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Table 1 Komagataella phaffii strains used in this study, and numbers of SNPs identified on each chromosome relative to CBS7435

From: Genomic diversity and meiotic recombination among isolates of the biotech yeast Komagataella phaffii (Pichia pastoris)

Strain

NRRL strain number

CBS strain number

Source

SNP count relative to CBS7435

SNPs/kb

Chr. 1

Chr. 2

Chr. 3

Chr. 4

Total

Pp1

NRRL Y-12729

–

Unknown (received by NRRL from Guillermo Etienne Berumen, Instituto Mexicano del Petróleo)

2

0

1

0

3

0.00

Pp2

NRRL Y-17741

–

Emory oak (Quercus emoryi), Arizona, USA (W.T. Starmer)

12,330

11,279

11,295

8804

43,708

4.66

Pp3

NRRL Y-7556 (type strain)

CBS 2612 (type strain)

Black oak (Quercus kelloggii), California, USA (H.J. Phaff)

2

0

2

0

4

0.00

Pp4

NRRL YB-378

–

Elm (Ulmus americana), USA (L.J. Wickerham)

11,735

10,752

10,862

8489

41,838

4.46

Pp5

NRRL YB-4289

–

Black oak (Quercus kelloggii), California, USA (H.J. Phaff)

4188

4250

3486

3675

15,599

1.66

GS115

Derived from NRRL Y-11430 by mutagenesis (his4)

–

Commercial strain (Thermo Fisher Scientific)

21

12

22

14

69

0.01

CBS7435

NRRL Y-11430

CBS 7435

Genome reference strain. US patent granted to Phillips Petroleum.

n/a

n/a

n/a

n/a

n/a

n/a

  1. NRRL, Northern Regional Research Laboratory, US Department of Agriculture; CBS, Centraalbureau voor Schimmelcultures (Westerdijk Institute), The Netherlands