86B15

91B12

52O15

94B05

90F15

86A03

68N07

80N03

y

y t

yt

t

t

y

y

y

y

t

t

y

y

t

y

t

y

t

80D12

77J06

77J06

91A06

57A03

y t

65F21x x

210 kb

225 kb

220 kb

180 kb

225 kb

49A10

y t

yt

Figure s2. The working map indicating the overlaps through cross amplification. Lines indicate the extension of selected BAC clones. Vertical arrows indicate the successful amplification of the primers from the BAC end sequence (arrow root end) using the BAC glycerol stock as template (point end)