase \tn % Row Count 19 (+ 4) % Row 8 \SetRowColor{LightBackground} Coenzyme & loosly bound & \tn % Row Count 20 (+ 1) % Row 9 \SetRowColor{white} \seqsplit{Cosubstrate(coenzyme)} & convert to product after Rx & NAD+ \tn % Row Count 23 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{p{0.62655 cm} p{0.58478 cm} x{1.2531 cm} x{1.71257 cm} } \SetRowColor{DarkBackground} \mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Coenzyme analogue as drug}} \tn % Row 0 \SetRowColor{LightBackground} Drug & \seqsplit{Analogue} of & enzyme inhibited & MOA \& Use \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} \seqsplit{Sulfonamide} & PABA & \seqsplit{dihydropteroate} synthase & folic acid synthesis,Abx \tn % Row Count 5 (+ 2) % Row 2 \SetRowColor{LightBackground} \seqsplit{Methotrexate} & \seqsplit{Folate} & \seqsplit{dihydrofolate} reductase & THF synthesis,childhood leukemia \tn % Row Count 7 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}----} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Plot}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/iplorip_1509477404_Plot-1.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Uncompetitive inhib.}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{S binding to E-{}-\textgreater{} expose site for I binding \newline % Row Count 1 (+ 1) both Km Vmax decrease to same extent, ESI present, same slope% Row Count 3 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Mixed inhibition}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Binding affinity(Ki) not the same \newline % Row Count 1 (+ 1) Vmax decrease, Km can in/decrease% Row Count 2 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Suicide substrate}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{P irreversibly bind to E \newline % Row Count 1 (+ 1) {\bf{Deprenyl}} on MAO on Flavin prosthetic group% Row Count 2 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Substrate inhibition}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{High {[}S{]} favour ESS(nonproductive binding) \newline % Row Count 1 (+ 1) e.g. succinate dehydrogenase (select points for drawing)% Row Count 3 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Single displacement Rx}} \tn % Row 0 \SetRowColor{LightBackground} Random sequential & creatine kinase \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} Compulsory order & ADH(NAD\textasciicircum{}+\textasciicircum{} bind 1\textasciicircum{}st\textasciicircum{}) \tn % Row Count 2 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{{\bf{Ternary complex}} present} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Double displacement Rx (Ping-Pong)}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{aspartate transaminase \newline % Row Count 1 (+ 1) aspartate+ α-ketoglutarate -{}-\textgreater{}oxaloacetate+ glutamate (NH2 displaced)% Row Count 3 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Isotope exchange}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Occurs only in double displacement; \newline % Row Count 1 (+ 1) exception: maltose phosphorylase \newline % Row Count 2 (+ 1) isotope from 1\textasciicircum{}st\textasciicircum{} P back to 1\textasciicircum{}st\textasciicircum{} S in absence of 2\textasciicircum{}nd\textasciicircum{} S e.g. sucrose phosphorylase \newline % Row Count 4 (+ 2) Glu-Fru + Fru* \textless{}-{}-\textgreater{} Glu-Fru* + Fru% Row Count 5 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.46464 cm} x{1.73926 cm} x{1.3731 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Diff. subunits of multimeric enzyme}} \tn % Row 0 \SetRowColor{LightBackground} Catalytic \& Regulatory & Aspartate \seqsplit{transcarbamoylase(ATCase)} & ATP\&CTP \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} 2\textasciicircum{}nd\textasciicircum{} unit modify specificity & Lactose synthase & \seqsplit{α-lactalbumin} \tn % Row Count 6 (+ 3) % Row 2 \SetRowColor{LightBackground} 2 diff. cat. units & tryptophan \seqsplit{synthase(α2β2)} & Tunnel connect active sites \tn % Row Count 9 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Lysozyme}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{hydrolyze glycosidic bond bet C-1 of NAM and C-4 of NAG, {\bf{Non-identical site}} \newline % Row Count 2 (+ 2) Site of cleavagea: bet D\&E, distorted Ring D \newline % Row Count 3 (+ 1) Glu-35 as acid, H\textasciicircum{}+\textasciicircum{} to O of glycosidic bond \newline % Row Count 4 (+ 1) Carbonium cation stabilized by \newline % Row Count 5 (+ 1) 1. -ve charge on Asp-52 \newline % Row Count 6 (+ 1) 2. half-chair formation of sugar D (strain) (resonance stabilize +charge on C-1 with O)% Row Count 8 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}