ReDisulphID

a tool for identifying drug-targetable redox-active disulphides

Transcription factor IIIB 50 kDa subunit

Intermolecular
Cysteine 370 and cysteine 262 of TATA-box-binding protein
Intramolecular
Cysteine 80 and cysteine 126
Cysteine 245 and cysteine 251
Cysteine 120 and cysteine 121
Cysteine 120 and cysteine 139
Cysteine 80 and cysteine 121
A redox-regulated disulphide may form between cysteine 370 of Transcription factor IIIB 50 kDa subunit and cysteine 262 of TATA-box-binding protein. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
39
PDB code
5n9g
Structure name
tfiiib -tbp/brf2/dna and sant domain of bdp1-
Structure deposition date
2017-02-24
Thiol separation (Å)
10
Half-sphere exposure sum ?
54
Minimum pKa ?
9
% buried
58
Peptide A name
Transcription factor IIIB 50 kDa subunit
Peptide B name
TATA-box-binding protein
Peptide A accession
Q9HAW0
Peptide B accession
P20226
Peptide A residue number
370
Peptide B residue number
262

Ligandability

Cysteine 370 of Transcription factor IIIB 50 kDa subunit

Cysteine 262 of TATA-box-binding protein

A redox-regulated disulphide may form within Transcription factor IIIB 50 kDa subunit between cysteines 80 and 126. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
51
PDB code
4roe
Structure name
human tfiib-related factor 2 (brf2) and tbp bound to rpph1 promoter
Structure deposition date
2014-10-28
Thiol separation (Å)
7
Half-sphere exposure sum ?
68
Minimum pKa ?
11
% buried
60
Peptide accession
Q9HAW0
Residue number A
80
Residue number B
126
Peptide name
Transcription factor IIIB 50 kDa subunit

Ligandability

Cysteine 80 of Transcription factor IIIB 50 kDa subunit

Cysteine 126 of Transcription factor IIIB 50 kDa subunit

A redox-regulated disulphide may form within Transcription factor IIIB 50 kDa subunit between cysteines 245 and 251. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
44
PDB code
4roc
Structure name
human tfiib-related factor 2 (brf2) and tbp bound to u6#2 promoter
Structure deposition date
2014-10-28
Thiol separation (Å)
9
Half-sphere exposure sum ?
56
Minimum pKa ?
11
% buried
56
Peptide accession
Q9HAW0
Residue number A
245
Residue number B
251
Peptide name
Transcription factor IIIB 50 kDa subunit

Ligandability

Cysteine 245 of Transcription factor IIIB 50 kDa subunit

Cysteine 251 of Transcription factor IIIB 50 kDa subunit

A redox-regulated disulphide may form within Transcription factor IIIB 50 kDa subunit between cysteines 120 and 121. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
40
PDB code
4roe
Structure name
human tfiib-related factor 2 (brf2) and tbp bound to rpph1 promoter
Structure deposition date
2014-10-28
Thiol separation (Å)
7
Half-sphere exposure sum ?
87
Minimum pKa ?
13
% buried
100
Peptide accession
Q9HAW0
Residue number A
120
Residue number B
121
Peptide name
Transcription factor IIIB 50 kDa subunit

Ligandability

Cysteine 120 of Transcription factor IIIB 50 kDa subunit

Cysteine 121 of Transcription factor IIIB 50 kDa subunit

A redox-regulated disulphide may form within Transcription factor IIIB 50 kDa subunit between cysteines 120 and 139. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
32
PDB code
5n9g
Structure name
tfiiib -tbp/brf2/dna and sant domain of bdp1-
Structure deposition date
2017-02-24
Thiol separation (Å)
9
Half-sphere exposure sum ?
82
Minimum pKa ?
12
% buried
88
Peptide accession
Q9HAW0
Residue number A
120
Residue number B
139
Peptide name
Transcription factor IIIB 50 kDa subunit

Ligandability

Cysteine 120 of Transcription factor IIIB 50 kDa subunit

Cysteine 139 of Transcription factor IIIB 50 kDa subunit

A redox-regulated disulphide may form within Transcription factor IIIB 50 kDa subunit between cysteines 80 and 121. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
29
PDB code
5n9g
Structure name
tfiiib -tbp/brf2/dna and sant domain of bdp1-
Structure deposition date
2017-02-24
Thiol separation (Å)
10
Half-sphere exposure sum ?
78
Minimum pKa ?
12
% buried
80
Peptide accession
Q9HAW0
Residue number A
80
Residue number B
121
Peptide name
Transcription factor IIIB 50 kDa subunit

Ligandability

Cysteine 80 of Transcription factor IIIB 50 kDa subunit

Cysteine 121 of Transcription factor IIIB 50 kDa subunit

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