Python reticulatus [gbvrt]: 1 CDS's (202 codons)
fields: [triplet] [frequency: per thousand] ([number])
UUU 19.8(     4)  UCU 19.8(     4)  UAU 24.8(     5)  UGU 64.4(    13)
UUC 14.9(     3)  UCC 24.8(     5)  UAC  5.0(     1)  UGC 19.8(     4)
UUA  5.0(     1)  UCA  9.9(     2)  UAA  5.0(     1)  UGA  0.0(     0)
UUG 19.8(     4)  UCG  0.0(     0)  UAG  0.0(     0)  UGG  5.0(     1)

CUU 29.7(     6)  CCU 14.9(     3)  CAU 24.8(     5)  CGU  5.0(     1)
CUC 14.9(     3)  CCC 14.9(     3)  CAC  0.0(     0)  CGC  5.0(     1)
CUA  5.0(     1)  CCA 14.9(     3)  CAA  9.9(     2)  CGA  5.0(     1)
CUG  9.9(     2)  CCG  0.0(     0)  CAG 19.8(     4)  CGG  0.0(     0)

AUU 24.8(     5)  ACU 24.8(     5)  AAU 29.7(     6)  AGU  9.9(     2)
AUC 19.8(     4)  ACC 14.9(     3)  AAC  5.0(     1)  AGC  9.9(     2)
AUA 19.8(     4)  ACA  5.0(     1)  AAA 34.7(     7)  AGA 34.7(     7)
AUG  9.9(     2)  ACG  5.0(     1)  AAG 19.8(     4)  AGG  5.0(     1)

GUU 29.7(     6)  GCU 14.9(     3)  GAU 39.6(     8)  GGU 19.8(     4)
GUC  0.0(     0)  GCC  9.9(     2)  GAC 34.7(     7)  GGC 19.8(     4)
GUA  5.0(     1)  GCA 14.9(     3)  GAA 59.4(    12)  GGA 44.6(     9)
GUG  9.9(     2)  GCG  0.0(     0)  GAG  9.9(     2)  GGG  5.0(     1)

Coding GC 42.08% 1st letter GC 49.01% 2nd letter GC 44.06% 3rd letter GC 33.17%

Format:
Genetic codes (NCBI)
Codon Usage Table with Amino Acids
A style like CodonFrequency output in GCG Wisconsin PackageTM

CDS Search:

Keyword example: ribosomal protein / MAP kinase
List of codon usage for each CDS (format)
Homepage