Amino acid symbols

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Line 5: Line 5:
! 3-Letter
! 3-Letter
! 1-Letter
! 1-Letter
 +
! Residue mass (A0, Da)
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Alanine Alanine]
| [http://en.wikipedia.org/wiki/Alanine Alanine]
| Ala
| Ala
| A
| A
 +
| 71.037114
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Arginine Arginine]
| [http://en.wikipedia.org/wiki/Arginine Arginine]
| Arg
| Arg
| R
| R
 +
| 156.101111
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Asparagine Asparagine]
| [http://en.wikipedia.org/wiki/Asparagine Asparagine]
| Asn
| Asn
| N
| N
 +
| 114.042927
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Aspartic%20acid Aspartic acid]
| [http://en.wikipedia.org/wiki/Aspartic%20acid Aspartic acid]
| Asp
| Asp
| D
| D
 +
| 115.026943
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Cysteine Cysteine]
| [http://en.wikipedia.org/wiki/Cysteine Cysteine]
| Cys
| Cys
| C
| C
 +
| 103.009185
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Glutamic%20acid Glutamic acid]
| [http://en.wikipedia.org/wiki/Glutamic%20acid Glutamic acid]
| Glu
| Glu
| E
| E
 +
| 129.042593
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Glutamine Glutamine]
| [http://en.wikipedia.org/wiki/Glutamine Glutamine]
| Gln
| Gln
| Q
| Q
 +
| 128.058578
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Glycine Glycine]
| [http://en.wikipedia.org/wiki/Glycine Glycine]
| Gly
| Gly
| G
| G
 +
| 57.021464
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Histidine Histidine]
| [http://en.wikipedia.org/wiki/Histidine Histidine]
| His
| His
| H
| H
 +
| 137.058912
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Isoleucine Isoleucine]
| [http://en.wikipedia.org/wiki/Isoleucine Isoleucine]
| Ile
| Ile
| I
| I
 +
| 113.084064
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Leucine Leucine]
| [http://en.wikipedia.org/wiki/Leucine Leucine]
| Leu
| Leu
| L
| L
 +
| 113.084064
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Lysine Lysine]
| [http://en.wikipedia.org/wiki/Lysine Lysine]
| Lys
| Lys
| K
| K
 +
| 128.094963
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Methionine Methionine]
| [http://en.wikipedia.org/wiki/Methionine Methionine]
| Met
| Met
| M
| M
 +
| 131.040485
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Phenylalanine Phenylalanine]
| [http://en.wikipedia.org/wiki/Phenylalanine Phenylalanine]
| Phe
| Phe
| F
| F
 +
| 147.068414
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Proline Proline]
| [http://en.wikipedia.org/wiki/Proline Proline]
| Pro
| Pro
| P
| P
 +
| 97.052764
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Serine Serine]
| [http://en.wikipedia.org/wiki/Serine Serine]
| Ser
| Ser
| S
| S
 +
| 87.032028
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Threonine Threonine]
| [http://en.wikipedia.org/wiki/Threonine Threonine]
| Thr
| Thr
| T
| T
 +
| 101.047679
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Tryptophan Tryptophan]
| [http://en.wikipedia.org/wiki/Tryptophan Tryptophan]
| Trp
| Trp
| W
| W
 +
| 186.079313
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Tyrosine Tyrosine]
| [http://en.wikipedia.org/wiki/Tyrosine Tyrosine]
| Tyr
| Tyr
| Y
| Y
 +
| 163.06332
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Valine Valine]
| [http://en.wikipedia.org/wiki/Valine Valine]
| Val
| Val
| V
| V
 +
| 99.068414
|}
|}
Line 93: Line 114:
! 3-Letter
! 3-Letter
! 1-Letter
! 1-Letter
 +
! Residue mass (A0, Da)
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Selenocysteine Selenocysteine]
| [http://en.wikipedia.org/wiki/Selenocysteine Selenocysteine]
| Sec
| Sec
| U
| U
 +
| 150.95363
|- align="center"
|- align="center"
| [http://en.wikipedia.org/wiki/Pyrrolysine Pyrrolysine]
| [http://en.wikipedia.org/wiki/Pyrrolysine Pyrrolysine]
| Pyl
| Pyl
| O
| O
 +
| 237.147727
|}
|}

Revision as of 17:54, 21 December 2011

The following table contains a list of the amino acid 1 and two letter codes.

Amino Acid 3-Letter 1-Letter Residue mass (A0, Da)
Alanine Ala A 71.037114
Arginine Arg R 156.101111
Asparagine Asn N 114.042927
Aspartic acid Asp D 115.026943
Cysteine Cys C 103.009185
Glutamic acid Glu E 129.042593
Glutamine Gln Q 128.058578
Glycine Gly G 57.021464
Histidine His H 137.058912
Isoleucine Ile I 113.084064
Leucine Leu L 113.084064
Lysine Lys K 128.094963
Methionine Met M 131.040485
Phenylalanine Phe F 147.068414
Proline Pro P 97.052764
Serine Ser S 87.032028
Threonine Thr T 101.047679
Tryptophan Trp W 186.079313
Tyrosine Tyr Y 163.06332
Valine Val V 99.068414

Additional codes for amino acids coded by unusual translations:

Amino acid 3-Letter 1-Letter Residue mass (A0, Da)
Selenocysteine Sec U 150.95363
Pyrrolysine Pyl O 237.147727

Additional codes for ambiguous residues in protein sequences:

Ambiguous Amino Acids 3-Letter 1-Letter
Asparagine or aspartic acid Asx B
Glutamine or glutamic acid Glx Z
Leucine or Isoleucine Xle J
Unspecified or unknown amino acid Xaa X
Retrieved from "http://wiki.thegpm.org/wiki/Amino_acid_symbols"
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