Highly syntenic regions in the genomes of soybean, Medicago truncatula, and Arabidopsis thaliana

BMC Plant Biology

Table 1 Sequence accession, contig, and map positions

Synteny Block	Species	Homoeolog	Sequence assembly	Genbank accession or Arabidopsis gene numbers¹	Orientation	Contig²	length (kbp)	chromosome	Position³	Anchoring marker
1a	M. truncatula	Mt		AC141115.22	+	246	126
1a	Soybean	Gm		AX196294.1	-		127	G	5.8	B053_1⁴
1a	A. thaliana	At4			+		30	4	18.4
1b	M. truncatula	Mt	top	AC149303.10	-	945	141	4	32.5	DK379L^5,7
1b	M. truncatula	Mt	bottom	CR378662.1^a	+	1072	119	3	59
1b	M. truncatula	Mt	bottom	CR937029.1^a	-	1072	112	3	59	h2_105b15c, h2_6m1c⁶
1b	M. truncatula	Mt	bottom	AC142498.20	-	1072	114	3	59
1b	Soybean	Gm		AX196295.1	+		336	G	3.9–4.5	Sat_168, Satt309⁴
1b	A. thaliana	At2_1i		At2g40130-At2g40400	-		107	2	16.8
1b	A. thaliana	At5_1ii		At5g05350-At5g05600	+		89	5	1.6
1b	A. thaliana	At3_1iii		At3g55970-At3g56140	-		66	3	20.8
1b	A. thaliana	At3_1iv		At3g10980-At3g11180	+		69	3	3.4
2	M. truncatula	Mt_2i		AC146585.18^b	-	273	125	4	58.7
2	M. truncatula	Mt_2i		AY224188.1^b	+		99	4	58.7
2	M. truncatula	Mt_2i		AC145021.13^c	-	114	120	4	58.7	EST948⁵
2	M. truncatula	Mt_2i		AC130798.14^c	+	114	92	4	58.7
2	Soybean			AX196297.1^d	+		350	A2	48.8	I⁴
2	Soybean			AX197417.1^d	+		214	A2	48.8	I⁴
2	M. truncatula	Mt_2ii		AC146706.8^e	+	1132	107	3	64.2	h2_108g5a⁶
2	M. truncatula	Mt_2ii		AY224189.1^e	-		68	3	67.6	AY_224189_a⁶
2	M. truncatula	Mt_2ii		AC146705.11^e	+	1132	120	3	63.5	h2_101f3d⁶
2	M. truncatula	Mt_2ii		AC146683.9^e	-	1132	131	3	63.5
2	A. thaliana	At4_2i		At4g13600-At4g14200	-		278	4	7.9
2	A. thaliana	At3_2ii		At3g23670-At3g24000	+		156	3	8.5

¹ Letters denote groups of sequence accessions that overlap
² Physical contig number [33]
³ Measured in cM for soybean and M. truncatula and in Mb for A. thaliana
⁴ [72]
⁵ [33]
⁶ Denny et al., unpublished
⁷ Marker is from BAC Mth2-31m16, which is adjacent in the contig but not overlapping

ISSN: 1471-2229