Table 1.

Summary of the characteristics of the evaluated miRNA clusters

Clusters	miRNAs	Genomic position	Location	Strand	Size (bp)	No. of miRNAs	Size/no. of miRNAs (bp)
cl1.4	miR-181b-1-213	chr1:197094625–197094905	predicted gene	–	280	2	140
cl3.2	miR-15b-16-2	chr3:161605070–161605307	SMC4L1	+	237	2	118.5
cl7.1	miR-25-106b	chr7:99529119–99529633	MCM7	–	514	3	171
cl11.1	miR-192-194-2	chr11:64415185–64415487	predicted gene	–	302	2	151
cl13.1	miR-16-1-15a	chr13:49521110–49521338	DLEU2	–	228	2	114
cl13.2	miR-17-92a-1	chr13:90800860–90801646	mRNA	+	786	6	131
cl17.3	miR-451-144	chr17:24212513–24212762	EST	–	249	2	124.5
cl19.1	miR-23a-24-2	chr19:13808101–13808473	EST	–	372	3	124
cl19.2	miR-181c-181d	chr19:13846513–13846825	predicted gene	+	312	2	156
cl19.3	miR-99b-125a	chr19:56887677–56888404	intergenic	+	727	3	242
clX.5	miR-106a-363	chrX:133131074–133131974	intergenic	–	900	6	150

(−) Indicates that the miRNA cluster is located in the opposite orientation of the host gene.

Adapted from Muiños-Gimeno et al.⁵⁷