Domain	Number of genes
wrt-8	1
wrt-9	1
WRW	3
WSC	56
WSD	9
WS_DGAT_C	7
wsp-1	1
Wtap	2
wts-1	1
wve-1	1
WW	119
WWbp	2
WWE	50
WWOX	4
wwp-1	1
Wyosine_form	5
Xan_ur_permease	23
XAP5	7
xbp-1	1
xbx-1	1