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Table 1 Quantitative features of fold expansion curves presented in Figure 2.

From: The evolution and functional repertoire of translation proteins following the origin of life

Statistic

Protein category

ancestry ≤ 19%

(prior to DNA genome)

 

ancestry ≤ 40%

(prior to divergence

of LUCA)

 

ancestry ≤ 100%

(all protein folds)

 

tRNA-related proteins

41.5%

 

72.2%

 

100%

 

Regulation of translation

37.5%

 

50.0%

 

100%

Final fold

Ribosomal proteins

25.0%

 

37.5%

 

100%

expansion

        
 

Canonical TCA enzymes

50.0%

 

85.7%

 

100%

 

Immune system proteins

18.2%

 

27.3%

 

100%

 

Whole proteome

6.5%

 

21.0%

 

100%

 

tRNA-related proteins

4.2%

 

16.7%

 

70.6%

 

Regulation of translation

3.9%

 

12.0%

 

60.3%

Area

Ribosomal proteins

2.5%

 

8.8%

 

62.1%

under

        

curve

Canonical TCA enzymes

4.7%

 

18.0%

 

77.0%

 

Immune system proteins

0.4%

 

5.0%

 

35.1%

 

Whole proteome

0.5%

 

3.3%

 

40.3%