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C5：脯氨酸（Pro，proline）

脯氨酸 Pro proline smiles C1C C@H NC1 C =O O $结构式：$ - tikz \usepackage chemfig \begin document \chemfig :-19 5 H 2 C? a - ,,2 CH 2 - ,,1 CH 2 -C - 2,1 COO^ - -

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称谓

脯氨酸 Pro proline

3D结构

C1C[C@H](NC1)C(=O)O

$结构式：$

-

\usepackage{chemfig}
\begin{document}
\chemfig{
  [:-19]*5(H_{2}C?[a]
    -[,,2]CH_{2}
    -[,,1]CH_{2}
    -C(-[2,1]COO^{-})(-[0,]H)
    -[,,,2]H_{2}N^{+}?[a]
  )
}
\end{document}

^1

-

\usepackage{chemfig}
\begin{document}
\chemfig{
  [:-19]*5(H_{2}C?[a]
    -[,,2]CH_{2}
    -[,,1]CH_{2}
    -C(<[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
    )(<:[0,]H)
    -[,,,2]HN?[a]
  )
}
\end{document}

^2

-

\usepackage{chemfig}
\begin{document}
\chemfig{
CH	(<[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(-[7.3,1]NH)
	(-[4.7,1]H_2C
		-[6.3,1]CH_2
		-[,1.2]C(-[,0.3]H_2)-[1.7,0.8]
	)
}
\end{document}

--- -

\usepackage{chemfig}
\begin{document}
\chemfig{
C	(-[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[7.3,1]NH)
	(<:[,1]H)
	(-[4.7,1]H_2C
		-[6.3,1]CH_2
		-[,0.9]C(-[,0.35,,,,transparent]H_2)-[1.7,0.8]
	)
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[4,1]HN)
	(<[0,1]H)
	(<:[6,1]CH_2
		-[4.7,1]-[3,0.9]-[1.3,0.8]
	)
}
\end{document}

^3

-

\usepackage{chemfig}
\begin{document}
\chemfig{
[-30]*5(
-N(-[0,0.26,,,,transparent]H)
	-(<[,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
-
-
-
)
}
\end{document}

^4

-

\usepackage{chemfig}
\begin{document}
\chemfig{
	(-[0.7,1]COOH)
	(<[6,1]NH)
	(-[3.3,1]
		-[4.7,1.2]
		-[6.7,1.1]
		-[,1.1]
	)
}
\end{document}

• 形成肽链

\usepackage{chemfig}
\begin{document}

%% 脯氨酸a
\definesubmol\proa{
N
	-[::-60]
		(<:[::-60]
			-[::-75,0.8]
			-[::-70,0.8]
			-[::-55,0.9]
		)
	-[::60]
		(=[::60]O
			-[2,0.5,,,transparent] % 上边缘支撑
		)
}
%% 脯氨酸b
\definesubmol\prob{
N
	-[::60]
		(<[::60]
			-[::75,0.8]
			-[::70,0.8]
			-[::55,0.9]
		)
	-[::-60]
		(=[::-60]O)
}
\chemfig{
H
	-[::+30]!\proa
	-[::-60]!\prob
	-[::+60]!\proa
	-[::-60]!\prob
	-[::+60]!OH
}
\end{document}

^5-1

• 形成肽链-带颜色

\usepackage{chemfig}
\begin{document}

%% 脯氨酸a
\definesubmol\proa{
N
	-[::-60]
		(<:[::-60,,,,green]
			-[::-75,0.8,,,,green]
			-[::-70,0.8,,,,green]
			-[::-55,0.9,,,,green]
		)
	-[::60]
		(=[::60]O
			-[2,0.5,,,transparent] % 上边缘支撑
		)
}
%% 脯氨酸b
\definesubmol\prob{
N
	-[::60]
		(<[::60,,,,green]
			-[::75,0.8,,,,green]
			-[::70,0.8,,,,green]
			-[::55,0.9,,,,green]
		)
	-[::-60]
		(=[::-60]O)
}
\chemfig{
H
	-[::+30]!\proa
	-[::-60]!\prob
	-[::+60]!\proa
	-[::-60]!\prob
	-[::+60]!OH
}
\end{document}

^5-2