TABLE 4.
Chromosome copy number in nine different S. pastorianus strainsa
| Species and chromosomeb | Size (kb) | Chromosome copy no. |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Group II |
Group I |
|||||||||
| CBS1483 (47.5)b | WS34/70 karyotype isolates |
Industrial lager strains |
||||||||
| A1 (50.5) | A1+B11 (56.0) | A2 (53.5) | Spy2 (39.1) | Spy1 (56.9) | CBS1260 (35.7) | CBS1513 (33.6) | CBS1503 (34.1) | |||
| S. cerevisiae | ||||||||||
| CHRI | 179 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 |
| CHRII | 780 | 3 | 3 | 3 | 3 | 2 | 3 | 2 | 1 | 1 |
| CHRIII | 300 | 0 | 1.5 | 1 | 2 | 0 | 2 | 0 | 0 | 0 |
| CHRIV | 1,464 | 3 | 2 | 3 | 3 | 2 | 3 | 2 | 1 | 1 |
| CHRV | 572 | 3 | 2 | 3 | 2 | 1 | 3 | 0 | 1 | 0 |
| CHRVI | 260 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 0 | 0 |
| CHRVII | 1,050 | 1 | 3 | 2 | 3 | 1 | 2.75 | 2 | 1 | 0 |
| CHRVIII | 504 | 5 | 3 | 3 | 4 | 2 | 3 | 2 | 1 | 1 |
| CHRIX | 398 | 3 | 4 | 5 | 4 | 3 | 3 | 0 | 1 | 2 |
| CHRX | 750 | 2 | 3 | 3 | 3 | 2 | 1 | 2 | 1 | 1 |
| CHRXI | 639 | 2 | 3 | 3 | 3 | 1 | 2 | 2 | 0 | 1 |
| CHRXII | 983 | 2 | 2 | 3 | 2 | 2 | 3 | 1.5 | 0 | 0 |
| CHRXIII | 918 | 2 | 2 | 3 | 3 | 1 | 3 | 1 | 1 | 1 |
| CHRXIV | 758 | 2.25 | 3 | 3 | 3 | 2 | 2.25 | 2 | 1 | 0 |
| CHRX | 1,032 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 |
| CHRXIV | 914 | 2 | 2 | 3 | 2 | 3 | 3 | 1 | 1 | 0 |
| S. eubayanus and hybridc | ||||||||||
| SeubCHRI | 149 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 1 |
| SeubCHRII to SeubCHRIV | 1,265 | 1 | 2 | 2 | 2 | 1.75 | 2 | 1 | 2 | 2 |
| SeubCHRIII-ScCHRIII | 295 | 4 | 3 | 4 | 3 | 4 | 3 | 2 | 1 | 1 |
| SeubCHRIV and SeubCHRII | 984 | 1 | 2 | 2 | 2 | 1 | 2 | 1 | 2 | 2 |
| SeubCHRV | 546 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 3 |
| SeubCHRVI | 253 | 3 | 3 | 2 | 3 | 1 | 3 | 2 | 3 | 3 |
| SeubCHRVII and ScCHRVII | 1,044 | 3 | 2 | 2 | 1 | 2 | 2 | 1 | 2 | 3 |
| SeubCHRVIII to SeubCHRXV | 804 | 1 | 2 | 2 | 2 | 1 | 2 | 1 | 2 | 2 |
| SeubCHRXI | 393 | 2 | 1 | 1 | 1 | 1 | 2 | 3 | 2 | 1 |
| SeubCHRX | 650 | 1 | 1 | 3 | 1 | 1.25 | 4 | 1 | 2 | 2 |
| SeubCHRXI | 652 | 2 | 2 | 2 | 2 | 2 | 3 | 2.75 | 3 | 2.5 |
| SeubCHRXII | 1,036 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 3 | 3 |
| SeubCHRXIII | 925 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| SeubCHRXIV | 757 | 2 | 2 | 2 | 2 | 2 | 3 | 1 | 2 | 3 |
| SeubCHRXV and SeubCHRVIII | 748 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 2 | 2 |
| SeubCHRVI | 910 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 3 |
| Total | 68.25 | 70.5 | 77 | 75 | 49.25 | 79 | 55 | 45 | 46.5 | |
a
The chromosome copy number was quantified by Magnolya.
b
The values in parentheses are the total genome size (in megabases).
c
Seub, S. eubayanus; Sc, S. cerevisiae.