The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

"
Isopropylmalate Dehydrogenase
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 11: Isocitrate dehydrogenase [NAD] subunit, mitochondr...

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 7 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Isocitrate dehydrogenase (NAD+) activity GO:0004449
Catalysis of the reaction: isocitrate + NAD+ = 2-oxoglutarate + CO2 + NADH + H+.
6 P41564 (/ISS) P41565 (/ISS) P51553 (/ISS) P70404 (/ISS) P70404 (/ISS) Q58CP0 (/ISS)
Magnesium ion binding GO:0000287
Interacting selectively and non-covalently with magnesium (Mg) ions.
5 P41564 (/ISS) P41565 (/ISS) P70404 (/ISS) P70404 (/ISS) Q58CP0 (/ISS)
Magnesium ion binding GO:0000287
Interacting selectively and non-covalently with magnesium (Mg) ions.
2 P70404 (/ISO) P70404 (/ISO)
Isocitrate dehydrogenase (NAD+) activity GO:0004449
Catalysis of the reaction: isocitrate + NAD+ = 2-oxoglutarate + CO2 + NADH + H+.
2 P70404 (/ISO) P70404 (/ISO)
Magnesium ion binding GO:0000287
Interacting selectively and non-covalently with magnesium (Mg) ions.
1 P51553 (/IDA)
Isocitrate dehydrogenase (NAD+) activity GO:0004449
Catalysis of the reaction: isocitrate + NAD+ = 2-oxoglutarate + CO2 + NADH + H+.
1 P41565 (/IDA)
Isocitrate dehydrogenase (NAD+) activity GO:0004449
Catalysis of the reaction: isocitrate + NAD+ = 2-oxoglutarate + CO2 + NADH + H+.
1 P51553 (/TAS)

There are 13 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Isocitrate metabolic process GO:0006102
The chemical reactions and pathways involving isocitrate, the anion of isocitric acid, 1-hydroxy-1,2,3-propanetricarboxylic acid. Isocitrate is an important intermediate in the TCA cycle and the glycoxylate cycle.
6 P41564 (/ISS) P41565 (/ISS) P51553 (/ISS) P70404 (/ISS) P70404 (/ISS) Q58CP0 (/ISS)
Tricarboxylic acid cycle GO:0006099
A nearly universal metabolic pathway in which the acetyl group of acetyl coenzyme A is effectively oxidized to two CO2 and four pairs of electrons are transferred to coenzymes. The acetyl group combines with oxaloacetate to form citrate, which undergoes successive transformations to isocitrate, 2-oxoglutarate, succinyl-CoA, succinate, fumarate, malate, and oxaloacetate again, thus completing the cycle. In eukaryotes the tricarboxylic acid is confined to the mitochondria. See also glyoxylate cycle.
2 P70404 (/ISO) P70404 (/ISO)
Tricarboxylic acid cycle GO:0006099
A nearly universal metabolic pathway in which the acetyl group of acetyl coenzyme A is effectively oxidized to two CO2 and four pairs of electrons are transferred to coenzymes. The acetyl group combines with oxaloacetate to form citrate, which undergoes successive transformations to isocitrate, 2-oxoglutarate, succinyl-CoA, succinate, fumarate, malate, and oxaloacetate again, thus completing the cycle. In eukaryotes the tricarboxylic acid is confined to the mitochondria. See also glyoxylate cycle.
2 P41565 (/TAS) P51553 (/TAS)
Isocitrate metabolic process GO:0006102
The chemical reactions and pathways involving isocitrate, the anion of isocitric acid, 1-hydroxy-1,2,3-propanetricarboxylic acid. Isocitrate is an important intermediate in the TCA cycle and the glycoxylate cycle.
2 P70404 (/ISO) P70404 (/ISO)
2-oxoglutarate metabolic process GO:0006103
The chemical reactions and pathways involving oxoglutarate, the dianion of 2-oxoglutaric acid. It is a key constituent of the TCA cycle and a key intermediate in amino-acid metabolism.
2 P70404 (/ISO) P70404 (/ISO)
NADH metabolic process GO:0006734
The chemical reactions and pathways involving reduced nicotinamide adenine dinucleotide (NADH), a coenzyme present in most living cells and derived from the B vitamin nicotinic acid.
2 P70404 (/ISO) P70404 (/ISO)
Negative regulation of growth GO:0045926
Any process that stops, prevents or reduces the rate or extent of growth, the increase in size or mass of all or part of an organism.
2 P70404 (/ISO) P70404 (/ISO)
Carbohydrate metabolic process GO:0005975
The chemical reactions and pathways involving carbohydrates, any of a group of organic compounds based of the general formula Cx(H2O)y. Includes the formation of carbohydrate derivatives by the addition of a carbohydrate residue to another molecule.
1 P51553 (/NAS)
Tricarboxylic acid cycle GO:0006099
A nearly universal metabolic pathway in which the acetyl group of acetyl coenzyme A is effectively oxidized to two CO2 and four pairs of electrons are transferred to coenzymes. The acetyl group combines with oxaloacetate to form citrate, which undergoes successive transformations to isocitrate, 2-oxoglutarate, succinyl-CoA, succinate, fumarate, malate, and oxaloacetate again, thus completing the cycle. In eukaryotes the tricarboxylic acid is confined to the mitochondria. See also glyoxylate cycle.
1 P41565 (/IDA)
Isocitrate metabolic process GO:0006102
The chemical reactions and pathways involving isocitrate, the anion of isocitric acid, 1-hydroxy-1,2,3-propanetricarboxylic acid. Isocitrate is an important intermediate in the TCA cycle and the glycoxylate cycle.
1 P41565 (/IDA)
2-oxoglutarate metabolic process GO:0006103
The chemical reactions and pathways involving oxoglutarate, the dianion of 2-oxoglutaric acid. It is a key constituent of the TCA cycle and a key intermediate in amino-acid metabolism.
1 P41565 (/IDA)
NADH metabolic process GO:0006734
The chemical reactions and pathways involving reduced nicotinamide adenine dinucleotide (NADH), a coenzyme present in most living cells and derived from the B vitamin nicotinic acid.
1 P41565 (/IDA)
Negative regulation of growth GO:0045926
Any process that stops, prevents or reduces the rate or extent of growth, the increase in size or mass of all or part of an organism.
1 P41565 (/IMP)

There are 11 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Mitochondrion GO:0005739
A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
7 P41564 (/ISS) P41565 (/ISS) P51553 (/ISS) P70404 (/ISS) P70404 (/ISS) Q58CP0 (/ISS) Q58DM0 (/ISS)
Nucleolus GO:0005730
A small, dense body one or more of which are present in the nucleus of eukaryotic cells. It is rich in RNA and protein, is not bounded by a limiting membrane, and is not seen during mitosis. Its prime function is the transcription of the nucleolar DNA into 45S ribosomal-precursor RNA, the processing of this RNA into 5.8S, 18S, and 28S components of ribosomal RNA, and the association of these components with 5S RNA and proteins synthesized outside the nucleolus. This association results in the formation of ribonucleoprotein precursors; these pass into the cytoplasm and mature into the 40S and 60S subunits of the ribosome.
4 E7EQB8 (/IDA) G5E9Q7 (/IDA) G5E9Q7 (/IDA) P51553 (/IDA)
Mitochondrion GO:0005739
A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
4 E7EQB8 (/IDA) G5E9Q7 (/IDA) G5E9Q7 (/IDA) P51553 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
3 G5E9Q7 (/IDA) G5E9Q7 (/IDA) P51553 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
2 P70404 (/ISO) P70404 (/ISO)
Nucleolus GO:0005730
A small, dense body one or more of which are present in the nucleus of eukaryotic cells. It is rich in RNA and protein, is not bounded by a limiting membrane, and is not seen during mitosis. Its prime function is the transcription of the nucleolar DNA into 45S ribosomal-precursor RNA, the processing of this RNA into 5.8S, 18S, and 28S components of ribosomal RNA, and the association of these components with 5S RNA and proteins synthesized outside the nucleolus. This association results in the formation of ribonucleoprotein precursors; these pass into the cytoplasm and mature into the 40S and 60S subunits of the ribosome.
2 P70404 (/ISO) P70404 (/ISO)
Mitochondrion GO:0005739
A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
2 P70404 (/HDA) P70404 (/HDA)
Mitochondrion GO:0005739
A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
2 P70404 (/ISO) P70404 (/ISO)
Mitochondrion GO:0005739
A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
1 P41565 (/TAS)
Mitochondrial matrix GO:0005759
The gel-like material, with considerable fine structure, that lies in the matrix space, or lumen, of a mitochondrion. It contains the enzymes of the tricarboxylic acid cycle and, in some organisms, the enzymes concerned with fatty acid oxidation.
1 P51553 (/TAS)
Mitochondrial isocitrate dehydrogenase complex (NAD+) GO:0005962
Mitochondrial complex that possesses isocitrate dehydrogenase (NAD+) activity.
1 P41565 (/IC)