Kidd Lab 

Department of Genetics, Yale University

ALDH2 Exon 12 G1510A functional (Ex12c) Polymorphism

1. Polymerase Chain Reaction (PCR)

Template: Genomic DNA 100-200 ng/reaction volume of 10 µl

Primer 1.     TDI_EX12.1:     5'-CGA GTA CGG GCT GCA GGC ATA CAC T -3'            100 ng/reaction
Primer 2.     EX12R4 :         5'-CCC AGC AGG TCC CAC AaT CAC AG-3'                    100 ng/reaction

dNTPs: Final Concentration 170 µM each

Buffer: Final Concentration 2.5 mM MgCl2, 50 mM KCl, 15 mM Tris-HCl pH 8.0

Taq DNA Polymerase: 0.75 Units/reaction
                                 (Perkin-Elmer Amplitaq DNA polymerase 5 U/µl, Cat. No. N808-0145)

PCR Cycling Profile: 94oC (10')
                              94oC (15"), 58oC (15"), 72oC (15")  × 25 cycles
                              72oC (10')

Product size:
                    58 bp
 
 

2. Fluorescence Polarization method

2(1). Primer and dNTP degradation

Buffer: Final Concentration 5 mM MgCl2, 10 mM Tris-HCl pH 8.0

Alkaline phosphatase: Final concentration 14U/reaction

ExonucleaseI: Final concentration 1U/reaction

Incubation: 37°C (90')

2(2). SNP genotyping Assay

Buffer: Final Concentration 6.5 mM MgCl2, 26 mM Tris-HCl pH 9.5

Internal detection primer: Final concentration 8pmol

Dye-labeled ddNTP mix: Final concentration 2pmol

ThermoSequenase: Final concentration 0.64U/reaction

Single Base Extension Reaction: 94°C (1')
                                                 94oC (10"), 55oC (30"),   × 25 cycles
 
 

Kidd Lab Histograms for Allele Frequencies
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last modified: 07/29/2002