The name of this superfamily has been modified since the most recent official CATH+ release (v4_2_0). At the point of the last release, this superfamily was named:

"
Cupredoxins - blue copper proteins
".

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 24085: Iron transport multicopper oxidase FET3

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 8 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 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 P38993 (/IPI) P43561 (/IPI) Q09920 (/IPI)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 P38993 (/IDA)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 P43561 (/IGI)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 A0A1D8PPD8 (/IMP)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 Q09920 (/ISO)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 P43561 (/ISS)
Ferroxidase activity GO:0004322
Catalysis of the reaction: 4 Fe2+ + 4 H+ + O2 = 4 Fe3+ + 2 H2O.
1 A0A1D8PPC9 (/NAS)
Oxidoreductase activity GO:0016491
Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
1 Q9C1Z1 (/NAS)

There are 20 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
High-affinity iron ion transmembrane transport GO:0006827
A process in which an iron ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore. In high-affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations.
2 A0A1D8PPD8 (/IMP) P38993 (/IMP)
Cellular response to iron ion starvation GO:0010106
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 deprivation of iron ions.
2 A0A1D8PPC9 (/IMP) Q5A503 (/IMP)
Cellular response to iron ion GO:0071281
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 iron ion stimulus.
2 A0A1D8PPC9 (/IMP) Q5A503 (/IMP)
Prostaglandin biosynthetic process GO:0001516
The chemical reactions and pathways resulting in the formation of prostaglandins, any of a group of biologically active metabolites which contain a cyclopentane ring.
1 A0A1D8PPD8 (/IMP)
Iron ion transport GO:0006826
The directed movement of iron (Fe) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 Q9C1Z1 (/IDA)
Iron ion transport GO:0006826
The directed movement of iron (Fe) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 P43561 (/IMP)
High-affinity iron ion transmembrane transport GO:0006827
A process in which an iron ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore. In high-affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations.
1 P38993 (/IGI)
Pathogenesis GO:0009405
The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
1 A0A1D8PPC9 (/IMP)
Cellular response to iron ion starvation GO:0010106
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 deprivation of iron ions.
1 E9R598 (/IEP)
Iron assimilation by reduction and transport GO:0033215
A process in which iron is solubilized by reduction from Fe3+ to Fe2+ via a cell surface reductase and subsequent transport of the iron across the membrane by iron uptake proteins.
1 P38993 (/IMP)
Iron assimilation by reduction and transport GO:0033215
A process in which iron is solubilized by reduction from Fe3+ to Fe2+ via a cell surface reductase and subsequent transport of the iron across the membrane by iron uptake proteins.
1 Q09920 (/TAS)
Iron ion transmembrane transport GO:0034755
A process in which an iron ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
1 A0A1D8PPC9 (/IMP)
Cellular response to drug GO:0035690
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 drug stimulus. A drug is a substance used in the diagnosis, treatment or prevention of a disease.
1 A0A1D8PPE2 (/IMP)
Filamentous growth of a population of unicellular organisms in response to starvation GO:0036170
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to deprivation of nourishment.
1 A0A1D8PPC9 (/IMP)
Filamentous growth of a population of unicellular organisms in response to biotic stimulus GO:0036180
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to a biotic (living) stimulus.
1 A0A1D8PPC9 (/IMP)
Melanin biosynthetic process GO:0042438
The chemical reactions and pathways resulting in the formation of melanins, pigments largely of animal origin. High molecular weight polymers of indole quinone, they are irregular polymeric structures and are divided into three groups: allomelanins in the plant kingdom and eumelanins and phaeomelanins in the animal kingdom.
1 Q4WZB4 (/IMP)
Pigment biosynthetic process GO:0046148
The chemical reactions and pathways resulting in the formation of a pigment, any general or particular coloring matter in living organisms, e.g. melanin.
1 Q4WZB4 (/IMP)
Response to copper ion GO:0046688
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a copper ion stimulus.
1 P38993 (/IMP)
Ferrous iron import across plasma membrane GO:0098707
The directed movement of ferrous iron ions (Fe(II) or Fe2+) from outside of a cell, across the plasma membrane and into the cytosol.
1 Q09920 (/IMP)
Arsenate ion transmembrane transport GO:1901684
The directed movement of arsenate ion across a membrane.
1 P38993 (/IGI)

There are 6 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
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
5 A0A1D8PPC9 (/IDA) A0A1D8PPD8 (/IDA) A0A1D8PPE2 (/IDA) A0A1D8PPE6 (/IDA) P38993 (/IDA)
Fungal-type vacuole membrane GO:0000329
The lipid bilayer surrounding a vacuole, the shape of which correlates with cell cycle phase. The membrane separates its contents from the cytoplasm of the cell. An example of this structure is found in Saccharomyces cerevisiae.
2 P43561 (/IDA) Q5A503 (/IDA)
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 Q09920 (/IDA)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
1 Q09920 (/ISO)
Cell surface GO:0009986
The external part of the cell wall and/or plasma membrane.
1 A0A1D8PPE6 (/IDA)
High-affinity iron permease complex GO:0033573
A protein complex composed of a multicopper ferroxidase that oxidizes Fe(II) to Fe(III), and a ferric iron permease that transports the produced Fe(III) into the cell. In high-affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations.
1 P38993 (/IDA)