Table 1 Restriction enzymes for validation of seven SARS-CoV-2 plasmids

From: Engineering SARS-CoV-2 using a reverse genetic system

Plasmid

Restriction enzyme(s)

DNA fragments with expected size

pUC57-CoV-2-F1

BsaI

3,644 bp (F1)a + 1,367 bp + 1,366 bp

pCC1-CoV-2-F2

BsaI

6,466 bp + 3,886 bp (F2)a + 1,344 bp

pCC1-CoV-2-F3

BsaI

6,466 bp + 4,480 bp (F3)a + 1,344 bp

pUC57-CoV-2-F4

BsaI

5,607 bp (F4)a + 1,367 bp + 1,366 bp

pUC57-CoV-2-F5

Esp3I and PvuI

4,457 bp (F5)a + 1,674 bp + 620 bp + 234 bp + 161 bp+ 42 bp

pUC57-CoV-2-F6

Esp3I and PvuI

4,284 bp (F6)a + 1,674 bp + 620 bp + 234 bp + 161 bp+ 42 bp

pCC1-CoV-2-F7

Esp3I and SnaBI

3,563 bp (F7)a + 2,522 bp + 2,395 bp + 1,689 bp + 651 bp + 553 bp

  1. aFragment of SARS-CoV-2 genome.