百科词条

C5：谷氨酰胺（Gln，glutamine）

Glutamine Q 左旋谷氨酰胺 Levoglutamide 能透过细胞膜 smiles C CC =O N C@@H C =O O N $结构式：$ - tikz \usepackage chemfig \begin document \chemfig C - 2,1 COOH - 2,0.5,,,transparent % 上边缘支撑

作者：admin

2026-08-16

称谓

Glutamine Q 左旋谷氨酰胺 Levoglutamide

能透过细胞膜

3D结构

C(CC(=O)N)[C@@H](C(=O)O)N

$结构式：$ -

\usepackage{chemfig}
\begin{document}
\chemfig{
C	(-[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[7.3,1]NH_2)
	(<:[,1]H)
	(-[4.7,1]CH_2
		-[4,1]CH_2
		-[4,1]H_2NOC
	)
}
\end{document}

---

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(-[4,1]H_3N^{+})
	(-[2,1]COO^{-})
	(-[0,1]H)
	-[6,1]CH_{2}
	-[6,1]CH_{2}
	-[6,1]C
		(=[7,]O)
		(-[5,,,2]H_{2}N)
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(-[4,1]H_3N^{+})
	(-[2,1]COO^{-})
	(-[0,1]H)
	-[6,1]\textcolor{red}{C}(-[7.9,0.35,,,,transparent]\textcolor{red}{H_{2}})
	-[6,1,,,red]\textcolor{red}{C}(-[7.9,0.35,,,,transparent]\textcolor{red}{H_{2}})
	-[6,1,,,red]\textcolor{red}{C}
		(=[7,,,,red]\textcolor{red}{O})
		(-[5,,,,red]\textcolor{red}{N}-[4.1,0.35,,,transparent]\textcolor{red}{H_{2}})
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[4,1]H_2N)
	(<[0,1]H)
	(<:[6,1]CH_2
		-[6,1]CH_2
		(-[6,1]CONH_2)
	)
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
	(-[0.7,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[6,1]NH_2)
	(-[3.3,1]-[4.7,1]-[3.3,1]H_2NOC)
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
	(-[0.7,1]COOH)
	(<[6,1]NH_2)
	(-[3.3,1]-[4.7,1]-[3.3,1](=[2,1]O
		-[2,0.5,,,transparent] % 上边缘支撑
	)-[4.7,1]H_2N)
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
	H_2N-[1,0.5](=[2,0.5]O
		-[2,0.5,,,transparent] % 上边缘支撑
	)(-[7,0.5]-[1,0.5]-[7,0.5](<[6,0.8]NH_2)(-[1,0.5](=[2,0.5]O)(-[7,0.5]OH)))
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[4,1]H_2N)
	(<[0,1]H)
	(<:[6,1]CH_2
		-[5,1]
		-[7,1]
		(=[,1]O)
		(-[5,1]H_2N)
	)
}
\end{document}

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[4,1]H_2N)
	(<[0,1]H)
	(<:[6,1]CH_2
		-[5,1]
		(-[7,1]CONH_2)
	)
}
\end{document}

• 形成肽链

\usepackage{chemfig}
\begin{document}

%% 谷氨酰胺a
\definesubmol\glna{
N
	(-[::+60,0.3,,,,transparent]H)
	-[::-60]
		(<:[::-60]-[::60]-[::-60]
			(-[::60]NH_{2})
			(=[::-60]O)
		)
	-[::60]
		(=[::60]O)
}
%% 谷氨酰胺b
\definesubmol\glnb{
N
	(-[::-60,0.3,,,transparent]H)
	-[::60]
		(<[::60]-[::60]-[::-60]
			(-[::60]H_{2}N)
			(=[::-60]O
				(-[2,0.5,,,transparent]) % 上边缘支撑
			)
		)
	-[::-60]
		(=[::-60]O)
}
\chemfig{
H
	-[::+30]!\glna
	-[::-60]!\glnb
	-[::+60]!\glna
	-[::-60]!\glnb
	-[::+60]!OH
}
\end{document}

^5-1

• 形成肽链-带颜色

\usepackage{chemfig}
\begin{document}

%% 谷氨酰胺a
\definesubmol\glna{
N
	(-[::+60,0.3,,,,transparent]H)
	-[::-60]
		(<:[::-60,,,,green]-[::60,,,,red]-[::-60,,,,red]
			(-[::60,,,,red]\textcolor{red}{NH_{2}})
			(=[::-60,,,,red]\textcolor{red}{O})
		)
	-[::60]
		(=[::60]O)
}
%% 谷氨酰胺b
\definesubmol\glnb{
N
	(-[::-60,0.3,,,transparent]H)
	-[::60]
		(<[::60,,,,green]-[::60,,,,red]-[::-60,,,,red]
			(-[::60,,,,red]\textcolor{red}{N}-[4.15,0.3,,,transparent]\textcolor{red}{H_{2}})
			(=[::-60,,,,red]\textcolor{red}{O}
				(-[2,0.5,,,transparent]) % 上边缘支撑
			)
		)
	-[::-60]
		(=[::-60]O)
}
\chemfig{
H
	-[::+30]!\glna
	-[::-60]!\glnb
	-[::+60]!\glna
	-[::-60]!\glnb
	-[::+60]!OH
}
\end{document}

^5-2