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Table 1 Quantitative survey of ependymin protein features (Average ± SE)

From: Molecular evolution of the ependymin protein family: a necessary update

Ependymin Group

Protein Lengtha

pIb

Ac

Bd

A/Be

AIf

Pheg

Trpg

Prog

FishBrain

217.1 ± 0.8

5.1 ± 0.1

29.3 ± 0.8

15.2 ± 0.7

2 ± 0.1

73.3 ± 2

13.8 ± 0.3

1.9 ± 0.1

10.2 ± 0.7

FishTj

214.3 ± 1.0

6.5 ± 0.4

20.8 ± 1.4

18.6 ± 1.1

1.2 ± 0.1

82.9 ± 2.7

13.8 ± 0.8

3.2 ± 0.3

13.7 ± 0.5

MERPs

222.2 ± 2.3

6.5 ± 0.3

23.7 ± 0.7

22.6 ± 0.4

1.1 ± 0.1

74.3 ± 1.2

7.7 ± 0.5

6.6 ± 0.4

15.4 ± 0.5

Basal

197.2 ± 2.6

5.5 ± 0.3

27.5 ± 1.0

22 ± 1.8

1.3 ± 0.1

73.8 ± 2.9

15.2 ± 1.5

2 ± 0.4

10 ± 1.2

  1. aNumber of amino acid residues
  2. bpI, Theoretical isoelectric point
  3. cA, Number of acidic residues
  4. dB, Number of basic residues
  5. eA/B, Ratio of acidic to basic residues
  6. fAI, Aliphatic index
  7. gNumber of residues in the proteins