%I #23 Apr 09 2019 05:13:19
%S 4,0,2,2,2,2,4,2,3,0,2,6,1,2,0,4,2,6,6,4,0,4,1,0,2,0
%N Number of codons that code for an amino acid, listed in alphabetical order of their single-letter codes.
%C Note that Sum_{n=1..26} a(n) = 61 is the number of codons that are not ending signals (UAA, UAG and UGA). - _Jianing Song_, Apr 06 2019
%D Crick, Francis (1988). "Chapter 8: The genetic code". What mad pursuit: a personal view of scientific discovery. New York: Basic Books. pp. 89-101. ISBN 0-465-09138-5
%D Pamela K. Mulligan; King, Robert C.; Stansfield, William D. (2006). A dictionary of genetics. Oxford [Oxfordshire]: Oxford University Press. pp. 608. ISBN 0-19-530761-5.
%D Lewis, Ricki (2005). Human Genetics: Concepts and Applications (6th ed.). Boston, Mass: McGraw Hill. pp. 227-228. ISBN 0-07-111156-5.
%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Genetic_code">Genetic code</a>
%e a(1)= No. of codons coding for amino acid A (Ala): GCU, GCC, GCA, GCG.
%e a(2)= No. of codons coding for amino acid B (No such amino acid exist).
%e a(3)= No. of codons coding for amino acid C (Cys): UGU, UGC.
%e a(4)= No. of codons coding for amino acid D (Asp): GAU, GAC.
%e a(5)= No. of codons coding for amino acid E (Glu): GAA, GAG.
%e a(6)= No. of codons coding for amino acid F (Phe): UUU, UUC.
%e a(7)= No. of codons coding for amino acid G (Gly): GGU, GGC, GGA, GGG.
%e a(8)= No. of codons coding for amino acid H (His): CAU, CAC.
%e a(9)= No. of codons coding for amino acid I (Ile): AUU, AUC, AUA.
%e a(10)= No. of codons coding for amino acid J (Does not exist).
%e a(11)= No. of codons coding for amino acid K (Lys): AAA, AAG.
%e a(12)= No. of codons coding for amino acid L (Leu): UUA, UUG, CUU, CUC, CUA, CUG.
%e a(13)= No. of codons coding for amino acid M (Met): AUG.
%e a(14)= No. of codons coding for amino acid N (Asn): AAU, AAC.
%e a(15)= No. of codons coding for amino acid O (Does not exist).
%e a(16)= No. of codons coding for amino acid P (Pro): CCU, CCC, CCA, CCG.
%e a(17)= No. of codons coding for amino acid Q (Gln): CAA, CAG.
%e a(18)= No. of codons coding for amino acid R (Arg): CGU, CGC, CGA, CGG, AGA, AGG.
%e a(19)= No. of codons coding for amino acid S (Ser): UCU, UCC, UCA, UCG, AGU, AGC.
%e a(20)= No. of codons coding for amino acid T (Thr): ACU, ACC, ACA, ACG.
%e a(21)= No. of codons coding for amino acid U (Does not exist).
%e a(22)= No. of codons coding for amino acid V (Val): GUU, GUC, GUA, GUG.
%e a(23)= No. of codons coding for amino acid W (Trp): UGG.
%e a(24)= No. of codons coding for amino acid X (Does not exist).
%e a(25)= No. of codons coding for amino acid Y (Tyr): UAU, UAC.
%e a(26)= No. of codons coding for amino acid Z (Does not exist).
%Y Cf. A104155, A135024. [_Jonathan Vos Post_, Sep 22 2010]
%K nonn,word,fini,full
%O 1,1
%A Muskan Kukreja (mkukreja(AT)asu.edu), Sep 20 2010
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