circular	auto	sex	NCBI	UCSC	Ensembl
F	T	F	I	chrI	I
F	T	F	II	chrII	II
F	T	F	III	chrIII	III
F	T	F	IV	chrIV	IV
F	T	F	V	chrV	V
F	F	T	X	chrX	X
T	T	F	MT	chrM	MtDNA
