Tandemly Arrayed Genes in Vertebrate Genomes

Table 1

Numbers of nuclear genes in genomes of species utilized. ^*TAGs are defined as having zero or one spacer gene.

Species	Genes	Annotated genes	Gene families	Annotated genes in families	TAGs^*	%TAGs^* in duplicated genes	%TAGs^* in the genome
Human	31185	31126	3617	14473	3394	23.5%	10.9%
Chimp	25510	24522	3262	12376	2686	21.7%	11.0%
Macaca	27429	25990	3543	14439	3371	23.3%	13.0%
Mouse	27964	27736	3645	16091	4984	31.0%	18.0%
Rat	27233	27194	3510	16446	4712	28.7%	17.3%
Cattle	25977	17895	2616	9146	1779	19.5%	9.9%
Dog	22800	22257	3160	11480	2067	18.0%	9.3%
Opossum	21288	19598	3101	12195	3438	28.2%	17.5%
Chicken	19399	15966	2297	7199	1433	19.9%	9.0%
Zebrafish	28506	27457	4127	20187	4729	23.4%	17.2%
Tetraodon	28510	15552	2654	9702	3332	34.3%	21.4%