Insight into transcription factor gene duplication from Caenorhabditis elegans Promoterome-driven expression patterns

Table 2 The proportion of C. elegans genes, with a C. briggsae orthologue, in each transcription factor gene family.

Transcription factor family	Number of C. elegans genes	Number of C. elegans genes with C. briggsae orthologues	Percentage of C. elegans genes with C. briggsae orthologues
HD – NK	18	18	100
HD – HOX	14	14	100
HMG box	13	13	100
HD – LIM	7	7	100
HD – SIX	4	4	100
ZF – FLYWCH	4	4	100
WH – TDP	3	3	100
ZF – THAP	3	3	100
HD – PRD	12	11	92
ZF – C2H2 – 3 fingers	34	31	91
ZF – C2H2 – 5 fingers	11	10	91
CBF	9	8	89
ZF – DHHC	15	13	87
MH1	7	6	86
ZF – CCCH	7	6	86
bHLH	37	31	84
ZF – BED	6	5	83
ZF – C2H2 – 4 fingers	16	13	81
bZip	31	25	81
WH – Fork Head	15	12	80
WH – ETS	10	8	80
COLD BOX	5	4	80
HD – TALE	5	4	80
ZF – C2H2 – 7 fingers	5	4	80
ZF – DM	9	7	78
MADF	8	6	75
AP-2	4	3	75
HD – POU	4	3	75
ZF – C2H2 – 1 finger	80	59	74
ZF – C2H2 – 2 fingers	33	24	73
MYB	7	5	71
ZF – GATA	10	7	70
AT Hook	13	9	69
ZF – C2H2 – 6 fingers	13	9	69
ZF – NHR	272	150	55
WH	4	2	50
T-box	21	10	48
HD – CUT	7	3	43
HD	12	4	33

ISSN: 1471-2164