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Table 2 The similarity of the deduced amino acid sequences of αCENH3 and βCENH3

From: The origin and evolution of a two-component system of paralogous genes encoding the centromeric histone CENH3 in cereals

Species

Tribe

Similarity of protein copies, %

Similarity of NTTs, %

Similarity

of HFDs, %

Stipa sibirica

Stipa breviflora

Stipeae

77.5

75.2

64.9

58.4

87.5

89.8

Brachypodium sylvaticum

Brachypodieae

70.4

52.9

83.5

Lolium perenne

Poeae

69.0

42.7

90.2

Dactylis glomerata

Poeae

71.7

50.7

87.8

Avena sativa β1*

β2

Poeae

65.7

66.1

42.7

55.6

86.7

86.7

Hordeum brevisubulatum

Triticeae

74.7

53.4

91.4

Hordeum spontaneum 1H**

6H

Triticeae

62.9

65.5

45.6

42.7

81.9

82.8

Hordeum vulgare 1H**

6H

Triticeae

61.4

64.9

54.0

42.7

81.9

82.8

Secale cereale

Triticeae

70.4

44.9

93.5

Triticum urartu

Triticeae

69.6

45.8

90.3

Aegilops speltoides

Triticeae

67.8

45.0

88.4

Aegilops tauschii

Triticeae

70.4

43.4

91.4

Triticum aestivum A***

B

D

Triticeae

69.6

71.3

70.4

43.4

44.3

43.4

90.3

92.5

91.4

  1. Note: Separate HFD regions are singled out according to Karimi-Ashtiyani et al. [45]
  2. * data for two copies of βCENH3 in Avena sativa
  3. ** data for βCENH3 on chromosomes 1Н and 6Н
  4. ** data for the A, B and D genomes of Triticum aestivum