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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Am J Geriatr Psychiatry. 2013 Sep 8;22(10):971–979. doi: 10.1016/j.jagp.2013.07.003

Table 1.

Serotonin transporter and receptor polymorphisms and genetic groupings.

Chromosome Polymorphism rs number Genotypes (n) High-exp genotype Allele Freq

5 HTR1A (C-1019G) rs6295 CC (33) CC C .48
CG (79) G .52
GG (38)

13 HTR2A (G-1438A) rs6311 GG (52) G .58
GA (70) A .42
AA (27) AA

17 5-HTT triallelic haplotype 5HTTLPR+rs25531 LA0 (44) L .57
LA1 (54) L+A S .43
LA2 (35) A .89
G .11