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Table 1 Characteristics of the chromosomal distributions of 5S rDNA sites in diploid genomes of cichlids*

From: Evolutionary dynamics of rRNA gene clusters in cichlid fish

  African Neotropical Asiatic Total
Number of genomes analyzed 24** 22 01 47**
Number of sites 74 50 02 126
Average per genome 3.1 2.3 2.0 2.7
Telo/acrocentric (t/a) 42 42 02 86
Meta/submetacentric (m/sm) 32 08 00 40
Proximal (p) 50 04 00 54
Interstitial (i) 20 38 02 60
Terminal (t) 04 08 00 12
Long arm (L) 20 42 02 64
Short arm (S) 08 08 00 16
Closely associated to centromeric regions (CC) 46 00 00 46
  1. *The species Astatotilapia latifasciata and Laetacara dorsigera were excluded due to their atypical number of 5S rDNA clusters; **Includes the polymorphic conditions detected.