S-腺苷甲硫氨酸（SAM）

称谓

S-腺苷甲硫氨酸 S-腺苷蛋氨酸 S-adenosylmethionine SAM

3D结构

C[S+](CC[C@@H](C(=O)[O-])N)C[C@@H]1[C@H]([C@H]([C@@H](O1)N2C=NC3=C(N=CN=C32)N)O)O

结构

$结构式：$

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C	(-[2,1]COOH)
	(<[7.3,1]NH_2)
	(<:[,1]H)
	(-[4.7,1]CH_2
		-[4,1]CH_2
		-[4,1]S^+
		(
			-[2.7,1]C(-[7.8,0.3,,,,transparent]H_2)
				<:[2.7,1]*5(<(-[,1]OH)-[,0.5,,, line width=5pt](-[2,1]OH)>(
					>:N*5(-
						(*6(-N=-N=(-[3.9,1]H_2N)-=))
					--N=-)
				)-O-)
		)
		(-[4.9,1]H_3C)
	)
}
\end{document}

---

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<[4,1]H_2N)
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[0,1]H)
	(<:[6,1]CH_2
		(-[6,1]CH_2-[6,1]S^{+}
			(-[5,1]C(-[4,0.3]H_3))
			(
			-[,0.8]
	-[6,0.4]
		(-[0.5,0.65]O-[7.5,0.65])
		<[7,0.5](-[5.5,0.5]O-[4,0.3]H)
		-[,0.5,,, line width=2pt]
		(-[6.5,0.5]OH)>[1,0.5]
	-[2,0.5]N
	-[0.25,0.5]
		(-[7.5,0.5]N=[0.5,0.5]-[2,0.5]N=[3.5,0.5](-[2,0.5]NH_2)-[4.5,0.5]
		(-[3.5,0.5]N=[5,0.6]-[7,0.3])
		=[6,0.5])
			)
		)
	)
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<[4,1]H_2N)
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[0,1]H)
		(<:[6,1]CH_2
			(-[6,0.8]CH_2
				-[6,0.8]S^+
					(-[6,0.5]CH_3)
					-[,0.8]
	-[6,0.4]
		(-[0.5,0.65]O-[7.5,0.65])
		<[7,0.5](-[5.5,0.5]O-[4,0.3]H)
		-[,0.5,,, line width=2pt]
		(-[6.5,0.5]OH)>[1,0.5]
	-[2,0.5]N
	-[0.25,0.5]
		(-[7.5,0.5]N=[0.5,0.5]-[2,0.5]N=[3.5,0.5](-[2,0.5]NH_2)-[4.5,0.5]
		(-[3.5,0.5]N=[5,0.6]-[7,0.3])
		=[6,0.5])
				)
			)
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
	C
		(-[,0.5]H)
		(-[2,0.5]COOH
			-[2,0.5,,,transparent] % 上边缘支撑
		)
		(-[4,0.6]NH_2)
		(-[6,0.5]CH_2
			(-[6,0.5]CH_2
				-[6,0.5]S^+
					(-[6,0.5]CH_3)
					-[,0.8]
	-[6,0.4]
		(-[0.5,0.65]O-[7.5,0.65])
		<[7,0.5](-[5.5,0.5]O-[4,0.3]H)
		-[,0.5,,, line width=2pt]
		(-[6.5,0.5]OH)>[1,0.5]
	-[2,0.5]N
	-[0.25,0.5]
		(-[7.5,0.5]N=[0.5,0.5]-[2,0.5]N=[3.5,0.5](-[2,0.5]NH_2)-[4.5,0.5]
		(-[3.5,0.5]N=[5,0.6]-[7,0.3])
		=[6,0.5])
				)
			)
}
\end{document}

可参与生命体内多种甲基化反应