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Table 2 Protein sequence conservation in D14/KAI2 proteins

From: Evolution of strigolactone receptors by gradual neo-functionalization of KAI2 paralogues

 

Invariant

Highly

Well

Conserved

Whole family

6.8

17.7

42.6

68.3

Eu-KAI2

22.3

50.6

72.5

89.1

Lycophyte KAI2

48.3

60.4

83.0

95.1

Angiosperm KAI2

24.5

54.7

76.2

94.3

DDK super-clade

5.7

17.7

34.0

63.8

Gymnosperm DLK4

34.3

45.7

70.2

88.7

Eu-D14

24.2

49.8

70.2

89.4

Angiosperm D14

27.9

56.2

78.1

91.3

DLK23

4.9

20

34.3

60.4

Gymnosperm DLK23

18.1

37.7

63.4

87.6

Angiosperm DLK2

10.2

21.2

44.5

68.7

Angiosperm DLK3

21.9

31.7

55.1

78.1

  1. Table showing the degrees of protein sequence conservation in various D14/KAI2 clades. Four degrees of conservation were used: ‘invariant’ (>99% of sequences in a given clade have the same amino acid at a given position), ‘highly conserved’ (>90% of sequences in a given clade have the same amino acid at a given position), ‘well conserved’ (>70% of sequences in a given clade have the same amino acid at a given position) and conserved (>50% of sequences in a given clade have the same amino acid at a given position). The values in the table indicate the percentage of positions that fall into these categories in a given clade. So, for instance, 6.8% of positions are invariant in the whole family. Values are cumulative, so ‘conserved’ includes all the positions that are well conserved, highly conserved and invariant. Bold text indicates values greater than 70%