Table 1.

Crystal structures used for comparison

No.	Complex	Ref.	Resolution	O/C	Color
I	rC:ATP:PKI(5–24)	(7)	2.2 Å	C	Red
II	rC:ADP:PKS(5–24AS)	(30)	2.25 Å	C	Purple
III	rC:adenosine:PKI(5–24)	(29)	2.2 Å	C	Yellow
IV	rC:PKS(5–24AS)-(P)	(30)	2.2 Å	C	Blue
V	rC:PKI(5–24)	(28)	2.0 Å	C	Turquoise
VI	mC:AMPPNP:PKI(5–24)	(8)	2.0 Å	C
VII	mC:PKI(5–22)*	(6)	2.9 Å	O

Closed and open conformations are designated as C and O. The colors codes are used for Figs. 4 and 7. PKS, protein kinase substrate. 

^*This peptide was iodinated on Tyr-11.