Table 5.1 Gene common among three symbiosis islands ofM. lotistrains
Function Operon or gene MAFF303099 Other position R7A NZP2037
Symbiosis
island
Symbiosis
island
Symbiosis
island
Nodulation gene
nodS–nodA–
nodC–nodI–
nodJ–nolO
mlr6161,
mlr8755–
mlr6171
ML0135,
ML0133–
ML0129
mln393–
mln398
nodB–nodD–
nolL–nodD
mlr6175,
mll6179,
mlr8757,
mlr6182
ML0126,
ML0122,
ML0120,
ML0119
mln403,
mln412,
mln414,
mln416
nodM mlr6386 ML0038 mln475
noeK–noeJ mlr5801,
mlr5802
ML0396,
ML0395
mln038–
mln039
nodZ–noeL–
nolK
mlr5848,
mlr5849,
mlr8749
ML0366–
ML0364
mln078–
mln080
Nitrogenfixation genes
nifHDKEX mlr5905–
mlr5909
ML0303–
ML0298
mln124–
mln129
nifB–fdxN–
nifZ–fixU
mll5855–
mll5852
ML0358–
ML0361
mln085–
mln082
nifA mll5837,
mll5857
ML0372,
ML0357
mln086,
mln072
nifSW mll5865–
mll5864
ML0351–
ML0352
mln092–
mln091
fdxB–nifQ mlr5869–
mlr5871
ML0347–
ML0346
mln096–
mln097
fixABCX mll5862–
msl5859
ML0358–
ML0361
mln090–
mln087
fixNOPQ mlr6411–
mlr6414
ML0017–
ML0014
mln497–
mln500
fixGHIS mlr6415–
msr6418
ML0013–
ML0010
mln501–
mln504
Conjugative transfer genes
trbBCDEJLFGI mlr6397–
mlr6405
ML0030–
ML0022
mln484–
mln492
traG mlr6395 ML0032 mln482
rdfS–traF–rlxS msr6186,
mlr6188,
mlr6189
ML0113–
ML0111
mln422
ardC mlr6154 ML0157 mln380
traI1 mlr6103,
mlr6385
ML0178,
ML0039
mln474
traRI2, qseM, mlr6102 ML0179 mln276,
mln277
(continued)
48 K. Saeki and C.W. Ronson