chloroplast Populus nigra [gbpln]: 1 CDS's (511 codons)
fields: [triplet] [frequency: per thousand] ([number]) 
UUU 62.6(    32)  UCU 33.3(    17)  UAU 47.0(    24)  UGU 11.7(     6)
UUC 19.6(    10)  UCC 15.7(     8)  UAC  9.8(     5)  UGC  5.9(     3)
UUA 45.0(    23)  UCA 27.4(    14)  UAA  2.0(     1)  UGA  0.0(     0)
UUG 29.4(    15)  UCG  3.9(     2)  UAG  0.0(     0)  UGG 11.7(     6)

CUU 25.4(    13)  CCU  7.8(     4)  CAU 33.3(    17)  CGU  7.8(     4)
CUC  5.9(     3)  CCC  7.8(     4)  CAC  3.9(     2)  CGC  3.9(     2)
CUA 15.7(     8)  CCA 11.7(     6)  CAA 27.4(    14)  CGA 21.5(    11)
CUG  5.9(     3)  CCG  3.9(     2)  CAG  3.9(     2)  CGG  5.9(     3)

AUU 48.9(    25)  ACU  5.9(     3)  AAU 39.1(    20)  AGU 17.6(     9)
AUC 15.7(     8)  ACC  2.0(     1)  AAC 13.7(     7)  AGC  3.9(     2)
AUA 25.4(    13)  ACA  9.8(     5)  AAA 52.8(    27)  AGA 19.6(    10)
AUG 15.7(     8)  ACG  5.9(     3)  AAG 19.6(    10)  AGG  3.9(     2)

GUU 11.7(     6)  GCU  7.8(     4)  GAU 29.4(    15)  GGU  3.9(     2)
GUC  9.8(     5)  GCC  3.9(     2)  GAC  9.8(     5)  GGC  2.0(     1)
GUA 21.5(    11)  GCA  7.8(     4)  GAA 27.4(    14)  GGA 11.7(     6)
GUG  7.8(     4)  GCG  0.0(     0)  GAG 23.5(    12)  GGG  5.9(     3)
Coding GC 31.57% 1st letter GC 37.57% 2nd letter GC 29.16% 3rd letter GC 27.98%
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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