称谓
次黄嘌呤核苷酸脱氢酶 肌苷酸脱氢酶
催化反应
[[IMP：肌苷酸，次黄嘌呤核苷酸]]+^+$-->[[XMP：黄嘌呤核苷酸]]+$
\usepackage{chemfig}
\begin{document}
\chemfig{
N(-[4,0.3]H)
-[6,0.5]
=[7.3,0.5]N
-[0.8,0.5]
=[2,0.5]
(
-[0.5,0.5]N
=[6.55,0.5]
-[5.25,0.5]N(-[6,0.8]\fbox{R})
-[3.5,0.4]
)
-[3.3,0.5](=[2,0.5]O)
-[4.8,0.3]
}
+^+$
\begin{tikzpicture}
\draw [->] (0,0) to node[above] {} (1,0);
\end{tikzpicture}
\chemfig{
N(-[4,0.3]H)
-[6,0.5](=[4.7,0.5]O)
-[7.3,0.5]N
-[0.8,0.5]
=[2,0.5]
(
-[0.5,0.5]N
=[6.55,0.5]
-[5.25,0.5]N(-[6,0.8]\fbox{R})
-[3.5,0.4]
)
-[3.3,0.5](=[2,0.5]O)
-[4.8,0.3]
}
+$
\end{document}