Chapitre 10 • Prédictions de structures secondaires
124
l’information « captée » par les paramètres reste locale et permet de bien prédire la
structure secondaire sous la dépendance de résidus locaux.
Tableau 10.4 – Paramètres I (,j).
AA\ j –8 –7 –6 –5 –4
–2
–1
–3
0
1
2
3
4
5
6
7
8
Gly
–5 –10 –15 –20 –30 –40 –50 –60 –86 –60 –50 –40 –30 –20 –15 –10 –5
Ala
5 10 15 20 30
40
50
60 65 60 50 40 30 20 15 10
5
Val
0
0
0
0
0
0
5
10 14 10
5
0
0
0
0
0
0
Leu
0
5 10 15 20
25
28
30 32 30 28 25 20 15 10
5
0
Ile
5 10 15 20 25
20
15
10
6
0 –10 –15 –20 –25 –20 –10 –5
Ser
0 –5 –10 –15 –20 –25 –30 –35 –39 –35 –30 –25 –20 –15 –10 –5
0
Thr
0
0
0 –5 –10 –15 –20 –25 –26 –25 –20 –15 –10 –5
0
0
0
Asp
0 –5 –10 –15 –20 –15 –10
0
5 10 15 20 20 20 15 10
5
Glu
0
0
0
0 10
20
60
70 78 78 78 78 78 70 60 40 20
Asn
0
0
0
0 –10 –20 –30 –40 –51 –40 –30 –20 –10
0
0
0
0
Gln
0
0
0
0
5
10
20
20 10 –10 –20 –20 –10 –5
0
0
0
Lys
20 40 50 55 60
60
50
30 23 10
5
0
0
0
0
0
0
His
10 20 30 40 50
50
50
30 12 –20 –10
0
0
0
0
0
0
Arg
0
0
0
0
0
0
0
0 –9 –15 –20 –30 –40 –50 –50 –30 –10
Phe
0
0
0
0
0
5
10
15 16 15 10
5
0
0
0
0
0
Tyr
–5 –10 –15 –20 –25 –30 –35 –40 –45 –40 –35 –30 –25 –20 –15 –10 –5
Trp –10 –20 –40 –50 –50 –10
0
10 12 10
0 –10 –50 –50 –40 –20 –10
Cis
0
0
0
0
0
0
–5 –10 –13 –10 –5
0
0
0
0
0
0
Met
10 20 25 30 35
40
45
50 53 50 45 40 35 30 25 20 10
Pro –10 –20 –40 –60 –80 –100 –120 –140 –77 –60 –30 –20 –10
0
0
0
0
Tableau 10.5 – Paramètres I (,j).
AA \ j –8 –7
–2
–6 –5 –4 –3
–1
0
1
2
3
4
5
6
7
8
Gly
10 20 30 40 40
20
0 –20 –42 –20
0 20 40 40 30 20 –10
Ala
0
0
0
0 –5 –10 –15 –20 –23 –20 –15 –10 –5
0
0
0
0
Val
0
0 –10 –20
0
20
40
60 68 60 40 20
0 –20 –10
0
0
Leu
0
0
0
0
0
5
10
20 23 20 10
5
0
0
0
0
0
Ile
0 –10 –20 –10
0
20
40
60 67 60 40 20
0 –10 –20 –10
0
Ser
0 10 20 10
0
–5 –10 –15 –17 –15 –10 –5
0 10 20 10
0
Thr
5 10 15 20 15
15
10
10 13 10 10 15 15 20 15 10
5
Asp
0
5 10 15 20
0 –20 –30 –44 –30 –20
0
0
0
0
0
0
Glu –10 –15 –20 –25 –30 –35 –40 –45 –50 –55 –60 –60 –50 –40 –30 –20 –10
Asn
10 30 50 30 20
0 –15 –30 –41 –30 –15
0 20 30 50 30 10
Gln
0
0
0
0
0
–5 –10
0 12 20 30 40 50 50 40 30 15
Lys
–5 –10 –15 –20 –30 –40 –50 –40 –33 –20 –10
0 10 10
0
0
0
His –10 –20 –40 –20 –10
0 –10 –20 –25 –35 –30 –25 –20 –15 –10 –5
0
Arg
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
Phe
0
0
0
0
0
5
10
20 26 10 –10 –30 –60 –65 –60 –40 –20
Tyr
0
5 10 15 20
25
30
35 40 35 30 25 20 15 10
5
0
Trp
0
0
0
0
0 –10 –10 –10 –10 –10 –10 –15 –20 –25 –30 –20 –10
Cis
0
0
0
0
0
10
20
30 44 30 20 10
0
0
0
0
0
Met –10 –20 –30 –40 –40 –30
0
10 23 10
0 –30 –40 –40 –30 –20 –10
Pro
10 20 30 30 20
10
0 –10 –18 –20 –10 10 30 40 30 20 10