1 4
a c g t
    3.182348e-01    1.817346e-01    1.817271e-01    3.183035e-01
	    3.182348e-01     1.817346e-01     1.817271e-01     3.183035e-01
	    3.182348e-01     1.817346e-01     1.817271e-01     3.183035e-01
	    3.182348e-01     1.817346e-01     1.817271e-01     3.183035e-01
	    3.182348e-01     1.817346e-01     1.817271e-01     3.183035e-01
log-prob:	-1.4041115732650633e+09