TABLE 1.

Coding DNA sequence polymorphism patterns among Sorghum halepense, its progenitors S. propinquum and wild S. bicolor, an elite domesticated S. bicolor, and the outgroup S. timorense (x indicates sequence divergence, o indicates correspondence).

Pattern	Number	Percentage (excluding pattern 16)	S. timorense	S. propinquum	S. bicolor (wild forms)	S. bicolor (reference genome)	Hypothesized interpretation
1	335775	67.1	X	X	X	X	Novel SH alleles
2	1259	0.3	X	X	X	O	Possible introgression from cultivated S. bicolor
3	1897	0.4	O	X	X	O	Same as #2
4	29096	5.8	O	X	X	X	Alleles reflecting para-eusorghum divergence
5	1250	0.2	X	O	X	O	No clear inference
6	23776	4.8	X	O	X	X	SP-specific alleles
7	7160	1.4	O	O	X	X	Same as #6
8	37532	7.5	O	X	O	O	Wild SB-specific alleles
9	13691	2.7	X	X	O	O	Same as #8
10	1652	0.3	O	X	O	X	Wild SB-specific alleles changed by domestication
11	5527	1.1	X	X	O	X	Same as #10
12	1221	0.2	X	O	O	X	Ancestral eusorghum alleles changed by domestication
13	34862	7.0	X	O	O	O	Ancestral eusorghum alleles
14	675	0.1	O	O	O	X	Ancestral para-eusorghum alleles changed by domestication
15	4930	1.0	O	O	X	O	No clear inference
16*	83100247		O	O	O	O	Conserved ancestral para-eusorghum alleles
	*Calculation of the number of pattern 16
	41800275		(a) Total CDS length of S. bicolor (improved forms)
	83600550		(b) Inferred total CDS length of S. halepense (2X CDS length of S. bicolor)
	500303		(c) Number of alleles which were not strictly conserved (sum of patterns 1 to 15)
	83100247		(d) b-c = number of pattern 16