#nexus

begin pmledata;
       dimensions nloci=3 npops=3; 
       format diploid missing=? separator=/ datapoint=standard;
       locusallelelabels 
              1 ADH,
	      2 LDH, 
	      3 MDH;
       matrix
       Pop_1: _1_ A/a b/b A/?
	      _2_ A/A b/? A/A
	      _3_ A/A B/b A/A
	      _4_ A/a B/B A/A
	      _5_ A/a B/B A/A,
       Pop_2: _1_ A/A B/B a/a
	      _2_ A/A B/b a/a
              _3_ A/a B/B a/a
	      _4_ A/a B/b a/a,
       Pop_3: _1_ A/A B/B B/B
	      _2_ A/A B/B B/B
              _3_ A/A C/C B/B
	      _4_ A/A C/c B/B;
end;