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File:Tryptophan metabolism.svg

From Wikipedia, the free encyclopedia

Original file(SVG file, nominally 580 × 844 pixels, file size: 39 KB)

Summary

Description
Metabolism of L-tryptophan into serotonin and melatonin (left) and niacin (right). Transformed functional groups after each chemical reaction are highlighted in red.
Date
Source Own work
Author Krishnavedala
Permission
(Reusing this file)
Public domain This image of a simple structural formula is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
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SVG development
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The SVG code is valid.
 
This vector image was created with LaTeX by Rubber Duck ().
 
 This file uses embedded text that can be easily translated using a text editor.
Source code
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SVG code

Source code
\documentclass[12pt,border=1pt,tikz,class=scrartcl,multi=false]{standalone}
\usepackage{times}
\usepackage[T1]{fontenc}
\usepackage[latin1]{inputenc}
\usepackage{mathtools,amssymb}
\usepackage{pgfplots}
\pgfplotsset{compat=1.12}
\usetikzlibrary{positioning,calc,arrows,fit,backgrounds,decorations.text,shapes}
 
\usepackage{chemfig,chemmacros}
\renewcommand*{\familydefault}{\sfdefault}
\renewcommand*\printatom[1]{\ensuremath{\mathsf{#1} } }
\setatomsep{1.7em}
\setdoublesep{.6ex}
\setarrowdefault{,1,ultra thick}
\setbondstyle{very thick,cap=but}
\definesubmol\nobond{-[,0.2,,,draw=none]}
 
\pagestyle{empty}
\thispagestyle{empty}
\begin{document}
\renewcommand{\baselinestretch}{.5}
\begin{tikzpicture} [>=latex,inner sep=2pt]
	\node (l1) {\chemfig{
		O=[::30](-[::-60]OH)-[::60](-[::-60]NH_2)
		<:[::60]-[::60]
		*5(-*6(-=-=-=)--[,,,2]HN-=)
	} };
	\node at ($(l1)+(8.5,0)$) (r1) {\chemfig{
		O=[::30](-[::-60]OH)-[::60](-[::-60]NH_2)
		<:[::60]-[::60](=[::60,,,,red]\color{red}{O})
		-[::-60]*6(=-=-=(-NH-[::-60](-[::-60,,,,red]\color{red}{H})=[::60,,,,red]\color{red}{O})-)
	} };
	\node at ($(l1)-(0,5)$) (l2) {\chemfig{
		O=[::30](-[::-60]OH)-[::60](-[::-60]NH_2)
		<:[::60]-[::60]
		*5(-*6(-=(-[,,,,red]\color{red}{H}&#x7c;\color{red}{O})-=-=)--[,,,2]HN-=)
	} };
	\node at ($(l2)-(0,5)$) (l3) {\chemfig{
		NH_2-[:-150,,,,red]-[::-60,,,,red]-[::60]
		*5(-*6(-=(-HO)-=-=)--[,,,2]HN-=)
	} };
	\node at ($(l3)-(0,5)$) (l4) {\chemfig{
		\color{red}{CH_3}-[:-150,,,,red](=[::60,,,,red]\color{red}{O})-[::-60,,,,red]\chemabove{N}{H}
		-[::60]-[::-60]-[::60]
		*5(-*6(-=(-HO)-=-=)--[,,,2]HN-=)
	} };
	\node at ($(l4)-(0,5)$) (l5) {\chemfig{
		CH_3-[:-150](=[::60]O)-[::-60]\chemabove{N}{H}
		-[::60]-[::-60]-[::60]
		*5(-*6(-=(-O-[::60,1.5,,,red]\color{red}{H_3C})-=-=)--[,,,2]HN-=)
	} };
	\node at ($(l2)+(8.5,0)$) (r2) {\chemfig{
		O=[::30](-[::-60]OH)-[::60](-[::-60]NH_2)
		<:[::60]-[::60](=[::60]O)
		-[::-60]*6(=-=-=(-\color{red}{N}&#x7c;\color{red}{H_2})-)
	} };
	\node at ($(l3)+(8.5,0)$) (r3) {\chemfig{
		O=[2](-[::-60]OH)-[::60] 
		*6(-=-\color{red}{C}(-[4,.6,,,draw=none]\color{red}{OH})
		-[,,,,draw=none]\color{red}{C}(-[4,.7,,,draw=none]\color{red}{HO_2})-(-NH_2)=)
	} };
	\node at ($(l4)+(8.5,0)$) (r4) {\chemfig{
		*6(-[,,,,red]\color{red}{N}
		=(-(-[::60]OH)=[::-60]O)
		-(-(-[::-60]OH)=[::60]O)
		=-=)
	} };
	\node at ($(l5)+(8.5,0)$) (r5) {\chemfig{
		*6(-N
		=[,,,,red]-[,,,,red](-(-[::-60]OH)=[::60]O)
		=-=)
	} };
	\node [below=.1em of l5] {\textbf{melatonin} };
	\node [below=.1em of r5] {\textbf{niacin} };
	\draw [->,very thick] (l1.east) -- (r1.west)
		node [pos=.5,above] {\footnotesize Indoleamine}
		node [pos=.5,below] {\footnotesize 2,3--dioxygenase};
	\draw [->,very thick] ($(l1.south)-(0,.2)$) node [left] {\textbf{L-tryptophan} } -- ($(l2.north)-(0,.5)$)
		node [pos=.5,right,text width=5em,text centered] {\footnotesize tryptophan hydroxylase};
	\draw [->,very thick] ($(l2.south)-(0,.2)$) -- ($(l3.north)-(0,.7)$)
		node [pos=0,left,text width=5em] {\footnotesize5--hydroxy--tryptophan}
		node [pos=.5,right,text centered,text width=6em] {\footnotesize aromatic amino acid carboxylase};
	\draw [->,very thick] ($(l3.south)-(0,.2)$) -- ($(l4.north)-(0,.7)$)
		node [pos=0.1,left=1,text width=5em] {\footnotesize5--hydroxy--tryptamine\\(5-HT)}
		node [pos=0,above right=1,text width=5em] {\textbf{serotonin} }
		node [pos=.5,right,text centered,text width=6em] {\footnotesize N--acetyl transferase};
	\draw [->,very thick] ($(l4.south)-(0,.2)$) -- ($(l5.north)-(0,.7)$)
		node [pos=0.1,left=1,text width=4em] {\footnotesize N--acetyl 5--HT}
		node [pos=.5,right,text centered,text width=8em] {\footnotesize5--hydroxyindole--\\O--methyltransferase};
	\draw [->,very thick] ($(r1.south)-(0,.2)$) -- ($(r2.north)-(0,.5)$)
		node [pos=.5,right,text centered,text width=6em] {\footnotesize formamidase};
	\node [right=0pt of r1,text width=5em] {\footnotesize N'--formyl--\\kynurenine};
	\draw [->,ultra thick] ($(r2.south)-(0,.2)$) -- (r3.north);
	\node [right=0pt of r2,text width=5em] {\footnotesize kynurenine};
	\draw [->,very thick] ($(r3.south)-(0,.2)$) -- ($(r4.north)-(0,.5)$)
		node [pos=.5,right,text centered,text width=6em] {\footnotesize non-enzymatic\\cyclization};
	\node [right=0pt of r3,text width=6em] {\footnotesize2--amino--3--(3--oxoprop--1--enyl)--fumaric acid};
	\draw [->,ultra thick] ($(r4.south)-(0,.2)$) -- (r5.north);
	\node [right=0pt of r4,text width=5em] {\footnotesize quinolinate};
\end{tikzpicture}
\end{document}

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11 April 2015

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Date/TimeThumbnailDimensionsUserComment
current15:01, 19 January 2018Thumbnail for version as of 15:01, 19 January 2018580 × 844 (39 KB)Edgar181aromatic amino acid carboxylase --> aromatic amino acid decarboxylase
14:14, 18 October 2017Thumbnail for version as of 14:14, 18 October 2017580 × 844 (39 KB)Krishnavedalare-compiled using {{w|dvisvgm}} and manually edited for text.
02:40, 1 March 2016Thumbnail for version as of 02:40, 1 March 2016580 × 842 (77 KB)KrishnavedalaReverted to version as of 19:54, 11 April 2015 (UTC)
02:39, 1 March 2016Thumbnail for version as of 02:39, 1 March 2016580 × 844 (54 KB)Krishnavedalaeditable text
19:54, 11 April 2015Thumbnail for version as of 19:54, 11 April 2015580 × 842 (77 KB)Krishnavedala{{Information |Description ={{en|1=Metabolism of {{w|L-tryptophan}} into {{w|serotonin}} and {{w|melatonin}} (left) and {{w|niacin}} (right). Transformed functional groups after each chemical reaction are highlighted in red.}} |Source ={{own...
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