称谓
柠檬酸合酶 Citrate synthase CS
催化反应
[[C4：草酰乙酸（OAA，oxaloacetate）]]+[[C2：乙酰CoA（Acetyl-CoA）]]+$-->[[C6：柠檬酸（Citric Acid）]]+[[辅酶A]]
$化学方程式：$
-
\usepackage{chemfig}
\begin{document}
\chemfig{
CH_2
(-[,0.5]COO^{-})
(-[2,0.5]C
(=[4,0.5]O)
(-[,0.5]COO^{-})
)
}
+
\chemfig{
C
(=[,0.5]O)
(-[2,0.5]CH_3)
(-[6,0.5]SCoA)
}
+
\chemfig{H_2O}
\begin{tikzpicture}
\draw [->] (0,0) to node[above] {CS} (1,0);
\end{tikzpicture}
\chemfig{
C
(-[,0.5]COO^{-})
(-[2,0.5]CH_2-[,0.5]COO^{-})
(-[4,0.5]HO)
(-[6,0.5]CH_2-[,0.5]COO^{-})
}
+
\chemfig{CoA-[,0.5]SH}
\end{document}-
\usepackage{chemfig}
\begin{document}
\chemfig{
CH_2
(-[,0.5]COOH)
(-[2,0.5]C
(=[4,0.5]O)
(-[,0.5]COOH)
)
}
+
\chemfig{
C
(=[,0.5]O)
(-[2,0.5]CH_3)
(-[6,0.5]SCoA)
}
+
\chemfig{H_2O}
\begin{tikzpicture}
\draw [->] (0,0) to node[above] {CS} (1,0);
\end{tikzpicture}
\chemfig{
C
(-[,0.5]COOH)
(-[2,0.5]CH_2-[,0.5]COOH)
(-[4,0.5]HO)
(-[6,0.5]CH_2-[,0.5]COOH)
}
+
\chemfig{CoA-[,0.5]SH}
\end{document}-
\usepackage{chemfig}
\begin{document}
\chemfig{
(-[3.5,0.5]HO)
(=[6,0.5]O)
(-[0.5,0.5]
(-[7.5,0.5]
(=[6,0.5]O)
(-[0.5,0.5]
(=[2,0.5]O)
(-[7.5,0.5]OH)
)
)
)
}
+
\chemfig{
(-[5,0.6])
(=[2,0.6]O)
(-[7,0.6]S
-[1,0.6]CoA
)
}
+
\chemfig{H_2O}
\begin{tikzpicture}
\draw [->] (0,0) to node[above] {CS} (1,0); % 水平箭头
\end{tikzpicture}
\chemfig{
C
(-[6,0.5]
(=[7.5,0.5]O)(-[4.5,0.5]HO))
(-[2,0.5]OH)
(-[4,0.5]
(-[3,0.5]
(=[1.5,0.5]O)(-[4,0.5]HO)
)
)
(-[,0.5]
(-[1,0.5]
(=[2.5,0.5]O)(-[,0.5]OH)
)
)
}
+
\chemfig{CoA-[,0.5]SH}
\end{document}-
OC(C(CC(O)=O)=O)=O.
O=C(SCCNC(=O)CCNC(=O)[C@H](O)C(C)(C)COP(=O)(O)OP(=O)(O)OC[C@H]3O[C@@H](n2cnc1c(ncnc12)N)[C@H](O)[C@@H]3OP(=O)(O)O)C.
O>>
OC(=O)CC(O)(C(=O)O)CC(=O)O.
CC(C)(COP(=O)(O)OP(=O)(O)OCC1C(C(C(O1)n2cnc3c2ncnc3N)O)OP(=O)(O)O)C(C(=O)NCCC(=O)NCCS)O下一步
[[2. TAC：柠檬酸异构化为异柠檬酸：顺乌头酸酶（aconitase）]]