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
5272250	G	T	False	1	0.211	0.134	0.228	False	False	0.21/19	0.14/28	0.14/14	0.14/14	0.09/11	0.24/25	0.28/18	0.20/15	0.19/21