Phage RB21 [gbphg]: 1 CDS's (90 codons)
fields: [triplet] [frequency: per thousand] ([number])
UUU 44.4(     4)  UCU 11.1(     1)  UAU 22.2(     2)  UGU 11.1(     1)
UUC 22.2(     2)  UCC  0.0(     0)  UAC 33.3(     3)  UGC 11.1(     1)
UUA  0.0(     0)  UCA  0.0(     0)  UAA  0.0(     0)  UGA 11.1(     1)
UUG 22.2(     2)  UCG  0.0(     0)  UAG  0.0(     0)  UGG 11.1(     1)

CUU 11.1(     1)  CCU  0.0(     0)  CAU  0.0(     0)  CGU 11.1(     1)
CUC  0.0(     0)  CCC  0.0(     0)  CAC 44.4(     4)  CGC  0.0(     0)
CUA 11.1(     1)  CCA 11.1(     1)  CAA 66.7(     6)  CGA 22.2(     2)
CUG  0.0(     0)  CCG  0.0(     0)  CAG  0.0(     0)  CGG  0.0(     0)

AUU 44.4(     4)  ACU 44.4(     4)  AAU 77.8(     7)  AGU  0.0(     0)
AUC  0.0(     0)  ACC 11.1(     1)  AAC 11.1(     1)  AGC  0.0(     0)
AUA  0.0(     0)  ACA 11.1(     1)  AAA 44.4(     4)  AGA 33.3(     3)
AUG 22.2(     2)  ACG 11.1(     1)  AAG 22.2(     2)  AGG 11.1(     1)

GUU 22.2(     2)  GCU 22.2(     2)  GAU 33.3(     3)  GGU 33.3(     3)
GUC 22.2(     2)  GCC  0.0(     0)  GAC 11.1(     1)  GGC  0.0(     0)
GUA 33.3(     3)  GCA  0.0(     0)  GAA 66.7(     6)  GGA 11.1(     1)
GUG  0.0(     0)  GCG  0.0(     0)  GAG 22.2(     2)  GGG  0.0(     0)

Coding GC 34.44% 1st letter GC 45.56% 2nd letter GC 28.89% 3rd letter GC 28.89%

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)
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