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6KDF

Crystal structure of the alpha beta heterodimer of human IDH3 in APO form.

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005739cellular_componentmitochondrion
A0005759cellular_componentmitochondrial matrix
A0005975biological_processcarbohydrate metabolic process
A0006099biological_processtricarboxylic acid cycle
A0006102biological_processisocitrate metabolic process
A0016491molecular_functionoxidoreductase activity
A0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
A0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
A0046872molecular_functionmetal ion binding
A0051287molecular_functionNAD binding
B0000287molecular_functionmagnesium ion binding
B0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
B0005515molecular_functionprotein binding
B0005634cellular_componentnucleus
B0005739cellular_componentmitochondrion
B0005759cellular_componentmitochondrial matrix
B0005975biological_processcarbohydrate metabolic process
B0006099biological_processtricarboxylic acid cycle
B0006102biological_processisocitrate metabolic process
B0016491molecular_functionoxidoreductase activity
B0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
B0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
B0046872molecular_functionmetal ion binding
B0051287molecular_functionNAD binding
C0000287molecular_functionmagnesium ion binding
C0006099biological_processtricarboxylic acid cycle
C0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
C0051287molecular_functionNAD binding
D0000287molecular_functionmagnesium ion binding
D0006099biological_processtricarboxylic acid cycle
D0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
D0051287molecular_functionNAD binding
E0000287molecular_functionmagnesium ion binding
E0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
E0005515molecular_functionprotein binding
E0005634cellular_componentnucleus
E0005739cellular_componentmitochondrion
E0005759cellular_componentmitochondrial matrix
E0005975biological_processcarbohydrate metabolic process
E0006099biological_processtricarboxylic acid cycle
E0006102biological_processisocitrate metabolic process
E0016491molecular_functionoxidoreductase activity
E0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
E0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
E0046872molecular_functionmetal ion binding
E0051287molecular_functionNAD binding
F0000287molecular_functionmagnesium ion binding
F0006099biological_processtricarboxylic acid cycle
F0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
F0051287molecular_functionNAD binding
G0000287molecular_functionmagnesium ion binding
G0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
G0005515molecular_functionprotein binding
G0005634cellular_componentnucleus
G0005739cellular_componentmitochondrion
G0005759cellular_componentmitochondrial matrix
G0005975biological_processcarbohydrate metabolic process
G0006099biological_processtricarboxylic acid cycle
G0006102biological_processisocitrate metabolic process
G0016491molecular_functionoxidoreductase activity
G0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
G0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
G0046872molecular_functionmetal ion binding
G0051287molecular_functionNAD binding
H0000287molecular_functionmagnesium ion binding
H0006099biological_processtricarboxylic acid cycle
H0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
H0051287molecular_functionNAD binding
I0000287molecular_functionmagnesium ion binding
I0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
I0005515molecular_functionprotein binding
I0005634cellular_componentnucleus
I0005739cellular_componentmitochondrion
I0005759cellular_componentmitochondrial matrix
I0005975biological_processcarbohydrate metabolic process
I0006099biological_processtricarboxylic acid cycle
I0006102biological_processisocitrate metabolic process
I0016491molecular_functionoxidoreductase activity
I0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
I0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
I0046872molecular_functionmetal ion binding
I0051287molecular_functionNAD binding
J0000287molecular_functionmagnesium ion binding
J0006099biological_processtricarboxylic acid cycle
J0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
J0051287molecular_functionNAD binding
K0000287molecular_functionmagnesium ion binding
K0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
K0005515molecular_functionprotein binding
K0005634cellular_componentnucleus
K0005739cellular_componentmitochondrion
K0005759cellular_componentmitochondrial matrix
K0005975biological_processcarbohydrate metabolic process
K0006099biological_processtricarboxylic acid cycle
K0006102biological_processisocitrate metabolic process
K0016491molecular_functionoxidoreductase activity
K0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
K0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
K0046872molecular_functionmetal ion binding
K0051287molecular_functionNAD binding
L0000287molecular_functionmagnesium ion binding
L0006099biological_processtricarboxylic acid cycle
L0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
L0051287molecular_functionNAD binding
M0000287molecular_functionmagnesium ion binding
M0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
M0005515molecular_functionprotein binding
M0005634cellular_componentnucleus
M0005739cellular_componentmitochondrion
M0005759cellular_componentmitochondrial matrix
M0005975biological_processcarbohydrate metabolic process
M0006099biological_processtricarboxylic acid cycle
M0006102biological_processisocitrate metabolic process
M0016491molecular_functionoxidoreductase activity
M0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
M0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
M0046872molecular_functionmetal ion binding
M0051287molecular_functionNAD binding
N0000287molecular_functionmagnesium ion binding
N0006099biological_processtricarboxylic acid cycle
N0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
N0051287molecular_functionNAD binding
O0000287molecular_functionmagnesium ion binding
O0004449molecular_functionisocitrate dehydrogenase (NAD+) activity
O0005515molecular_functionprotein binding
O0005634cellular_componentnucleus
O0005739cellular_componentmitochondrion
O0005759cellular_componentmitochondrial matrix
O0005975biological_processcarbohydrate metabolic process
O0006099biological_processtricarboxylic acid cycle
O0006102biological_processisocitrate metabolic process
O0016491molecular_functionoxidoreductase activity
O0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
O0045242cellular_componentisocitrate dehydrogenase complex (NAD+)
O0046872molecular_functionmetal ion binding
O0051287molecular_functionNAD binding
P0000287molecular_functionmagnesium ion binding
P0006099biological_processtricarboxylic acid cycle
P0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
P0051287molecular_functionNAD binding
Functional Information from PROSITE/UniProt
site_idPS00470
Number of Residues20
DetailsIDH_IMDH Isocitrate and isopropylmalate dehydrogenases signature. NLYGNIiDNlaAglv.GGAGV
ChainResidueDetails
CASN237-VAL256
BASN226-VAL245

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues48
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"28098230","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsSite: {"description":"Critical for catalysis","evidences":[{"source":"PubMed","id":"28098230","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28139779","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsSite: {"description":"Critical for catalysis","evidences":[{"source":"PubMed","id":"28098230","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues8
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"Q9D6R2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q9D6R2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues8
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"Q9D6R2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues15
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"Q9D6R2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues8
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246905

PDB entries from 2025-12-31

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