Domain	Number of genes
Y40B1B.3	1
Y40C5A.3	1
Y40C5A.4	1
Y40C5A.5	1
Y40C7B.2	1
Y40D12A.1	1
Y40H7A.13	1
Y40H7A.16	1
Y40H7A.193	1
Y40H7A.4	1
Y41C4A.12	1
Y41C4A.3	1
Y41D4A.4	1
Y41D4A.6	1
Y41D4A.7	1
Y41D4B.11	1
Y41D4B.2	1
Y41D4B.22	1
Y41D4B.23	1
Y41D4B.3	1