ReDisulphID

a tool for identifying drug-targetable redox-active disulphides

Cellular tumor antigen p53

Intermolecular
Cysteine 173 and cysteine 173
Cysteine 238 and cysteine 182 L
Intramolecular
Cysteine 176 and cysteine 242
Cysteine 238 and cysteine 242
Cysteine 124 and cysteine 135
Cysteine 176 and cysteine 238
Cysteine 135 and cysteine 141
Cysteine 124 and cysteine 141
Cysteine 275 and cysteine 277 L
Cysteine 176 and cysteine 182 L
More...
Cysteine 182 and cysteine 242 L
Cysteine 135 and cysteine 275 L
Cysteine 182 and cysteine 238 L
Cysteine 242 and cysteine 275 L
Cysteine 135 and cysteine 277 L
Cysteine 135 and cysteine 1844
Cysteine 141 and cysteine 275 L
Cysteine 124 and cysteine 275 L
Cysteine 275 and cysteine 275 L
Cysteine 141 and cysteine 141
Cysteine 141 and cysteine 182 L
Cysteine 141 and cysteine 277 L
Cysteine 277 and cysteine 1791 L
Cysteine 182 and cysteine 1844 L
Cysteine 1817 and cysteine 1820
Cysteine 1809 and cysteine 1820
A redox-regulated disulphide may form between two units of Cellular tumor antigen p53 at cysteines 173 and 173. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
45
PDB code
2geq
Structure name
crystal structure of a p53 core dimer bound to dna
Structure deposition date
2006-03-20
Thiol separation (Å)
9
Half-sphere exposure sum ?
71
Minimum pKa ?
7
% buried
nan
Peptide A name
Cellular tumor antigen p53
Peptide B name
Cellular tumor antigen p53
Peptide A accession
P02340
Peptide B accession
P02340
Peptide A residue number
173
Peptide B residue number
173

Ligandability

A redox-regulated disulphide may form between two units of Cellular tumor antigen p53 at cysteines 238 and 182. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
31
PDB code
1tup
Structure name
tumor suppressor p53 complexed with dna
Structure deposition date
1995-07-11
Thiol separation (Å)
10
Half-sphere exposure sum ?
77
Minimum pKa ?
11
% buried
76
Peptide A name
Cellular tumor antigen p53
Peptide B name
Cellular tumor antigen p53
Peptide A accession
P04637
Peptide B accession
P04637
Peptide A residue number
238
Peptide B residue number
182

Ligandability

Cysteine 238 of Cellular tumor antigen p53

Cysteine 182 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 176 and 242.

Details

Redox score ?
81
PDB code
6sl6
Structure name
p53 charged core
Structure deposition date
2019-08-18
Thiol separation (Å)
4
Half-sphere exposure sum ?
56
Minimum pKa ?
7
% buried
31
Peptide accession
P04637
Residue number A
176
Residue number B
242
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 176 of Cellular tumor antigen p53

Cysteine 242 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 238 and 242.

Details

Redox score ?
79
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
3
Half-sphere exposure sum ?
89
Minimum pKa ?
7
% buried
nan
Peptide accession
Q9NP68
Residue number A
238
Residue number B
242
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 238 of Cellular tumor antigen p53

Cysteine 242 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 124 and 135.

Details

Redox score ?
79
PDB code
7v97
Structure name
arsenic-bound p53 dna-binding domain mutant v272m
Structure deposition date
2021-08-24
Thiol separation (Å)
4
Half-sphere exposure sum ?
82
Minimum pKa ?
5
% buried
82
Peptide accession
P04637
Residue number A
124
Residue number B
135
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 124 of Cellular tumor antigen p53

Cysteine 135 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 176 and 238.

Details

Redox score ?
76
PDB code
5ecg
Structure name
crystal structure of the brct domains of 53bp1 in complex with p53 and h2ax-pser139 (gammah2ax)
Structure deposition date
2015-10-20
Thiol separation (Å)
3
Half-sphere exposure sum ?
75
Minimum pKa ?
8
% buried
75
Peptide accession
P04637
Residue number A
176
Residue number B
238
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 176 of Cellular tumor antigen p53

Cysteine 238 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 135 and 141.

Details

Redox score ?
70
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
3
Half-sphere exposure sum ?
79
Minimum pKa ?
10
% buried
94
Peptide accession
Q9NP68
Residue number A
135
Residue number B
141
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 135 of Cellular tumor antigen p53

Cysteine 141 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 124 and 141.

Details

Redox score ?
63
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
3
Half-sphere exposure sum ?
78
Minimum pKa ?
15
% buried
87
Peptide accession
Q9NP68
Residue number A
124
Residue number B
141
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 124 of Cellular tumor antigen p53

Cysteine 141 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 275 and 277. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
54
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
6
Half-sphere exposure sum ?
79
Minimum pKa ?
10
% buried
66
Peptide accession
Q9NP68
Residue number A
275
Residue number B
277
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 275 of Cellular tumor antigen p53

Cysteine 277 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 176 and 182. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
53
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
8
Half-sphere exposure sum ?
49
Minimum pKa ?
9
% buried
48
Peptide accession
Q9NP68
Residue number A
176
Residue number B
182
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 176 of Cellular tumor antigen p53

Cysteine 182 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 182 and 242. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
52
PDB code
4ibz
Structure name
human p53 core domain with hot spot mutation r273c and second-site suppressor mutation t284r
Structure deposition date
2012-12-09
Thiol separation (Å)
9
Half-sphere exposure sum ?
43
Minimum pKa ?
9
% buried
14
Peptide accession
P04637
Residue number A
182
Residue number B
242
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 182 of Cellular tumor antigen p53

Cysteine 242 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 135 and 275. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
48
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
7
Half-sphere exposure sum ?
82
Minimum pKa ?
10
% buried
100
Peptide accession
Q9NP68
Residue number A
135
Residue number B
275
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 135 of Cellular tumor antigen p53

Cysteine 275 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 182 and 238. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
44
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
9
Half-sphere exposure sum ?
60
Minimum pKa ?
10
% buried
62
Peptide accession
Q9NP68
Residue number A
182
Residue number B
238
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 182 of Cellular tumor antigen p53

Cysteine 238 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 242 and 275. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
42
PDB code
2fej
Structure name
solution structure of human p53 dna binding domain
Structure deposition date
2005-12-16
Thiol separation (Å)
10
Half-sphere exposure sum ?
58
Minimum pKa ?
8
% buried
30
Peptide accession
Q9NP68
Residue number A
242
Residue number B
275
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 242 of Cellular tumor antigen p53

Cysteine 275 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 135 and 277. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
36
PDB code
2fej
Structure name
solution structure of human p53 dna binding domain
Structure deposition date
2005-12-16
Thiol separation (Å)
10
Half-sphere exposure sum ?
68
Minimum pKa ?
9
% buried
48
Peptide accession
Q9NP68
Residue number A
135
Residue number B
277
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 135 of Cellular tumor antigen p53

Cysteine 277 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 135 and 1844 (1828 and 1844 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
36
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
10
Half-sphere exposure sum ?
68
Minimum pKa ?
10
% buried
42
Peptide accession
P04637
Residue number A
135
Residue number B
1844
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 135 of Cellular tumor antigen p53

Cysteine 1844 of Cellular tumor antigen p53

Cysteine 1844 in protein B could not be asigned to a Uniprot residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 141 and 275. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
28
PDB code
2h1l
Structure name
the structure of the oncoprotein sv40 large t antigen and p53 tumor suppressor complex
Structure deposition date
2006-05-16
Thiol separation (Å)
10
Half-sphere exposure sum ?
79
Minimum pKa ?
13
% buried
94
Peptide accession
Q9NP68
Residue number A
141
Residue number B
275
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 141 of Cellular tumor antigen p53

Cysteine 275 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 124 and 275. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
27
PDB code
4loe
Structure name
human p53 core domain mutant n239y
Structure deposition date
2013-07-12
Thiol separation (Å)
10
Half-sphere exposure sum ?
78
Minimum pKa ?
12
% buried
80
Peptide accession
P04637
Residue number A
124
Residue number B
275
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 124 of Cellular tumor antigen p53

Cysteine 275 of Cellular tumor antigen p53

A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 275 and 275 (273 and 275 respectively in this structure).

Details

Redox score ?
nan
PDB code
4ibq
Structure name
human p53 core domain with hot spot mutation r273c
Structure deposition date
2012-12-09
Thiol separation (Å)
4
Half-sphere exposure sum ?
76
Minimum pKa ?
7
% buried
68
Peptide accession
P04637
Residue number A
275
Residue number B
275
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 275 of Cellular tumor antigen p53

Cysteine 275 of Cellular tumor antigen p53

Uncertain whether structure cysteine 273 has been assigned to correct residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 141 and 141 (1784 and 1827 respectively in this structure).

Details

Redox score ?
nan
PDB code
5hpd
Structure name
solution structure of taz2-p53tad
Structure deposition date
2016-01-20
Thiol separation (Å)
8
Half-sphere exposure sum ?
65
Minimum pKa ?
10
% buried
67
Peptide accession
P04637
Residue number A
141
Residue number B
141
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 141 of Cellular tumor antigen p53

Cysteine 141 of Cellular tumor antigen p53

Uncertain whether structure cysteine 1784 has been assigned to correct residue.
Uncertain whether structure cysteine 1827 has been assigned to correct residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 141 and 182 (1827 and 1834 respectively in this structure).

Details

Redox score ?
nan
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
9
Half-sphere exposure sum ?
67
Minimum pKa ?
7
% buried
58
Peptide accession
P04637
Residue number A
141
Residue number B
182
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 141 of Cellular tumor antigen p53

Cysteine 182 of Cellular tumor antigen p53

Uncertain whether structure cysteine 1827 has been assigned to correct residue.
Uncertain whether structure cysteine 1834 has been assigned to correct residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 141 and 277 (1784 and 1786 respectively in this structure).

Details

Redox score ?
nan
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
10
Half-sphere exposure sum ?
53
Minimum pKa ?
8
% buried
31
Peptide accession
P04637
Residue number A
141
Residue number B
277
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 141 of Cellular tumor antigen p53

Cysteine 277 of Cellular tumor antigen p53

Uncertain whether structure cysteine 1784 has been assigned to correct residue.
Uncertain whether structure cysteine 1786 has been assigned to correct residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 277 and 1791 (1786 and 1791 respectively in this structure).

Details

Redox score ?
nan
PDB code
5hpd
Structure name
solution structure of taz2-p53tad
Structure deposition date
2016-01-20
Thiol separation (Å)
4
Half-sphere exposure sum ?
39
Minimum pKa ?
6
% buried
0
Peptide accession
P04637
Residue number A
277
Residue number B
1791
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 277 of Cellular tumor antigen p53

Cysteine 1791 of Cellular tumor antigen p53

Uncertain whether structure cysteine 1786 has been assigned to correct residue.
Cysteine 1791 in protein B could not be asigned to a Uniprot residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 182 and 1844 (1834 and 1844 respectively in this structure).

Details

Redox score ?
nan
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
4
Half-sphere exposure sum ?
62
Minimum pKa ?
7
% buried
31
Peptide accession
P04637
Residue number A
182
Residue number B
1844
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 182 of Cellular tumor antigen p53

Cysteine 1844 of Cellular tumor antigen p53

Uncertain whether structure cysteine 1834 has been assigned to correct residue.
Cysteine 1844 in protein B could not be asigned to a Uniprot residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 1817 and 1820.

Details

Redox score ?
nan
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
4
Half-sphere exposure sum ?
56
Minimum pKa ?
6
% buried
6
Peptide accession
P04637
Residue number A
1817
Residue number B
1820
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 1817 of Cellular tumor antigen p53

Cysteine 1820 of Cellular tumor antigen p53

Cysteine 1817 in protein A could not be asigned to a Uniprot residue.
Cysteine 1820 in protein B could not be asigned to a Uniprot residue.
A redox-regulated disulphide may form within Cellular tumor antigen p53 between cysteines 1809 and 1820.

Details

Redox score ?
nan
PDB code
5hp0
Structure name
solution structure of taz2-p53ad2
Structure deposition date
2016-01-19
Thiol separation (Å)
4
Half-sphere exposure sum ?
53
Minimum pKa ?
7
% buried
6
Peptide accession
P04637
Residue number A
1809
Residue number B
1820
Peptide name
Cellular tumor antigen p53

Ligandability

Cysteine 1809 of Cellular tumor antigen p53

Cysteine 1820 of Cellular tumor antigen p53

Cysteine 1809 in protein A could not be asigned to a Uniprot residue.
Cysteine 1820 in protein B could not be asigned to a Uniprot residue.
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