Table 1.

Binding of MjaL1 to different RNA fragments

RNA	Description	Kd [M]
MjaL1mRNA-250	250 nt fragment of the MjaL1mRNA (22), comprising nucleotides −29 to +220, used as positive control	5.0 × 10−10
MjaL1mRNA-49	Figure 1B	5.2 × 10−10
MjaL1mRNA-38a	Figure 1B	5.8 × 10−10
MjaL1mRNA-38b	Figure 1B	4.9 × 10−10
MjaL1mRNA-30	Figure 1B	1.0 × 10−7
Mja16SrRNA	145 nt fragment of 16S rRNA (23) used as negative control	2.5 × 10−7

Binding was carried out in the presence of 350 mM KCl as described in Materials and Methods.