Codon Usage Database

Data source

NCBI-GenBank Flat File Release 160.0 [June 15 2007].

Data amount

35,799 organisms
3,027,973 complete protein coding genes (CDS's)

QUERY Box for search with Latin name of organism

Case: sensitive insensitive

Input a scientific name (or its regular expression) for an organism and press "Submit" or return key. Use Latin name such as "Marchantia polymorpha", "Saccharomyces cerevisiae" etc., not "liverwort", "yeast" etc.
Alphabetical lists of all organisms
A  B  C  D  E  F  G  H  I  J  K  L  M

N  O  P  Q  R  S  T  U  V  W  X  Y  Z

Chloroplast  Mitochondrion

Others (intials are not capital)

CUTG: Codon Usage Tabulated from GenBank (ftp distribution)
EBI mirror (European Bioinformatics Institute, Cambridge, UK)
Additional Service
Countcodon program: compilation a sequence into a codon usage table
NAKAMURA, Yasukazu | Department of Plant Gene Research | Kazusa