ReDisulphID

a tool for identifying drug-targetable redox-active disulphides

Neutrophil elastase

Intermolecular
Cysteine 71 and cysteine 122 of Antileukoproteinase
Cysteine 55 and cysteine 122 of Antileukoproteinase
Cysteine 71 and cysteine 96 of Antileukoproteinase
Cysteine 55 and cysteine 96 of Antileukoproteinase
Cysteine 70 of Ecotin and cysteine 55
Cysteine 70 of Ecotin and cysteine 71
Intramolecular
Cysteine 151 and cysteine 208
Cysteine 198 and cysteine 223
Cysteine 181 and cysteine 187
Cysteine 55 and cysteine 71
A redox-regulated disulphide may form between cysteine 71 of Neutrophil elastase and cysteine 122 of Antileukoproteinase (58 and 97 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
50
PDB code
2z7f
Structure name
crystal structure of the complex of human neutrophil elastase with 1/2slpi
Structure deposition date
2007-08-20
Thiol separation (Å)
8
Half-sphere exposure sum ?
86
Minimum pKa ?
nan
% buried
nan
Peptide A name
Neutrophil elastase
Peptide B name
Antileukoproteinase
Peptide A accession
P08246
Peptide B accession
P03973
Peptide A residue number
71
Peptide B residue number
122

Ligandability

Cysteine 71 of Neutrophil elastase

Cysteine 122 of Antileukoproteinase

A redox-regulated disulphide may form between cysteine 55 of Neutrophil elastase and cysteine 122 of Antileukoproteinase (42 and 97 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
47
PDB code
2z7f
Structure name
crystal structure of the complex of human neutrophil elastase with 1/2slpi
Structure deposition date
2007-08-20
Thiol separation (Å)
8
Half-sphere exposure sum ?
85
Minimum pKa ?
nan
% buried
nan
Peptide A name
Neutrophil elastase
Peptide B name
Antileukoproteinase
Peptide A accession
P08246
Peptide B accession
P03973
Peptide A residue number
55
Peptide B residue number
122

Ligandability

Cysteine 55 of Neutrophil elastase

Cysteine 122 of Antileukoproteinase

A redox-regulated disulphide may form between cysteine 71 of Neutrophil elastase and cysteine 96 of Antileukoproteinase (58 and 71 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
46
PDB code
2z7f
Structure name
crystal structure of the complex of human neutrophil elastase with 1/2slpi
Structure deposition date
2007-08-20
Thiol separation (Å)
8
Half-sphere exposure sum ?
95
Minimum pKa ?
nan
% buried
nan
Peptide A name
Neutrophil elastase
Peptide B name
Antileukoproteinase
Peptide A accession
P08246
Peptide B accession
P03973
Peptide A residue number
71
Peptide B residue number
96

Ligandability

Cysteine 71 of Neutrophil elastase

Cysteine 96 of Antileukoproteinase

A redox-regulated disulphide may form between cysteine 55 of Neutrophil elastase and cysteine 96 of Antileukoproteinase (42 and 71 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
45
PDB code
2z7f
Structure name
crystal structure of the complex of human neutrophil elastase with 1/2slpi
Structure deposition date
2007-08-20
Thiol separation (Å)
8
Half-sphere exposure sum ?
94
Minimum pKa ?
nan
% buried
nan
Peptide A name
Neutrophil elastase
Peptide B name
Antileukoproteinase
Peptide A accession
P08246
Peptide B accession
P03973
Peptide A residue number
55
Peptide B residue number
96

Ligandability

Cysteine 55 of Neutrophil elastase

Cysteine 96 of Antileukoproteinase

A redox-regulated disulphide may form between cysteine 70 of Ecotin and cysteine 55 of Neutrophil elastase (50 and 42 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
44
PDB code
7cbk
Structure name
structure of human neutrophil elastase ecotin complex
Structure deposition date
2020-06-12
Thiol separation (Å)
8
Half-sphere exposure sum ?
77
Minimum pKa ?
nan
% buried
nan
Peptide A name
Ecotin
Peptide B name
Neutrophil elastase
Peptide A accession
P23827
Peptide B accession
P08246
Peptide A residue number
70
Peptide B residue number
55

Ligandability

Cysteine 70 of Ecotin

Cysteine 55 of Neutrophil elastase

A redox-regulated disulphide may form between cysteine 70 of Ecotin and cysteine 71 of Neutrophil elastase (50 and 58 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
39
PDB code
7cbk
Structure name
structure of human neutrophil elastase ecotin complex
Structure deposition date
2020-06-12
Thiol separation (Å)
9
Half-sphere exposure sum ?
77
Minimum pKa ?
nan
% buried
nan
Peptide A name
Ecotin
Peptide B name
Neutrophil elastase
Peptide A accession
P23827
Peptide B accession
P08246
Peptide A residue number
70
Peptide B residue number
71

Ligandability

Cysteine 70 of Ecotin

Cysteine 71 of Neutrophil elastase

A redox-regulated disulphide may form within Neutrophil elastase between cysteines 151 and 208 (136 and 201 respectively in this structure).

Details

Redox score ?
86
PDB code
1b0f
Structure name
crystal structure of human neutrophil elastase with mdl 101, 146
Structure deposition date
1998-11-09
Thiol separation (Å)
2
Half-sphere exposure sum ?
66
Minimum pKa ?
nan
% buried
nan
Peptide accession
P08246
Residue number A
151
Residue number B
208
Peptide name
Neutrophil elastase

Ligandability

Cysteine 151 of Neutrophil elastase

Cysteine 208 of Neutrophil elastase

A redox-regulated disulphide may form within Neutrophil elastase between cysteines 198 and 223 (191 and 220 respectively in this structure).

Details

Redox score ?
81
PDB code
3q76
Structure name
structure of human neutrophil elastase (uncomplexed)
Structure deposition date
2011-01-04
Thiol separation (Å)
2
Half-sphere exposure sum ?
77
Minimum pKa ?
nan
% buried
nan
Peptide accession
P08246
Residue number A
198
Residue number B
223
Peptide name
Neutrophil elastase

Ligandability

Cysteine 198 of Neutrophil elastase

Cysteine 223 of Neutrophil elastase

A redox-regulated disulphide may form within Neutrophil elastase between cysteines 181 and 187 (180 and 186 respectively in this structure).

Details

Redox score ?
80
PDB code
8d4u
Structure name
crystal structure of neutrophil elastase inhibited by eap2 from s
Structure deposition date
2022-06-02
Thiol separation (Å)
2
Half-sphere exposure sum ?
78
Minimum pKa ?
nan
% buried
nan
Peptide accession
P08246
Residue number A
181
Residue number B
187
Peptide name
Neutrophil elastase

Ligandability

Cysteine 181 of Neutrophil elastase

Cysteine 187 of Neutrophil elastase

A redox-regulated disulphide may form within Neutrophil elastase between cysteines 55 and 71 (42 and 58 respectively in this structure).

Details

Redox score ?
79
PDB code
1h1b
Structure name
crystal structure of human neutrophil elastase complexed with an inhibitor (gw475151)
Structure deposition date
2002-07-05
Thiol separation (Å)
2
Half-sphere exposure sum ?
85
Minimum pKa ?
nan
% buried
nan
Peptide accession
P08246
Residue number A
55
Residue number B
71
Peptide name
Neutrophil elastase

Ligandability

Cysteine 55 of Neutrophil elastase

Cysteine 71 of Neutrophil elastase

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