1	CSX	S-oxy cysteine	1.000
2	CSO	S-hydroxycysteine	1.000
3	CSD	3-sulfinoalanine	0.889
4	VI3	(2~{R})-2-azanyl-3-[bis(oxidanylidene)-$L^{5}-sulfanyl]propanoic acid	0.889
5	BB9	(2z)-2-amino-3-sulfanylprop-2-enoic acid	0.875
6	CYS	Cysteine	0.875
7	DCY	D-cysteine	0.875
8	00C	3-sulfo-D-alanine	0.800
9	0CS	3-[(S)-hydroperoxysulfinyl]-L-alanine	0.800
10	OCS	Cysteinesulfonic acid	0.800
11	03Y	2-methyl-L-cysteine	0.778
12	060	S-methyl-D-cysteine	0.778
13	BB6	(2z)-2-amino-3-sulfanylbut-2-enoic acid	0.778
14	CG6	Beta-methyl-cysteine	0.778
15	CSB	Cys bound to lead ion	0.778
16	CSS	S-mercaptocysteine	0.778
17	CSZ	S-selanyl cysteine	0.778
18	SMC	S-methylcysteine	0.778
19	ALA	Alanine	0.750
20	ALV	(2s)-2-aminopropane-1,1-diol	0.750
21	DAL	D-alanine	0.750
22	DHA	2-amino-acrylic acid	0.750
23	MPT	Beta-mercaptopropionic acid	0.750
24	NAK	Amino-acrylate	0.750
25	2CO	S-hydroperoxycysteine	0.700
26	CMH	S-(methylmercury)-L-cysteine	0.700
27	CSK	S-(methylselanyl)-L-cysteine	0.700
28	CZZ	Thiarsahydroxy-cysteine	0.700
29	ECX	S-ethyl-L-cysteine	0.700
30	LE1	3-sulfanyl-L-valine	0.700
31	LEI	3-sulfanyl-D-valine	0.700
32	LNI	3-[dimethyl(oxidanyl)-$L^{4}-sulfanyl]propanoic acid	0.700
33	M0H	S-(hydroxymethyl)-L-cysteine	0.700
34	SCH	S-methyl-thio-cysteine	0.700
35	SNC	S-nitroso-cysteine	0.700
36	TSY	(2s)-2-amino-3-trisulfanylpropanoic acid	0.700
37	X1S	3-sulfopropanoic acid	0.700
38	XCN	S-cyano-L-cysteine	0.700