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Table 4 Distribution and frequency of simple sequence repeats (SSRs) detected in different plant species

From: An overview of the Phalaenopsisorchid genome through BAC end sequence analysis

  A. thaliana B. napus M. acuminata O. sativa P. equestris V. vinifera Z. mays
No. of BESs 26,068 88,825 6,376 78,427 5,506 31,907 54,960
Total sequence length (bp) 13,987,589 39,551,595 4,517,901 69,423,321 4,520,220 18,117,956 37,410,959
Mononucleotides 40.3 (878) 7.5 (320) 0.8 (6) 9.1 (696) 29.9a (284)b 6.0 (188) 7.2 (167)
Dinucleotides 13.1 (285) 36.2 (1,551) 47.7 (350) 19.9 (1,531) 34.3 (326) 28.0 (881) 15.4 (358)
Trinucleotides 21.2 (462) 20.4 (876) 20.6 (151) 28.9 (2,219) 11.0 (104) 18.7 (586) 35.7 (831)
Tetranucleotides 3.9 (84) 6.9 (294) 9.0 (66) 10.2 (783) 5.3 (50) 14.9 (467) 8.3 (193)
Pentanucleotides 15.3 (333) 21.2 (911) 13.1 (96) 21.4 (1,642) 13.5 (128) 21.4 (673) 21.6 (504)
Hexanucleotides 6.3 (137) 7.9 (338) 8.9 (65) 10.5 (804) 6.1 (58) 11.0 (347) 11.9 (276)
Total SSRs 2,179 4,290 734 7,675 950 3,142 2,329
SSR frequencyc 6.4 9.2 6.2 9 4.8 5.8 16.1
Most frequent SSR motif A/T AT/TA AT/TA CCG/CGG A/T AT/TA AGC/GCT
  1. a Percentage of SSRs in each category
  2. b Number of SSRs in each category
  3. c Average estimated distance between SSRs (kb)