Table 1 Crosstable of genotype calls from the two sequenced PK15 samples (the university lab sample in rows and the ATCC sample in columns) for biallelic SNPs and insertions/deletions

PK15 ATCC genotype

PK15 U.Lab genotype

missing

REF/REF

REF/ALT

ALT/ALT

 missing

21,086

39,888

 REF/REF

227,593

16,616

 REF/ALT

3,128

304,405

4,554,040

216,423

 ALT/ALT

10,482

7,046

62,113

3,565,539

Insertions/deletions

PK15 ATCC genotype

PK15 U.Lab genotype

missing

REF/REF

REF/ALT

ALT/ALT

 missing

35,363

63,242

 REF/REF

117,506

36,548

 REF/ALT

7,475

59,102

1,036,901

81,673

 ALT/ALT

7,810

4,867

44,000

1,143,438