ReDisulphID

a tool for identifying drug-targetable redox-active disulphides

Proteasome subunit alpha type-6

Intramolecular
Cysteine 115 and cysteine 154 L
Cysteine 137 and cysteine 154 L
Cysteine 136 and cysteine 137
Cysteine 136 and cysteine 154 L
Cysteine 78 and cysteine 154 L
Cysteine 115 and cysteine 161
Cysteine 115 and cysteine 137
Cysteine 137 and cysteine 161
Cysteine 78 and cysteine 115
Cysteine 78 and cysteine 137
More...
Cysteine 154 and cysteine 161 L
Cysteine 78 and cysteine 136
A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 115 and 154.

Details

Redox score ?
70
PDB code
6tu3
Structure name
rat 20s proteasome
Structure deposition date
2020-01-02
Thiol separation (Å)
3
Half-sphere exposure sum ?
81
Minimum pKa ?
9
% buried
100
Peptide accession
P60901
Residue number A
115
Residue number B
154
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 115 of Proteasome subunit alpha type-6

Cysteine 154 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 137 and 154. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
54
PDB code
3une
Structure name
mouse constitutive 20s proteasome
Structure deposition date
2011-11-15
Thiol separation (Å)
6
Half-sphere exposure sum ?
94
Minimum pKa ?
8
% buried
100
Peptide accession
Q9QUM9
Residue number A
137
Residue number B
154
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 137 of Proteasome subunit alpha type-6

Cysteine 154 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 136 and 137. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
43
PDB code
7dr6
Structure name
pa28alpha-beta in complex with immunoproteasome
Structure deposition date
2020-12-26
Thiol separation (Å)
7
Half-sphere exposure sum ?
90
Minimum pKa ?
10
% buried
100
Peptide accession
Q2YDE4
Residue number A
136
Residue number B
137
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 136 of Proteasome subunit alpha type-6

Cysteine 137 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 136 and 154. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
41
PDB code
6epe
Structure name
substrate processing state 26s proteasome (sps2)
Structure deposition date
2017-10-11
Thiol separation (Å)
7
Half-sphere exposure sum ?
98
Minimum pKa ?
11
% buried
100
Peptide accession
P60901
Residue number A
136
Residue number B
154
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 136 of Proteasome subunit alpha type-6

Cysteine 154 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 78 and 154. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
38
PDB code
6epf
Structure name
ground state 26s proteasome (gs1)
Structure deposition date
2017-10-11
Thiol separation (Å)
8
Half-sphere exposure sum ?
99
Minimum pKa ?
9
% buried
100
Peptide accession
P60901
Residue number A
78
Residue number B
154
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 78 of Proteasome subunit alpha type-6

Cysteine 154 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 115 and 161 (114 and 160 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
35
PDB code
3unb
Structure name
mouse constitutive 20s proteasome in complex with pr-957
Structure deposition date
2011-11-15
Thiol separation (Å)
9
Half-sphere exposure sum ?
81
Minimum pKa ?
11
% buried
92
Peptide accession
Q9QUM9
Residue number A
115
Residue number B
161
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 115 of Proteasome subunit alpha type-6

Cysteine 161 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 115 and 137. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
32
PDB code
3une
Structure name
mouse constitutive 20s proteasome
Structure deposition date
2011-11-15
Thiol separation (Å)
9
Half-sphere exposure sum ?
96
Minimum pKa ?
12
% buried
100
Peptide accession
Q9QUM9
Residue number A
115
Residue number B
137
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 115 of Proteasome subunit alpha type-6

Cysteine 137 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 137 and 161. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
32
PDB code
5a0q
Structure name
cryo-em reveals the conformation of a substrate analogue in the human 20s proteasome core
Structure deposition date
2015-04-22
Thiol separation (Å)
9
Half-sphere exposure sum ?
87
Minimum pKa ?
11
% buried
96
Peptide accession
P60900
Residue number A
137
Residue number B
161
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 137 of Proteasome subunit alpha type-6

Cysteine 161 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 78 and 115. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
31
PDB code
7dr7
Structure name
bovine 20s immunoproteasome
Structure deposition date
2020-12-26
Thiol separation (Å)
8
Half-sphere exposure sum ?
94
Minimum pKa ?
13
% buried
100
Peptide accession
Q2YDE4
Residue number A
78
Residue number B
115
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 78 of Proteasome subunit alpha type-6

Cysteine 115 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 78 and 137. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
29
PDB code
6xmj
Structure name
human 20s proteasome bound to an engineered 11s (pa26) activator
Structure deposition date
2020-06-30
Thiol separation (Å)
9
Half-sphere exposure sum ?
100
Minimum pKa ?
12
% buried
100
Peptide accession
P60900
Residue number A
78
Residue number B
137
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 78 of Proteasome subunit alpha type-6

Cysteine 137 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 154 and 161. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
26
PDB code
6epe
Structure name
substrate processing state 26s proteasome (sps2)
Structure deposition date
2017-10-11
Thiol separation (Å)
9
Half-sphere exposure sum ?
91
Minimum pKa ?
11
% buried
100
Peptide accession
P60901
Residue number A
154
Residue number B
161
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 154 of Proteasome subunit alpha type-6

Cysteine 161 of Proteasome subunit alpha type-6

A redox-regulated disulphide may form within Proteasome subunit alpha type-6 between cysteines 78 and 136. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
25
PDB code
7dr6
Structure name
pa28alpha-beta in complex with immunoproteasome
Structure deposition date
2020-12-26
Thiol separation (Å)
9
Half-sphere exposure sum ?
87
Minimum pKa ?
13
% buried
100
Peptide accession
Q2YDE4
Residue number A
78
Residue number B
136
Peptide name
Proteasome subunit alpha type-6

Ligandability

Cysteine 78 of Proteasome subunit alpha type-6

Cysteine 136 of Proteasome subunit alpha type-6

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