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Table 1 Genotype and allele frequencies of SNPs in each gene in the Screening Sample Set (100 cases and 100 controls)

From: Association study of polymorphisms in the neutral amino acid transporter genes SLC1A4, SLC1A5 and the glycine transporter genes SLC6A5, SLC6A9with schizophrenia

Genes Polymorphism Genotype count P* Allele frequency (%) P**
SLC1A4 SNP1 A/A A/G G/G   A G  
  Schizophrenics 71 25 4 0.296 83.5 16.5 0.251
  Controls 61 35 4   78.5 21.5  
  SNP2 C/C C/G G/G   C G  
  Schizophrenics 12 35 53 0.090 29.5 70.5 0.021
  Controls 6 27 67   19.5 80.5  
  SNP3 A/A A/G G/G   A G  
  Schizophrenics 53 35 12 0.117 70.5 29.5 0.029
  Controls 67 26 7   80 20  
  SNP4 A/A A/G G/G   A G  
  Schizophrenics 25 45 30 0.315 47.5 52.5 0.547
  Controls 17 54 29   44 56  
  SNP5 C/C C/T T/T   C T  
  Schizophrenics 64 33 3 0.778 80.5 19.5 0.605
  Controls 68 30 2   83 17  
  SNP6 A/A A/G G/G   A G  
  Schizophrenics 1 22 77 0.096 12 88 0.123
  Controls 7 22 71   18 82  
  SNP7 C/C C/T T/T   C T  
  Schizophrenics 23 42 35 0.194 44 56 0.316
  Controls 23 53 24   49.5 50.5  
SLC1A5 SNP1 A/A A/G G/G   A G  
  Schizophrenics 63 26 11 0.172 76.0 24.0 0.813
  Controls 60 35 5   77.5 22.5  
  SNP2 C/C C/G G/G   C G  
  Schizophrenics 36 45 19 0.964 58.5 41.5 0.839
  Controls 37 46 17   60.0 40.0  
  SNP3 C/C C/T T/T   C T  
  Schizophrenics 11 34 55 0.816 28.0 72.0 > 0.999
  Controls 9 37 54   27.5 72.5  
  SNP4 C/C C/T T/T   C T  
  Schizophrenics 51 40 9 0.819 71.0 29.0 > 0.999
  Controls 52 37 11   70.5 29.5  
  SNP5 C/C C/T T/T   C T  
  Schizophrenics 51 41 8 0.775 71.5 28.5 1.000
  Controls 53 37 10   71.5 28.5  
SLC6A5 SNP1 A/A A/G G/G   A G  
  Schizophrenics 17 65 18 0.009 49.5 50.5 0.109
  Controls 35 46 19   58.0 42.0  
  SNP2 C/C C/T T/T   C T  
  Schizophrenics 20 64 16 0.022 52.0 48.0 0.107
  Controls 37 47 16   60.5 39.5  
  SNP3 C/C C/T T/T   C T  
  Schizophrenics 50 40 10 0.757 70.0 30.0 0.666
  Controls 45 45 10   67.5 32.5  
  SNP4 A/A A/G G/G   A G  
  Schizophrenics 6 40 54 0.332 26.0 74.0 0.375
  Controls 12 37 51   30.5 69.5  
  SNP5 C/C C/G G/G   C G  
  Schizophrenics 39 48 13 0.882 63.0 37.0 > 0.999
  Controls 40 45 15   62.5 37.5  
  SNP6 C/C C/G G/G   C G  
  Schizophrenics 10 43 47 0.783 31.5 68.5 0.595
  Controls 13 43 44   34.5 65.5  
SLC6A9 SNP1 C/C C/T T/T   C T  
  Schizophrenics 32 48 20 0.987 56.0 44.0 > 0.999
  Controls 31 49 20   55.5 44.5  
  SNP2 A/A A/G G/G   A G  
  Schizophrenics 7 32 61 0.988 23.0 77.0 > 0.999
  Controls 7 31 62   22.5 77.5  
  SNP3 A/A A/G G/G   A G  
  Schizophrenics 6 31 63 0.830 21.5 78.5 0.720
  Controls 6 35 59   23.5 76.5  
  1. *Fisher's exact probability tests, case vs. control (2 × 3).
  2. **Fisher's exact probability tests, case vs. control (2 × 2).