Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Intermolecular
Cysteine 236 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial and cysteine 254
Cysteine 263 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial and cysteine 254
Intramolecular
Cysteine 253 and cysteine 254
Cysteine 232 and cysteine 233
6kde A 209 B 220
A redox-regulated disulphide may form between cysteine 236 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial and cysteine 254 of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial (209 and 220 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
6kde
Structure name
crystal structure of the alpha beta heterodimer of human idh3 in complex with ca(2+)
Structure deposition date
2019-07-02
Thiol separation (Å)
6
Half-sphere exposure sum ?
91
Minimum pKa ?
13
% buried
100
Peptide A name
Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial
Peptide B name
Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Peptide A accession
P50213
Peptide B accession
O43837
Peptide A residue number
236
Peptide B residue number
254
Ligandability
Cysteine 236 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial
Cysteine 254 of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
8grb I 236 J 220
A redox-regulated disulphide may form between cysteine 263 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial and cysteine 254 of Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial (236 and 220 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?
Details
Redox score ?
19
PDB code
8grb
Structure name
crystal structure of a constitutively active mutant of the alpha beta heterodimer of human idh3
Structure deposition date
2022-09-01
Thiol separation (Å)
10
Half-sphere exposure sum ?
94
Minimum pKa ?
14
% buried
100
Peptide A name
Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial
Peptide B name
Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Peptide A accession
P50213
Peptide B accession
O43837-2
Peptide A residue number
263
Peptide B residue number
254
Ligandability
Cysteine 263 of Isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial
Cysteine 254 of Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
8gru D 219 D 220
A redox-regulated disulphide may form within Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial between cysteines 253 and 254 (219 and 220 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?
Details
Redox score ?
59
PDB code
8gru
Structure name
crystal structure of a constitutively active mutant of the alpha beta heterodimer of human idh3 in complex with ict, nad and ca
Structure deposition date
2022-09-02
Thiol separation (Å)
5
Half-sphere exposure sum ?
85
Minimum pKa ?
9
% buried
100
Peptide accession
O43837-2
Residue number A
253
Residue number B
254
Peptide name
Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Ligandability
Cysteine 253 of Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Cysteine 254 of Isoform A of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
6kdf C 198 C 199
A redox-regulated disulphide may form within Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial between cysteines 232 and 233 (198 and 199 respectively in this structure). However, the redox score of this cysteine pair is lower than any known redox-active intermolecular disulphide. ?
Details
Redox score ?
51
PDB code
6kdf
Structure name
crystal structure of the alpha beta heterodimer of human idh3 in apo form
Structure deposition date
2019-07-02
Thiol separation (Å)
7
Half-sphere exposure sum ?
68
Minimum pKa ?
11
% buried
76
Peptide accession
O43837
Residue number A
232
Residue number B
233
Peptide name
Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Ligandability
Cysteine 232 of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
Cysteine 233 of Isocitrate dehydrogenase [NAD] subunit beta, mitochondrial
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