%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Example of MCF typest with LuaLaTeX(luamplib) by A.Yamaji 2020.07.26 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% mcf2graph.mf it must be version 4.50 or later \documentclass{article} %------------------------------------------------------------------------------ \usepackage{luamplib}% \usepackage[T1]{fontenc}% \usepackage{textcomp}% \mplibcodeinherit{enable}% \mplibverbatim{enable}% \mplibnumbersystem{double}% \everymplib{% if unknown Ph1: input mcf2graph.mf; fi sw_calc:=1; sw_fframe:=4; max_blength:=4.5mm; defaultfont:="uhvr8r"; defaultsize:=8bp; defaultscale:=1; }% %------------------------------------------------------------------------------ \pagestyle{empty} \topmargin=-20mm \oddsidemargin=0mm \textwidth=170mm \textheight=280mm \unitlength=1mm %------------------------------------------------------------------------------------ \begin{document} \begin{center} {\Huge\sf MCF example for luamplib(Lua\LaTeX)}\vspace{5mm}\\ Author : Akira Yamaji \quad Date : \today\\ Located at : http://www.ctan.org/pkg/mcf2graph\vspace{2mm}\\ \end{center} %---------------------------------------------------------------------------- \section{Change color} \noindent% \begin{minipage}[b]{60mm} \begin{verbatim} (use with metapost only) MC( <30,Ph,{2,5}:N,3:/NH2,4:/COOH, %--------------------- 2:red, % red A2 5:blue, % blue A5 3=green % green B3 %--------------------- ) \end{verbatim} %---------------------------------------------------------------------------- \end{minipage} \begin{mplibcode} fsize:=(70mm,25mm); beginfont("EN:Change color") max_blength:=8mm; sw_label:=1; defaultfont:="cmtt10"; defaultsize:=10bp; MC( <30,Ph,{2,5}:N,3:/NH2,4:/COOH, 2:red,5:blue,3=green ) endfont \end{mplibcode} %---------------------------------------------------------------------------- \section{Change font} \noindent% \begin{minipage}[b]{60mm} \begin{verbatim} (use with metapost only) %---------------- atomfont:="cmr8"; %---------------- MC( <30,Ph,{2,5}:N,3:/NH2,4:/COOH ) \end{verbatim} %---------------------------------------------------------------------------- \end{minipage} \begin{mplibcode} fsize:=(70mm,25mm); beginfont("EN:Change font") max_blength:=8mm; sw_label:=1; defaultfont:="cmtt10"; defaultsize:=10bp; atomfont:="cmr8"; MC(<30,Ph,{2,5}:N,3:/NH2,4:/COOH) endfont \end{mplibcode} %------------------------------------------------------------------------------------ \section{MCF example} \noindent% %------------------------------------------------------------------------------------ {{\tt FM(C) :} molecular formula calculated by mcf2graph\\ {{\tt MW(C) :} molecular weight calculated by mcf2graph\\ {{\tt MW(D) :} molecular weight from literature data %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Chlorophyll a} \noindent% \begin{verbatim} beginfont("NO:1","EN:Chlorophyll a","MW:893.49") fsize:=(100mm,50mm); MC( <54,|=1,?5,{2,5}=dl,4:N,3:\,54~dl,|,?5,{2,4}=dl,5:N, -2:\,54~dl,|,?5,2=d,5:N,-2:\~dl,54,|,?5,5=d,5:N,-2:\~dl,$5:#, -1:@,24,/*COO!^15,72,//O,$1:#,=|,||, {2,9,15,20~zf}:/_,8:/!,14:/!!, 4:\`1.45,Mg,17:#,-1:@,11~vb:#,-1:@,23~vb:#, 21:@,-6~wf,!2,//O,!,O,!2,!!,|,!13,{1,5,9,13}:/_ ) endfont \end{verbatim} %------------------------------------------------------------------------------------ \begin{mplibcode} beginfont("NO:1","EN:Chlorophyll a","MW:893.49") fsize:=(100mm,50mm); MC( <54,|=1,?5,{2,5}=dl,4:N,3:\,54~dl,|,?5,{2,4}=dl,5:N, -2:\,54~dl,|,?5,2=d,5:N,-2:\~dl,54,|,?5,5=d,5:N,-2:\~dl,$5:#, -1:@,24,/*COO!^15,72,//O,$1:#,=|,||, {2,9,15,20~zf}:/_,8:/!,14:/!!, 4:\`1.45,Mg,17:#,-1:@,11~vb:#,-1:@,23~vb:#, 21:@,-6~wf,!2,//O,!,O,!2,!!,|,!13,{1,5,9,13}:/_ ) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,h-5mm)); label.lrt("MW(C): "&cal_MW,(0,h-9mm)); label.lrt("MW(D): "&inf_MW,(0,h-13mm)); ) endfont \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Gibberellin A3} \noindent% \begin{verbatim} beginfont("NO:4","EN:Gibberellin A3","MW:346.37"); fsize:=(120mm,20mm); MC( <18,?5,3=?7,5=?6[12],8:@,160`1.3,3:#,13=dl,6=wf,8=wb, 5:@,40~zf`1,O,60,//O^180,14~zb:#, 2:/COOH,7://_,13:*/OH,8:/*OH,14:*/_,{1,4}:*/H^60 ) endfont; \end{verbatim} %---------------------------------------------------------------------------- \begin{mplibcode} beginfont("NO:4","EN:Gibberellin A3","MW:346.37"); fsize:=(120mm,20mm); MC( <18,?5,3=?7,5=?6[12],8:@,160`1.3,3:#,13=dl,6=wf,8=wb, 5:@,40~zf`1,O,60,//O^180,14~zb:#, 2:/COOH,7://_,13:*/OH,8:/*OH,14:*/_,{1,4}:*/H^60) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,h-5mm)); label.lrt("MW(C): "&cal_MW,(0,h-9mm)); label.lrt("MW(D): "&inf_MW,(0,h-13mm)); ) endfont; \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Erythromycin} \noindent% %---------------------------------------------------------------------------- \begin{verbatim} beginfont("NO:5","EN:Erythromycin","MW:733.93"); fsize:=(120mm,35mm); MC( <30,|=1,<-120,60,60,60,-60,60,60,-60,60,60,60,-60,60,60,=|,1:#, 14:O,13:/*Et,{1,9}://O,{2,10}:*/_,{4,6^-35,8,12^35}:/*_, {6^35,11,12^-35}:*/OH, $3:\*,O,30,|,?6`.7,2:O,{3,5^35}:/_,4:/OH,5^-35:/O!, $5:\*^30`1.7,O,!,|,?6`.7,6:O,5:/_,2:/OH,3:/NMeMe ) endfont; \end{verbatim} %---------------------------------------------------------------------------- \begin{mplibcode} beginfont("NO:5","EN:Erythromycin","MW:733.93"); fsize:=(120mm,35mm); MC( <30,|=1,<-120,60,60,60,-60,60,60,-60,60,60,60,-60,60,60,=|,1:#, 14:O,13:/*Et,{1,9}://O,{2,10}:*/_,{4,6^-35,8,12^35}:/*_, {6^35,11,12^-35}:*/OH, $3:\*,O,30,|,?6`.7,2:O,{3,5^35}:/_,4:/OH,5^-35:/O!, $5:\*^30`1.7,O,!,|,?6`.7,6:O,5:/_,2:/OH,3:/NMeMe ) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,h-5mm)); label.lrt("MW(C): "&cal_MW,(0,h-9mm)); label.lrt("MW(D): "&inf_MW,(0,h-13mm)); ) endfont; \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Paclitaxel} \noindent% \begin{verbatim} beginfont("EN:Paclitaxel","MW:853.918") fsize:=(120mm,35mm); MC( ?6,5=d,3:@,|=1,36,45,45,45,45,=|,$5:#,-4=?6,-4=?4,||,-1=wb,-3=wf,-1:O, {4^35,4^-35,6}:/_,{3^-60,15}:*/OH,8:/*H^-60,9:*/_^60,10://O, $1:\,O,!,//O,!,*/OH,!,/Ph,60~wf,NH,-60,//O,60,Ph, $7:\*,O,-45,//O,60,Ph,$11:*\,O,-60,//O,60,$12:\*^-15,O,60,//O,-60 ) endfont \end{verbatim} %---------------------------------------------------------------------------- \begin{mplibcode} beginfont("EN:Paclitaxel","MW:853.918") fsize:=(120mm,35mm); MC( ?6,5=d,3:@,|=1,36,45,45,45,45,=|,$5:#,-4=?6,-4=?4,||,-1=wb,-3=wf,-1:O, {4^35,4^-35,6}:/_,{3^-60,15}:*/OH,8:/*H^-60,9:*/_^60,10://O, $1:\,O,!,//O,!,*/OH,!,/Ph,60~wf,NH,-60,//O,60,Ph, $7:\*,O,-45,//O,60,Ph,$11:*\,O,-60,//O,60,$12:\*^-15,O,60,//O,-60 ) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,h-5mm)); label.lrt("MW(C): "&cal_MW,(0,h-9mm)); label.lrt("MW(D): "&inf_MW,(0,h-13mm)); ) endfont \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \newpage %---------------------------------------------------------------------------- \subsection{Vancomycin} \noindent% %---------------------------------------------------------------------------- \begin{verbatim} beginfont("NO:6","EN:Vancomycin","MW:1449.25"); fsize:=(150mm,50mm); MC(<-30,|=1,!12,{1,3,12}=zf,7=wf,/H^-60,60,*/OH,60, Ph,-4:/Cl,-3:\,O,!,Ph,-4:\,O,!,Ph,-1^15:/Cl,-3:\,/*OH,*/H^-60,$1:#, $7:@,$26:#,$1:@,60,//O,60,NH,60,/*H,*/COOH^180,-60, Ph,{-2,-4}:/OH,-1:\,Ph,-5:/OH,-2:@,$4:#,=|, {3^40,6,9,12}://O,{2,5,8,11}:NH,{1,4^180}:*/H,{7^-60,10^60,14^60}:/*H,||, 10:*\^-60,60,//O,!,NH2,13:*\,NH,!,//O,!,/!iPr^-35>60,*/H^60,!~zf,NH,!, 23:\,O,!,|,?6`.7,2:O,3^10:/!OH,{4,5}:/OH, -1:\,O,!,|,?6`.7,6:O,{3^35,5}:/_,3^-35:/NH2,4:/OH) endfont; \end{verbatim} %---------------------------------------------------------------------------- \begin{mplibcode} beginfont("NO:6","EN:Vancomycin","MW:1449.25"); fsize:=(150mm,45mm); MC(<-30,|=1,!12,{1,3,12}=zf,7=wf,/H^-60,60,*/OH,60, Ph,-4:/Cl,-3:\,O,!,Ph,-4:\,O,!,Ph,-1^15:/Cl,-3:\,/*OH,*/H^-60,$1:#, $7:@,$26:#,$1:@,60,//O,60,NH,60,/*H,*/COOH^180,-60, Ph,{-2,-4}:/OH,-1:\,Ph,-5:/OH,-2:@,$4:#,=|, {3^40,6,9,12}://O,{2,5,8,11}:NH,{1,4^180}:*/H,{7^-60,10^60,14^60}:/*H,||, 10:*\^-60,60,//O,!,NH2,13:*\,NH,!,//O,!,/!iPr^-35>60,*/H^60,!~zf,NH,!, 23:\,O,!,|,?6`.7,2:O,3^10:/!OH,{4,5}:/OH, -1:\,O,!,|,?6`.7,6:O,{3^35,5}:/_,3^-35:/NH2,4:/OH) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,h-4mm)); label.lrt("MW(C): "&cal_MW,(0,h-8mm)); label.lrt("MW(D): "&inf_MW,(0,h-12mm)); ) endfont; \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Maitotoxin} \noindent% %-------------------------------------------------------------------------------- \begin{verbatim} beginfont("NO:7","EN:Maitotoxin","MW:3425.86") fsize:=(170mm,70mm); MC(<55.8,?6,-4=?7 ,{-4,-3,-3,-3}=?6,-3:\,!3,?6,{-4,-3,-3,-3}=?6,-3:\,?6,-3=?6, -3:\,!3,60,<-30,?6,-3=?6,-3:@,30,<30,?6,{-3,-3}=?6,-3=?7,{-4,-3,-3}=?6, -2:\,?6,-3=?6,-3=?7,{-3,-3}=?6,-3=?8,-3=dl,{-5,-3,-3,-3}=?6, {5,7,15,16,23,24,32,40,41,48,49,58,59,72,73,82,83,90,91,99, 100,107,113,114,122,123,130,131,140,141,148,149}:O, {1^60,2,26,28,29,51,54,61,63,68,75^60,78,109}:*/OH, {11,20,35,45,52,55,65,69,86}:/*OH,{47,57,71}:/*H^60, {3,8,13,17,21,33,38,42,56,70,84,92,101,106,111,128,138,142,146,150}:/*H^-60, {4,14,22,34,39,43,81,89,98,102,116,121,125,129,133}:*/H^60, {6,46,50,53,60,67,74}:*/H^-60, {9,18,85,93,112,139,143,147}:*/_`1^60, {80,88,97,115,120,124}:/*_`1^-60,108:*/_`1^-60, 6:\,|,!11,60~dr,-60,60,OH,2:/*OH,{7,10}:*/OH,{1,3}:*/_,{8~zf,11~dm,12}:/_, 6:\,O,30,SOO,30,"O{Na}", 36:@,-45~zf,O,30,SOO,30,"O{Na}", 150:\,|,!7,{1,2}:/*OH,4:*/_,5:/*_,7=dl) endfont \end{verbatim} %-------------------------------------------------------------------------------- \begin{mplibcode} fsize:=(170mm,60mm); beginfont("NO:7","EN:Maitotoxin","MW:3425.86") MC(<55.8,?6,-4=?7 ,{-4,-3,-3,-3}=?6,-3:\,!3,?6,{-4,-3,-3,-3}=?6,-3:\,?6,-3=?6, -3:\,!3,60,<-30,?6,-3=?6,-3:@,30,<30,?6,{-3,-3}=?6,-3=?7,{-4,-3,-3}=?6, -2:\,?6,-3=?6,-3=?7,{-3,-3}=?6,-3=?8,-3=dl,{-5,-3,-3,-3}=?6, {5,7,15,16,23,24,32,40,41,48,49,58,59,72,73,82,83,90,91,99, 100,107,113,114,122,123,130,131,140,141,148,149}:O, {1^60,2,26,28,29,51,54,61,63,68,75^60,78,109}:*/OH, {11,20,35,45,52,55,65,69,86}:/*OH,{47,57,71}:/*H^60, {3,8,13,17,21,33,38,42,56,70,84,92,101,106,111,128,138,142,146,150}:/*H^-60, {4,14,22,34,39,43,81,89,98,102,116,121,125,129,133}:*/H^60, {6,46,50,53,60,67,74}:*/H^-60, {9,18,85,93,112,139,143,147}:*/_`1^60, {80,88,97,115,120,124}:/*_`1^-60,108:*/_`1^-60, $6:\,|,!11,60~dr,-60,60,OH,2:/*OH,{7,10}:*/OH,{1,3}:*/_,{8~zf,11~dm,12}:/_, 6:\,O,30,SOO,30,"O{Na}", $36:@,-45~zf,O,30,SOO,30,"O{Na}", $150:\,|,!7,{1,2}:/*OH,4:*/_,5:/*_,7=dl ) ext( defaultscale:=0.8; label.lrt("FM(C): "&cal_FM,(0,.8h-5mm)); label.lrt("MW(C): "&cal_MW,(0,.8h-9mm)); label.lrt("MW(D): "&inf_MW,(0,.8h-13mm)); ) endfont \end{mplibcode} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \newpage \subsection{TCA cycle} \noindent% \begin{mplibcode} beginfont("EN:TCA cycle") fsize:=(160mm,75mm); max_blength:=5mm; %------------------------------------------------------------------------ COOm:='(//O,!,O[-1]); OmCO:='(O[-1],!,//O); MCat(0.33, 1)(<30,OmCO,!,//O,!2,COOm) MCat(0.66, 1)(<30,OmCO,!4,COOm,-4`1:\,COOm,4:/OH^-165) MCat(1, 1)(<30,OmCO,!2,!~dr,!,COOm,-4`1:\,COOm) MCat(1, 0.55)(<30,OmCO,!4,COOm,-4:\`1,COOm) MCat(1, 0.05)(<30,OmCO,!3,//O,!,COOm,-4:\`1,COOm) MCat(0.66,0.05)(<30,OmCO,!3,//O,!,COOm) MCat(0.33,0.05)(<30,OmCO,!3,//O,!,"{S-CoA}") MCat(0, 0.05)(<30,OmCO,!3,COOm) MCat(0, 0.55)(<30,OmCO,!,!~dr,!,COOm) MCat(0, 1)(<30,OmCO,!3,COOm,3:/OH) %------------------------------------------------------------------------- ext( defaultfont:="uhvr8r"; defaultscale:=0.75; ext_setup; def sel_dir(expr rot)= save tx; nA:=rot; if nA>=360: nA:=nA-360; fi if (nA<30)or(nA>330): def tx=top enddef; elseif (nA>=30)and(nA<=150): def tx=lft enddef; elseif (nA>150)and(nA<210): def tx=bot enddef; elseif (nA>=210)and(nA<=330): def tx=rt enddef; fi enddef; def reaction_arrow(expr a)(expr r)(expr p)(expr sa,la)(expr sb,lb)(expr sc,lc)(expr sd,ld)= drawarrow ((0,0)..(a,0)) rotated r shifted p; if sa<>"": draw ((0.5a,0){dir 180}..{dir 90}(0,.5a*la)) rotated r shifted p; sel_dir(r); label.tx(sa,p+((0,0.5a*la) rotated r)); fi if sb<>"": draw ((0.5a,0){dir 0}..{dir 90}(a,.5a*lb)) rotated r shifted p; sel_dir(r); label.tx(sb,p+((a,0.5a*lb) rotated r)); fi if sc<>"": draw ((0.5a,0){dir 180}..{dir -90}(0,-.5a*lc)) rotated r shifted p; sel_dir(r+180); label.tx(sc,p+((0,-0.5a*lc) rotated r)); fi if sd<>"": draw ((0.5a,0){dir 0}..{dir -90}(a,-.5a*ld)) rotated r shifted p; sel_dir(r+180); label.tx(sd,p+((a,-0.5a*ld) rotated r)); fi enddef; def r_arrow(expr a)(expr r)(expr p)(expr sc,lc)(expr sd,ld)= reaction_arrow(a)(r)(p)("",0)("",0)(sc,lc)(sd,ld) enddef; %------------------------------------------------------------------------ save dx; pair dx; dx:=(12mm,0); label.bot("Oxaloacetate",p1+dx); label.bot("Citrate",p2+dx); label.bot("cis-Aconitate",p3+dx); label.bot("Isocitrate",p4+dx); label.bot("Oxalosuccinate",p5+dx); label.bot("alfa-Ketoglutarate",p6+dx); label.bot("Succinyl-CoA",p7+dx); label.bot("Succinate",p8+dx); label.bot("Fumarate",p9+dx); label.bot("L-Malate",p10+dx); sw_label_emu:=1; ext_setup; r_arrow(10mm)( 0)(p1+ ( 1.1w1, 0.3h1))("Acetyl-CoA",1.5)(" CoA-SH",1); r_arrow(10mm)( 0)(p2+ ( 1.1w2, 0.4h2))("",0)("H_2_O",1); r_arrow( 8mm)(270)(p3+ ( 0.5w3,-0.4h3))("H_2_O",1)("",0); r_arrow( 8mm)(270)(p4+ ( 0.5w4,-0.4h4))("NAD^+",1)("NADH2^+",1); r_arrow(10mm)(180)(p5+ (-0.1w5, 0.4h5))("",0)("CO_2_",1); r_arrow(10mm)(180)(p6+ (-0.1w6, 0.5h6))("NAD^+^,CoA-SH",1.7)("NADH2^+^,CO_2",1); r_arrow(10mm)(180)(p7+ (-0.1w7, 0.5h7))("GDP,Pi",1.7)("GTP,CoA-SH",1); r_arrow( 8mm)( 90)(p8+ ( 0.4w8, 1.2h8))("FAD",1)("FADH2",1); r_arrow( 8mm)( 90)(p9+ ( 0.4w9, 1.2h9))("H_2_O",1)("",0); r_arrow(10mm)( 0)(p10+( 1.1w10,0.3h10))("NAD^+",1)("NADH2^+",1.5); defaultscale:=1.5; label("TCA-cycle",(0.5w,0.5h)); ) endfont \end{mplibcode} %------------------------------------------------------------------------ \begin{verbatim} beginfont("EN:TCA cycle") fsize:=(160mm,75mm); max_blength:=5mm; COOm:='(//O,!,O[-1]); OmCO:='(O[-1],!,//O); MCat(0.33, 1)(<30,OmCO,!,//O,!2,COOm) MCat(0.66, 1)(<30,OmCO,!4,COOm,-4`1:\,COOm,4:/OH^-165) MCat(1, 1)(<30,OmCO,!2,!~dr,!,COOm,-4`1:\,COOm) MCat(1, 0.55)(<30,OmCO,!4,COOm,-4:\`1,COOm) MCat(1, 0.05)(<30,OmCO,!3,//O,!,COOm,-4:\`1,COOm) MCat(0.66,0.05)(<30,OmCO,!3,//O,!,COOm) MCat(0.33,0.05)(<30,OmCO,!3,//O,!,"{S-CoA}") MCat(0, 0.05)(<30,OmCO,!3,COOm) MCat(0, 0.55)(<30,OmCO,!,!~dr,!,COOm) MCat(0, 1)(<30,OmCO,!3,COOm,3:/OH) ext( defaultfont:="uhvr8r"; defaultscale:=0.75; ext_setup; save dx; pair dx; dx:=(12mm,0); label.bot("Oxaloacetate",p1+dx); label.bot("Citrate",p2+dx); label.bot("cis-Aconitate",p3+dx); label.bot("Isocitrate",p4+dx); label.bot("Oxalosuccinate",p5+dx); label.bot("alfa-Ketoglutarate",p6+dx); label.bot("Succinyl-CoA",p7+dx); label.bot("Succinate",p8+dx); label.bot("Fumarate",p9+dx); label.bot("L-Malate",p10+dx); sw_label_emu:=1; ext_setup; r_arrow(10mm)( 0)(p1+ ( 1.1w1, 0.3h1))("Acetyl-CoA",1.5)(" CoA-SH",1); r_arrow(10mm)( 0)(p2+ ( 1.1w2, 0.4h2))("",0)("H_2_O",1); r_arrow( 8mm)(270)(p3+ ( 0.5w3,-0.4h3))("H_2_O",1)("",0); r_arrow( 8mm)(270)(p4+ ( 0.5w4,-0.4h4))("NAD^+",1)("NADH2^+",1); r_arrow(10mm)(180)(p5+ (-0.1w5, 0.4h5))("",0)("CO_2_",1); r_arrow(10mm)(180)(p6+ (-0.1w6, 0.5h6))("NAD^+^,CoA-SH",1.7)("NADH2^+^,CO_2",1); r_arrow(10mm)(180)(p7+ (-0.1w7, 0.5h7))("GDP,Pi",1.7)("GTP,CoA-SH",1); r_arrow( 8mm)( 90)(p8+ ( 0.4w8, 1.2h8))("FAD",1)("FADH2",1); r_arrow( 8mm)( 90)(p9+ ( 0.4w9, 1.2h9))("H_2_O",1)("",0); r_arrow(10mm)( 0)(p10+( 1.1w10,0.3h10))("NAD^+",1)("NADH2^+",1.5); defaultscale:=1.5; label("TCA-cycle",(0.5w,0.5h)); ) endfont \end{verbatim} %---------------------------------------------------------------------------- \end{document}