pos	ref	alt	in_target	n_oysters_with_alt	alt_freq_Pum	alt_freq_Qui	alt_freq_Rio	pop_differentiated	cpg_destroying	Pum1	Qui1	Qui2	Qui3	Qui4	Rio1	Rio2	Rio3	Rio4
77136840	T	A	False	3	0.0	0.0	0.328	False	False	0.00/11	0.00/14	0.00/18	0.00/9	0.00/14	0.35/20	0.35/17	0.14/14	0.46/13
77136846	C	T	True	4	0.0	0.0	0.568	True	True	0.00/6	0.00/4	0.00/9	0.00/7	0.00/7	0.64/11	0.60/10	0.29/7	0.67/9