Domain	Number of genes
YBX2	1
YBX3	1
YccF	2
YccV-like	15
YceG	1
YchF-GTPase_C	7
Ydc2-catalyt	1
YdjC	4
YdjM	1
Ydr279_N	3
YEATS	19
YES1	1
YgbB	1
YhcG_C	1
YhhN	13
YHS	1
YHYH	8
YidC_periplas	2
YidD	1
yif-1	1