Domain	Number of genes
21ur-3987	1
21ur-3988	1
21ur-3989	1
21ur-399	1
21ur-3990	1
21ur-3991	1
21ur-3992	1
21ur-3993	1
21ur-3994	1
21ur-3995	1
21ur-3996	1
21ur-3997	1
21ur-3998	1
21ur-3999	1
21ur-4	1
21ur-40	1
21ur-400	1
21ur-4000	1
21ur-4001	1
21ur-4002	1