ReDisulphID

a tool for identifying drug-targetable redox-active disulphides

Sodium channel subunit beta-2

Intermolecular
Cysteine 55 and cysteine 911 of Sodium channel protein type 3 subunit alpha
Cysteine 55 and cysteine 910 of Sodium channel protein type 2 subunit alpha
Cysteine 895 of Sodium channel protein type 9 subunit alpha and cysteine 55
Cysteine 903 of Sodium channel protein type 9 subunit alpha and cysteine 55
Cysteine 55 and cysteine 912 of Sodium channel protein type 2 subunit alpha
Cysteine 897 of Sodium channel protein type 9 subunit alpha and cysteine 55
Intramolecular
Cysteine 72 and cysteine 75
Cysteine 50 and cysteine 127
A redox-regulated disulphide may form between cysteine 55 of Sodium channel subunit beta-2 and cysteine 911 of Sodium channel protein type 3 subunit alpha.

Details

Redox score ?
81
PDB code
7w7f
Structure name
cryo-em structure of human nav1
Structure deposition date
2021-12-04
Thiol separation (Å)
2
Half-sphere exposure sum ?
64
Minimum pKa ?
nan
% buried
nan
Peptide A name
Sodium channel subunit beta-2
Peptide B name
Sodium channel protein type 3 subunit alpha
Peptide A accession
O60939
Peptide B accession
Q9NY46
Peptide A residue number
55
Peptide B residue number
911

Ligandability

Cysteine 55 of Sodium channel subunit beta-2

Cysteine 911 of Sodium channel protein type 3 subunit alpha

A redox-regulated disulphide may form between cysteine 55 of Sodium channel subunit beta-2 and cysteine 910 of Sodium channel protein type 2 subunit alpha.

Details

Redox score ?
78
PDB code
6j8e
Structure name
human nav1
Structure deposition date
2019-01-18
Thiol separation (Å)
2
Half-sphere exposure sum ?
73
Minimum pKa ?
nan
% buried
nan
Peptide A name
Sodium channel subunit beta-2
Peptide B name
Sodium channel protein type 2 subunit alpha
Peptide A accession
O60939
Peptide B accession
Q99250
Peptide A residue number
55
Peptide B residue number
910

Ligandability

Cysteine 55 of Sodium channel subunit beta-2

Cysteine 910 of Sodium channel protein type 2 subunit alpha

A redox-regulated disulphide may form between cysteine 895 of Sodium channel protein type 9 subunit alpha and cysteine 55 of Sodium channel subunit beta-2.

Details

Redox score ?
73
PDB code
7xmf
Structure name
cryo-em structure of human nav1
Structure deposition date
2022-04-25
Thiol separation (Å)
4
Half-sphere exposure sum ?
66
Minimum pKa ?
9
% buried
42
Peptide A name
Sodium channel protein type 9 subunit alpha
Peptide B name
Sodium channel subunit beta-2
Peptide A accession
Q15858
Peptide B accession
O60939
Peptide A residue number
895
Peptide B residue number
55

Ligandability

Cysteine 895 of Sodium channel protein type 9 subunit alpha

Cysteine 55 of Sodium channel subunit beta-2

A redox-regulated disulphide may form between cysteine 903 of Sodium channel protein type 9 subunit alpha and cysteine 55 of Sodium channel subunit beta-2. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
47
PDB code
7xmg
Structure name
cryo-em structure of human nav1
Structure deposition date
2022-04-25
Thiol separation (Å)
9
Half-sphere exposure sum ?
46
Minimum pKa ?
nan
% buried
nan
Peptide A name
Sodium channel protein type 9 subunit alpha
Peptide B name
Sodium channel subunit beta-2
Peptide A accession
Q15858
Peptide B accession
O60939
Peptide A residue number
903
Peptide B residue number
55

Ligandability

Cysteine 903 of Sodium channel protein type 9 subunit alpha

Cysteine 55 of Sodium channel subunit beta-2

A redox-regulated disulphide may form between cysteine 55 of Sodium channel subunit beta-2 and cysteine 912 of Sodium channel protein type 2 subunit alpha. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
39
PDB code
6j8e
Structure name
human nav1
Structure deposition date
2019-01-18
Thiol separation (Å)
9
Half-sphere exposure sum ?
63
Minimum pKa ?
nan
% buried
nan
Peptide A name
Sodium channel subunit beta-2
Peptide B name
Sodium channel protein type 2 subunit alpha
Peptide A accession
O60939
Peptide B accession
Q99250
Peptide A residue number
55
Peptide B residue number
912

Ligandability

Cysteine 55 of Sodium channel subunit beta-2

Cysteine 912 of Sodium channel protein type 2 subunit alpha

A redox-regulated disulphide may form between cysteine 897 of Sodium channel protein type 9 subunit alpha and cysteine 55 of Sodium channel subunit beta-2. However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?

Details

Redox score ?
36
PDB code
7w9l
Structure name
cryo-em structure of human nav1
Structure deposition date
2021-12-10
Thiol separation (Å)
10
Half-sphere exposure sum ?
59
Minimum pKa ?
nan
% buried
nan
Peptide A name
Sodium channel protein type 9 subunit alpha
Peptide B name
Sodium channel subunit beta-2
Peptide A accession
Q15858
Peptide B accession
O60939
Peptide A residue number
897
Peptide B residue number
55

Ligandability

Cysteine 897 of Sodium channel protein type 9 subunit alpha

Cysteine 55 of Sodium channel subunit beta-2

A redox-regulated disulphide may form within Sodium channel subunit beta-2 between cysteines 72 and 75.

Details

Redox score ?
87
PDB code
6vrr
Structure name
crystal structure of a disease mutant of the voltage-gated sodium channel beta 2 subunit extracellular domain
Structure deposition date
2020-02-09
Thiol separation (Å)
2
Half-sphere exposure sum ?
29
Minimum pKa ?
nan
% buried
nan
Peptide accession
O60939
Residue number A
72
Residue number B
75
Peptide name
Sodium channel subunit beta-2

Ligandability

Cysteine 72 of Sodium channel subunit beta-2

Cysteine 75 of Sodium channel subunit beta-2

A redox-regulated disulphide may form within Sodium channel subunit beta-2 between cysteines 50 and 127.

Details

Redox score ?
72
PDB code
6vrr
Structure name
crystal structure of a disease mutant of the voltage-gated sodium channel beta 2 subunit extracellular domain
Structure deposition date
2020-02-09
Thiol separation (Å)
4
Half-sphere exposure sum ?
78
Minimum pKa ?
nan
% buried
60
Peptide accession
O60939
Residue number A
50
Residue number B
127
Peptide name
Sodium channel subunit beta-2

Ligandability

Cysteine 50 of Sodium channel subunit beta-2

Cysteine 127 of Sodium channel subunit beta-2

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