TABLE 4

Chromosome pairing and synapsis in mum2 mutants

Strain/relevant
genotype
Time in
meiosis (hr)
No. of nuclei with paired
chromosome(s)
Nuclei with paired FISH signals (%)
IVIIV + INonhomologousHomologousa
A. Homologous pairing
Y1541 MUM20280510 (50)
57138235 (52)
92739485 (51)
108737281 (55)
Y1542 mum20697314 (104)
510195419 (101)
9121230240 (104)
1020636052 (94)
Stain/relevant
genotype
No signalWeak signal/dotsOblong signals/
short linear
SC
B. Zip1 staining at 10 hr
Y1541 MUM225163029 (100)
Y1542 mum23529306 (100)
  • a Numbers in parentheses represent the total number of nuclei examined.