Table 1.

RuBP levels in wild-type and transgenic plants

Plant	RuBP, nmol per mg of protein
	High light	15 min of low light	60 min of low light
Exp. 1
Wild type	13.0  ± 1.7	5.7  ± 0.8	9.9  ± 1.6
43-kDa	14.1  ± 4.5	2.0  ± 1.0	1.4  ± 0.3
Exp. 2
Wild type	7.8  ± 0.5	1.4  ± 0.1	3.2  ± 0.8
43-kDa	7.4  ± 1.2	1.1  ± 0.4	0.7  ± 0.3
46-kDa	23.4  ± 4.6	5.0  ± 3.0	14.2  ± 4.1
rca	28.7  ± 4.0	10.1  ± 3.7	18.9  ± 5.2

Rubisco binding site level was 4.5 ± 0.3 nmol per mg of protein. Data are means and SE for three or more replicates.