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Table 1 Meiosis I and Meiosis II phenotypes in the pans1 mutant

From: PATRONUS1 is expressed in meiotic prophase I to regulate centromeric cohesion in Arabidopsis and shows synthetic lethality with OSD1

Stage

Phenotype

Wild Type

pans1 mutant

Metaphase I

univalents

0/30

5/32 = 15 %

Metaphase I

Splitting of sister centromere FISH signal

0/28

8/38 = 21 %

Metaphase II

Separated sister chromatids

0/8

86/86 = 100 %