No Gene Gene ID Chromosome location Start position in scaffold Genomics sequence length (bp) CDS sequence length (bp) Amino acid  sequence length (aa) No of exons CDS identity (%) Amino acid identity (%) Duplication time (MYA) Ks
SAD family
1* SAD2-1 Lus10027486 scaffold96 (LG10) 605098 2,515 1,191 396 3 97.1 99.5 7.4 0.096
2* SAD2-2 Lus10039241 scaffold33 (LG11) 150467 2,519 1,191 396 3        
3 SAD3-1 Lus10018926 scaffold103 (LG1) 558807 2,096 1,185 394 3 95.3 96.4 12.5 0.163
4 SAD3-2 Lus10028627 scaffold346 (LG14) 461462 1,894 1,107 368 3        
FAD2 family        
1* FAD2a-1 Lus10012007+ Lus10012008 scaffold931 (LG1) 161638 1,137 1,137 378 1 99.8 100 0.6 0.008
2* FAD2a-2 Lus10029283+
Lus10029284
scaffold360 (LG1) 463408 1,137 1,137 378 1        
3 FAD2b-1 Lus10021051 scaffold155 (LG8) 296486 1,149 1,149 382 1 95.7 99.5 3.8 0.050
4 FAD2b-2 Lus10004175 scaffold2404 (LG6) 134640 1,149 1,149 382 1        
5 FAD2c-1 Lus10021050 scaffold155 (LG8) 286964 1,143 1,143 380 1 89.7 91.1 17.8 0.232
6 FAD2c-2 Lus10004176 scaffold2404 (LG6) 141984 1,119 1,119 372 1        
7 FAD2d-1 Lus10021049 scaffold155 (LG8) 283912 1,155 1,155 384 1 91.1 92.7 12.2 0.159
8 FAD2d-2 Lus10004177 scaffold2404 (LG6) 144905 1,125 1,125 374 1        
9 FAD2e-1 Lus10021048 scaffold155 (LG8) 278212 516 516 171 1 40.3 42.1 9.4 0.122
10 FAD2e-2 Lus10004178 scaffold2404 (LG6) 150204 1,864 1,864 392 3        
11 FAD2f-1 Lus10021047 scaffold155 (LG8) 272730 1,146 1,146 381 1 92.7 95.8 7.7 0.100
12 FAD2f-2 Lus10004180 scaffold2404 (LG6) 158962 1,146 1,146 381 1        
13 FAD2g-1 Lus10021046 scaffold155 (LG8) 270018 1,125 1,125 374 1 90.5 91.9 3.7 0.048
14 FAD2g-2 Lus10004181 scaffold2404 (LG6) 161731 1,146 1,146 381 1        
15 FAD2h Lus10021045 scaffold155 (LG8) 265986 1,110 1,110 369 1        
FAD3 family        
1* FAD3a Lus10038321 scaffold28 (LG7) 701556 3,208 1,179 392 6 94.8 93.9 8.6 0.112
2* FAD3b Lus10036184 scaffold27 (LG12) 60680 2,989 1,176 391 6        
3* FAD3c-1 Lus10040660 scaffold 156 (LG3) 906049 2,080 1,179 392 7 95.4 97.2 7.7 0.100
4 FAD3c-2 Lus10018245 scaffold183 (LG12) 202288 2,039 1,161 386 7        
5 FAD3d-1 Lus10027809 scaffold1143 (LG1) 472802 2,106 1,359 452 8 80.4 81.4 6.2 0.081
6 FAD3d-2 Lus10005039 scaffold1982 44775 1,851 1,122 373 8        
*Previously identified genes. Corrected length.
Table 2: Genes related to the fatty acid desaturation including SAD, FAD2 and FAD3 gene families identified in flax cv. CDC Bethune.