Amino Acid Structure Chart

20 Primary Amino Acids

Amino Acid	3-Letter	1-Letter	Amino Acid	3-Letter	1-Letter
Alanine	Ala	A	Leucine	Leu	L
Arginine	Arg	R	Lysine	Lys	K
Asparagine	Asn	N	Methionine	Met	M
Aspartic Acid	Asp	D	Phenylalanine	Phe	F
Cysteine	Cys	C	Proline	Pro	P
Glutamic Acid	Glu	E	Serine	Ser	S
Glutamine	Gln	Q	Threonine	Thr	T
Glycine	Gly	G	Tryptophan	Trp	W
Histidine	His	H	Tyrosine	Tyr	Y
Isoleucine	Ile	I	Valine	Val	V

Amino Acid Structure Chart

Classification	Amino Acid	Formula	Molecular Weight	Isoelectric Point	Structure
Aliphatic Amino Acids with Hydrophobic Side Chain	Alanine	C3H7N1O2	89.09	6.00
	Isoleucine	C6H13N1O2	131.17	5.94
	Leucine	C6H13N1O2	131.17	5.98
	Valine	C5H11N1O2	117.15	5.96
Aromatic Amino Acids with Hydrophobic Side Chain	Phenylalanine	C9H11N1O2	165.19	5.48
	Tryptophan	C11H12N2O2	204.23	5.89
	Tyrosine	C9H11N1O3	181.19	5.66
Amino Acids with Neutral Side Chain	Asparagine	C4H8N2O3	132.12	5.41
	Cysteine	C3H7N1O2S1	121.16	5.02
	Glutamine	C5H10N2O3	146.15	5.65
	Methionine	C5H11N1O2S1	149.21	5.74
	Serine	C3H7N1O3	105.09	5.68
	Threonine	C4H9N1O3	119.12	5.64
Amino Acids with Positive Charged Side Chain	Arginine	C6H14N4O2	174.2	11.15
	Histidine	C6H9N3O2	155.16	7.47
	Lysine	C6H14N2O2	146.19	9.59
Amino Acids with Negative Charged Side Chain	Aspartic Acid	C4H7N1O4	133.1	2.77
Amino Acids with Negative Charged Side Chain	Glutamic Acid	C5H9N1O4	147.13	3.22
Unique Amino Acids	Glycine	C2H5N1O2	75.07	5.97
Unique Amino Acids	Proline	C5H9N1O2	115.13	6.30

Creative Biostructure has been working in the field of structural biology, membrane protein technologies, and structure-based drug discovery. Feel free to discuss your research project with our experts.

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