Table 2. Kr expansion in bcd cooperativity mutants.

Maternal genotype*	Anterior border of Kr domain,† % (n)‡	Posterior border of Kr domain,† % (n)‡
W1118	57.34 ± 1.56 (11)	42.29 ± 0.97 (11)
bcdE1/+	63.5 ± 2.38 (15)	47.65 ± 2.56 (15)
bcdWT (1×)	63.97 ± 2.79 (44)	46.04 ± 1.88 (44)
bcdK57R (1×)	70.08 ± 2.97 (15)	47.34 ± 3.76 (15)
bcdK57R (2×)	62.6 ± 4.66 (23)	44.54 ± 3.31 (23)
bcdS35T (1×)	66.45 ± 3.02 (44)	47.0 ± 2.14 (44)

Results are ± standard deviation from the mean.

^*Relevant genotype as in Table 1

^†Percent egg length, measured from the posterior

^‡n, total number of embryos scored