16S amplicon protocol

PCR specifications

Target Region and Size: V4 region (~292 bp)

Template Concentration: 30 ng/μL

Enzyme and Master mix: TaKaRa LA Taq (Cat. No. RR002A)

Primers

ID Primer sequence Length
V4_515F TCGTCGGCAGCGTCAGATGTGTATAAGAGACAGGTGYCAGCMGCCGCGGTAA 52
V4_806R GTCTCGTGGGCTCGGAGATGTGTATAAGAGACAGGGACTACNVGGGTWTCTAAT 54

PCR Mixture

Reagents Concentration 1 reaction (25 μL)
DNA Template 30 ng 1 μL
10X LA PCR Buffer 1X 2.5 μL
MgCl2 2.5 mM 2.5 μL
dNTPs 0.1 mM 1 μL
Forward Primer 0.4 pmol 1 μL
Reverse Primer 0.4 pmol 1 μL
Nuclease Free Water - 15.9 μL
Takara LA Taq 0.5 U 0.1 μL
Total - 25 μL

PCR Conditions

Step Temperature Time Cycle
1 95 °C 3 minutes 1
2 95 °C → 55 °C → 72 °C 30 sec → 30 sec → 30 sec 25
3 72 °C 5 minutes 1
4 20 °C -