Codons and amino acids |
|
NOTE - starting VarNomen version 3 the '*' is used to indicate a translation stop codon, replacing the 'X' used previously (see Background).
Nucleotide position in codon | |||||
---|---|---|---|---|---|
first | second | third | |||
U | C | A | G | ||
U | UUU - Phe UUC - Phe UUA - Leu UUG - Leu |
UCU - Ser UCC - Ser UCA - Ser UCG - Ser |
UAU - Tyr UAC - Tyr UAA - * UAG - * |
UGU - Cys UGC - Cys UGA - * UGG - Trp |
U C A G |
C | CUU - Leu CUC - Leu CUA - Leu CUG - Leu |
CCU - Pro CCC - Pro CCA - Pro CCG - Pro |
CAU - His CAC - His CAA - Gln CAG - Gln |
CGU - Arg
CGC - Arg CGA - Arg CGG - Arg |
U C A G |
A | AUU - Ile AUC - Ile AUA - Ile AUG - Met |
ACU - Thr ACC - Thr ACA - Thr ACG - Thr |
AAU - Asn AAC - Asn AAA - Lys AAG - Lys |
AGU - Ser AGC - Ser AGA - Arg AGG - Arg |
U C A G |
G | GUU - Val GUC - Val GUA - Val GUG - Val |
GCU - Ala GCC - Ala GCA - Ala GCG - Ala |
GAU - Asp GAC - Asp GAA - Glu GAG - Glu |
GGU - Gly GGC - Gly GGA - Gly GGG - Gly |
U C A G |
One letter code |
Three letter code |
Amino acid | Possible codons |
---|---|---|---|
A | Ala | Alanine | GCA, GCC, GCG, GCT |
B | Asx | Asparagine or Aspartic acid | AAC, AAT, GAC, GAT |
C | Cys | Cysteine | TGC, TGT |
D | Asp | Aspartic acid | GAC, GAT |
E | Glu | Glutamic acid | GAA, GAG |
F | Phe | Phenylalanine | TTC, TTT |
G | Gly | Glycine | GGA, GGC, GGG, GGT |
H | His | Histidine | CAC, CAT |
I | Ile | Isoleucine | ATA, ATC, ATT |
K | Lys | Lysine | AAA, AAG |
L | Leu | Leucine | CTA, CTC, CTG, CTT, TTA, TTG |
M | Met | Methionine | ATG |
N | Asn | Asparagine | AAC, AAT |
P | Pro | Proline | CCA, CCC, CCG, CCT |
Q | Gln | Glutamine | CAA, CAG |
R | Arg | Arginine | AGA, AGG, CGA, CGC, CGG, CGT |
S | Ser | Serine | AGC, AGT, TCA, TCC, TCG, TCT |
T | Thr | Threonine | ACA, ACC, ACG, ACT |
V | Val | Valine | GTA, GTC, GTG, GTT |
W | Trp | Tryptophan | TGG |
X | X | any codon | NNN |
Y | Tyr | Tyrosine | TAC, TAT |
Z | Glx | Glutamine or Glutamic acid | CAA, CAG, GAA, GAG |
* | * | stop codon | TAA, TAG, TGA |
Property | Amino acids | |
---|---|---|
small | Ala, Gly | |
acidic / amide | Asp, Glu, Asn, Gln | |
charged | negative | Asp, Glu |
positive | Lys, Arg | |
polar | Ala, Gly, Ser, Thr, Pro | |
hydrophobic | Val, Leu, Ile, Met | |
size | big | Glu, Gln, His, Ile, Lys, Leu, Met, Phe, Trp, Tyr |
small | Ala, Asn, Asp, Cys, Gly, Pro, Ser, Thr, Val | |
aliphatic | Ile, Leu, Val | |
aromatic | His, Phe, Tyr, Trp |
| Top of page | MutNomen
homepage | Check-list |
| Recommendations: DNA, RNA, protein, uncertain |
| Discussions | Symbols, codons, etc. | FAQ's | History |
| Example descriptions: QuickRef / symbols,
DNA, RNA, protein |
Copyright © HGVS 2007 All Rights Reserved |