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:

"
Glutaredoxin
".

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 110: Protein disulfide-isomerase

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 19 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
Protein heterodimerization activity GO:0046982
Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
7 P05307 (/ISS) P09103 (/ISS) P21195 (/ISS) Q2HWU2 (/ISS) Q5R5B6 (/ISS) Q8R4U2 (/ISS) Q8R4U2 (/ISS)
Integrin binding GO:0005178
Interacting selectively and non-covalently with an integrin.
3 P07237 (/IPI) P07237 (/IPI) P09103 (/IPI)
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
3 P07237 (/IPI) P07237 (/IPI) P09103 (/IPI)
RNA binding GO:0003723
Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
2 P07237 (/HDA) P07237 (/HDA)
Protein disulfide isomerase activity GO:0003756
Catalysis of the rearrangement of both intrachain and interchain disulfide bonds in proteins.
2 P07237 (/EXP) P07237 (/EXP)
Protein disulfide isomerase activity GO:0003756
Catalysis of the rearrangement of both intrachain and interchain disulfide bonds in proteins.
2 P07237 (/IDA) P07237 (/IDA)
Protein disulfide isomerase activity GO:0003756
Catalysis of the rearrangement of both intrachain and interchain disulfide bonds in proteins.
2 P07237 (/TAS) P07237 (/TAS)
Procollagen-proline 4-dioxygenase activity GO:0004656
Catalysis of the reaction: procollagen L-proline + 2-oxoglutarate + O2 = procollagen trans-4-hydroxy-L-proline + succinate + CO2.
2 P07237 (/TAS) P07237 (/TAS)
Peptide disulfide oxidoreductase activity GO:0015037
Catalysis of the reaction: a peptide with reduced sulfide groups = a peptide with oxidized disulfide bonds.
2 P07237 (/IDA) P07237 (/IDA)
Protein heterodimerization activity GO:0046982
Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
2 P07237 (/IDA) P07237 (/IDA)
Protein disulfide isomerase activity GO:0003756
Catalysis of the rearrangement of both intrachain and interchain disulfide bonds in proteins.
1 P04785 (/IMP)
Protein disulfide isomerase activity GO:0003756
Catalysis of the rearrangement of both intrachain and interchain disulfide bonds in proteins.
1 P09103 (/ISO)
Procollagen-proline 4-dioxygenase activity GO:0004656
Catalysis of the reaction: procollagen L-proline + 2-oxoglutarate + O2 = procollagen trans-4-hydroxy-L-proline + succinate + CO2.
1 P05307 (/ISS)
Integrin binding GO:0005178
Interacting selectively and non-covalently with an integrin.
1 P09103 (/ISO)
Peptide disulfide oxidoreductase activity GO:0015037
Catalysis of the reaction: a peptide with reduced sulfide groups = a peptide with oxidized disulfide bonds.
1 P09103 (/ISO)
Enzyme binding GO:0019899
Interacting selectively and non-covalently with any enzyme.
1 P04785 (/IPI)
Enzyme binding GO:0019899
Interacting selectively and non-covalently with any enzyme.
1 P09103 (/ISO)
Protein heterodimerization activity GO:0046982
Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
1 P04785 (/IPI)
Protein heterodimerization activity GO:0046982
Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
1 P09103 (/ISO)

There are 18 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
Peptidyl-proline hydroxylation to 4-hydroxy-L-proline GO:0018401
The modification of peptidyl-proline to form 4-hydroxy-L-proline; catalyzed by procollagen-proline,2-oxoglutarate-4-dioxygenase.
2 P07237 (/IDA) P07237 (/IDA)
Chylomicron assembly GO:0034378
The non-covalent aggregation and arrangement of proteins and lipids in the intestine to form a chylomicron.
2 P07237 (/TAS) P07237 (/TAS)
Very-low-density lipoprotein particle assembly GO:0034379
The non-covalent aggregation and arrangement of proteins and lipids in the liver to form a very-low-density lipoprotein particle.
2 P07237 (/TAS) P07237 (/TAS)
Response to endoplasmic reticulum stress GO:0034976
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stress acting at the endoplasmic reticulum. ER stress usually results from the accumulation of unfolded or misfolded proteins in the ER lumen.
2 P07237 (/IMP) P07237 (/IMP)
Interleukin-12-mediated signaling pathway GO:0035722
A series of molecular signals initiated by the binding of interleukin-12 to a receptor on the surface of a cell, and ending with regulation of a downstream cellular process, e.g. transcription.
2 P07237 (/TAS) P07237 (/TAS)
Interleukin-23-mediated signaling pathway GO:0038155
A series of molecular signals initiated by the binding of interleukin-23 to a receptor on the surface of a cell, and ending with regulation of a downstream cellular process, e.g. transcription.
2 P07237 (/TAS) P07237 (/TAS)
Post-translational protein modification GO:0043687
The process of covalently altering one or more amino acids in a protein after the protein has been completely translated and released from the ribosome.
2 P07237 (/TAS) P07237 (/TAS)
Cellular protein metabolic process GO:0044267
The chemical reactions and pathways involving a specific protein, rather than of proteins in general, occurring at the level of an individual cell. Includes cellular protein modification.
2 P07237 (/TAS) P07237 (/TAS)
Positive regulation of viral entry into host cell GO:0046598
Any process that activates or increases the frequency, rate or extent of the introduction of viral entry into the host cell.
2 P07237 (/IMP) P07237 (/IMP)
Cellular response to hypoxia GO:0071456
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating lowered oxygen tension. Hypoxia, defined as a decline in O2 levels below normoxic levels of 20.8 - 20.95%, results in metabolic adaptation at both the cellular and organismal level.
2 P07237 (/IMP) P07237 (/IMP)
Regulation of oxidative stress-induced intrinsic apoptotic signaling pathway GO:1902175
Any process that modulates the frequency, rate or extent of an oxidative stress-induced intrinsic apoptotic signaling pathway.
2 P07237 (/IMP) P07237 (/IMP)
Peptidyl-proline hydroxylation to 4-hydroxy-L-proline GO:0018401
The modification of peptidyl-proline to form 4-hydroxy-L-proline; catalyzed by procollagen-proline,2-oxoglutarate-4-dioxygenase.
1 P09103 (/ISO)
Peptidyl-proline hydroxylation to 4-hydroxy-L-proline GO:0018401
The modification of peptidyl-proline to form 4-hydroxy-L-proline; catalyzed by procollagen-proline,2-oxoglutarate-4-dioxygenase.
1 P05307 (/ISS)
Response to endoplasmic reticulum stress GO:0034976
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stress acting at the endoplasmic reticulum. ER stress usually results from the accumulation of unfolded or misfolded proteins in the ER lumen.
1 P09103 (/ISO)
Positive regulation of viral entry into host cell GO:0046598
Any process that activates or increases the frequency, rate or extent of the introduction of viral entry into the host cell.
1 P09103 (/ISO)
Cellular response to hypoxia GO:0071456
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating lowered oxygen tension. Hypoxia, defined as a decline in O2 levels below normoxic levels of 20.8 - 20.95%, results in metabolic adaptation at both the cellular and organismal level.
1 P09103 (/ISO)
Cellular response to interleukin-7 GO:0098761
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an interleukin-7 stimulus.
1 P09103 (/IDA)
Regulation of oxidative stress-induced intrinsic apoptotic signaling pathway GO:1902175
Any process that modulates the frequency, rate or extent of an oxidative stress-induced intrinsic apoptotic signaling pathway.
1 P09103 (/ISO)

There are 15 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
Endoplasmic reticulum GO:0005783
The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
7 P04785 (/ISS) P05307 (/ISS) P09102 (/ISS) P21195 (/ISS) Q5R5B6 (/ISS) Q8R4U2 (/ISS) Q8R4U2 (/ISS)
Endoplasmic reticulum GO:0005783
The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
6 A0A024R8S5 (/IDA) A0A024R8S5 (/IDA) P07237 (/IDA) P07237 (/IDA) P09103 (/IDA) Q2HWU2 (/IDA)
External side of plasma membrane GO:0009897
The leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface.
3 P07237 (/IDA) P07237 (/IDA) P09103 (/IDA)
Extracellular region GO:0005576
The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
2 P07237 (/NAS) P07237 (/NAS)
Endoplasmic reticulum GO:0005783
The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
2 P07237 (/TAS) P07237 (/TAS)
Endoplasmic reticulum lumen GO:0005788
The volume enclosed by the membranes of the endoplasmic reticulum.
2 P07237 (/TAS) P07237 (/TAS)
Endoplasmic reticulum-Golgi intermediate compartment GO:0005793
A complex system of membrane-bounded compartments located between endoplasmic reticulum (ER) and the Golgi complex, with a distinctive membrane protein composition; involved in ER-to-Golgi and Golgi-to-ER transport.
2 P07237 (/IDA) P07237 (/IDA)
Focal adhesion GO:0005925
Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments.
2 P07237 (/HDA) P07237 (/HDA)
Procollagen-proline 4-dioxygenase complex GO:0016222
A protein complex that catalyzes the formation of procollagen trans-4-hydroxy-L-proline and succinate from procollagen L-proline and 2-oxoglutarate, requiring Fe2+ and ascorbate. Contains two alpha subunits that contribute to most parts of the catalytic sites, and two beta subunits that are identical to protein-disulfide isomerase.
2 P07237 (/IDA) P07237 (/IDA)
Extracellular exosome GO:0070062
A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
2 P07237 (/HDA) P07237 (/HDA)
Endoplasmic reticulum GO:0005783
The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
1 P09103 (/ISO)
Endoplasmic reticulum-Golgi intermediate compartment GO:0005793
A complex system of membrane-bounded compartments located between endoplasmic reticulum (ER) and the Golgi complex, with a distinctive membrane protein composition; involved in ER-to-Golgi and Golgi-to-ER transport.
1 P09103 (/ISO)
External side of plasma membrane GO:0009897
The leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface.
1 P09103 (/ISO)
Procollagen-proline 4-dioxygenase complex GO:0016222
A protein complex that catalyzes the formation of procollagen trans-4-hydroxy-L-proline and succinate from procollagen L-proline and 2-oxoglutarate, requiring Fe2+ and ascorbate. Contains two alpha subunits that contribute to most parts of the catalytic sites, and two beta subunits that are identical to protein-disulfide isomerase.
1 P09103 (/ISO)
Endoplasmic reticulum chaperone complex GO:0034663
A protein complex that is located in the endoplasmic reticulum and is composed of chaperone proteins, including BiP, GRP94; CaBP1, protein disulfide isomerase (PDI), ERdj3, cyclophilin B, ERp72, GRP170, UDP-glucosyltransferase, and SDF2-L1.
1 P09103 (/IDA)