The name of this superfamily has been modified since the most recent official CATH+ release (v4_4_0). At the point of the last release, this superfamily was: waiting to be named.

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 3: Heat shock protein 9

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 15 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).
4 P38646 (/IPI) P38646 (/IPI) P38647 (/IPI) P48721 (/IPI)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
3 F1QFC0 (/NAS) Q5XJ12 (/NAS) Q7ZYY3 (/NAS)
ATPase activity GO:0016887
Catalysis of the reaction: ATP + H2O = ADP + phosphate + 2 H+. May or may not be coupled to another reaction.
3 F1QFC0 (/NAS) Q5XJ12 (/NAS) Q7ZYY3 (/NAS)
RNA binding GO:0003723
Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
2 P38646 (/HDA) P38646 (/HDA)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
2 P38646 (/IPI) P38646 (/IPI)
Unfolded protein binding GO:0051082
Interacting selectively and non-covalently with an unfolded protein.
2 P29845 (/ISS) P29845 (/ISS)
Unfolded protein binding GO:0051082
Interacting selectively and non-covalently with an unfolded protein.
2 P38646 (/TAS) P38646 (/TAS)
Fibroblast growth factor binding GO:0017134
Interacting selectively and non-covalently with a fibroblast growth factor.
1 P48721 (/IPI)
Fibroblast growth factor binding GO:0017134
Interacting selectively and non-covalently with a fibroblast growth factor.
1 P38647 (/ISO)
Enzyme binding GO:0019899
Interacting selectively and non-covalently with any enzyme.
1 P38647 (/IPI)
Heat shock protein binding GO:0031072
Interacting selectively and non-covalently with a heat shock protein, any protein synthesized or activated in response to heat shock.
1 P48721 (/IPI)
Heat shock protein binding GO:0031072
Interacting selectively and non-covalently with a heat shock protein, any protein synthesized or activated in response to heat shock.
1 P38647 (/ISO)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
1 P38647 (/ISO)
Chaperone binding GO:0051087
Interacting selectively and non-covalently with a chaperone protein, a class of proteins that bind to nascent or unfolded polypeptides and ensure correct folding or transport.
1 P48721 (/IPI)
Chaperone binding GO:0051087
Interacting selectively and non-covalently with a chaperone protein, a class of proteins that bind to nascent or unfolded polypeptides and ensure correct folding or transport.
1 P38647 (/ISO)

There are 36 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
Erythrocyte differentiation GO:0030218
The process in which a myeloid precursor cell acquires specializes features of an erythrocyte.
6 O35501 (/ISS) P38647 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Regulation of erythrocyte differentiation GO:0045646
Any process that modulates the frequency, rate or extent of erythrocyte differentiation.
6 O35501 (/ISS) P38647 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Negative regulation of erythrocyte differentiation GO:0045647
Any process that stops, prevents, or reduces the frequency, rate or extent of erythrocyte differentiation.
6 O35501 (/ISS) P38647 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Protein folding GO:0006457
The process of assisting in the covalent and noncovalent assembly of single chain polypeptides or multisubunit complexes into the correct tertiary structure.
5 Q26733 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS)
SRP-dependent cotranslational protein targeting to membrane GO:0006614
The targeting of proteins to a membrane that occurs during translation and is dependent upon two key components, the signal-recognition particle (SRP) and the SRP receptor. SRP is a cytosolic particle that transiently binds to the endoplasmic reticulum (ER) signal sequence in a nascent protein, to the large ribosomal unit, and to the SRP receptor in the ER membrane.
5 Q26733 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS) Q384Q5 (/TAS)
Iron-sulfur cluster assembly GO:0016226
The incorporation of iron and exogenous sulfur into a metallo-sulfur cluster.
5 O35501 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Negative regulation of hematopoietic stem cell differentiation GO:1902037
Any process that stops, prevents or reduces the frequency, rate or extent of hematopoietic stem cell differentiation.
5 O35501 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Negative regulation of hemopoiesis GO:1903707
Any process that stops, prevents or reduces the frequency, rate or extent of hemopoiesis.
5 O35501 (/ISS) P48721 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/ISS)
Posttranscriptional regulation of gene expression GO:0010608
Any process that modulates the frequency, rate or extent of gene expression after the production of an RNA transcript.
3 Q585X3 (/IDA) Q585X3 (/IDA) Q585X3 (/IDA)
Iron-sulfur cluster assembly GO:0016226
The incorporation of iron and exogenous sulfur into a metallo-sulfur cluster.
3 P38646 (/IMP) P38646 (/IMP) P38647 (/IMP)
Hemopoiesis GO:0030097
The process whose specific outcome is the progression of the myeloid and lymphoid derived organ/tissue systems of the blood and other parts of the body over time, from formation to the mature structure. The site of hemopoiesis is variable during development, but occurs primarily in bone marrow or kidney in many adult vertebrates.
3 F1QFC0 (/IMP) Q5XJ12 (/IMP) Q7ZYY3 (/IMP)
Fin regeneration GO:0031101
The regrowth of fin tissue following its loss or destruction.
3 F1QFC0 (/IMP) Q5XJ12 (/IMP) Q7ZYY3 (/IMP)
Autophagy of mitochondrion GO:0000422
The autophagic process in which mitochondria are delivered to the vacuole and degraded in response to changing cellular conditions.
2 P29845 (/IMP) P29845 (/IMP)
Protein folding GO:0006457
The process of assisting in the covalent and noncovalent assembly of single chain polypeptides or multisubunit complexes into the correct tertiary structure.
2 P29845 (/ISS) P29845 (/ISS)
Positive regulation of mitochondrial membrane potential GO:0010918
Any process that activates or increases the frequency, rate or extent of establishment or extent of a mitochondrial membrane potential, the electric potential existing across any mitochondrial membrane arising from charges in the membrane itself and from the charges present in the media on either side of the membrane.
2 P29845 (/IMP) P29845 (/IMP)
Erythrocyte differentiation GO:0030218
The process in which a myeloid precursor cell acquires specializes features of an erythrocyte.
2 P38646 (/IMP) P38646 (/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 P38646 (/TAS) P38646 (/TAS)
Negative regulation of apoptotic process GO:0043066
Any process that stops, prevents, or reduces the frequency, rate or extent of cell death by apoptotic process.
2 P38646 (/TAS) P38646 (/TAS)
Regulation of erythrocyte differentiation GO:0045646
Any process that modulates the frequency, rate or extent of erythrocyte differentiation.
2 P38646 (/IMP) P38646 (/IMP)
Negative regulation of erythrocyte differentiation GO:0045647
Any process that stops, prevents, or reduces the frequency, rate or extent of erythrocyte differentiation.
2 P38646 (/IMP) P38646 (/IMP)
Mitochondrion morphogenesis GO:0070584
The process in which the anatomical structures of a mitochondrion are generated and organized.
2 P29845 (/IMP) P29845 (/IMP)
Protein export from nucleus GO:0006611
The directed movement of a protein from the nucleus into the cytoplasm.
1 P38647 (/IDA)
Response to toxic substance GO:0009636
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 toxic stimulus.
1 P48721 (/IEP)
Iron-sulfur cluster assembly GO:0016226
The incorporation of iron and exogenous sulfur into a metallo-sulfur cluster.
1 P38647 (/ISO)
Erythrocyte differentiation GO:0030218
The process in which a myeloid precursor cell acquires specializes features of an erythrocyte.
1 P38647 (/ISO)
Regulation of erythrocyte differentiation GO:0045646
Any process that modulates the frequency, rate or extent of erythrocyte differentiation.
1 P38647 (/ISO)
Negative regulation of erythrocyte differentiation GO:0045647
Any process that stops, prevents, or reduces the frequency, rate or extent of erythrocyte differentiation.
1 P38647 (/ISO)
Protein autophosphorylation GO:0046777
The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation).
1 P48721 (/IDA)
Protein autophosphorylation GO:0046777
The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation).
1 P38647 (/ISO)
Response to folic acid GO:0051593
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 folic acid stimulus.
1 P48721 (/IEP)
Negative regulation of cell death GO:0060548
Any process that decreases the rate or frequency of cell death. Cell death is the specific activation or halting of processes within a cell so that its vital functions markedly cease, rather than simply deteriorating gradually over time, which culminates in cell death.
1 P48721 (/IDA)
Negative regulation of cell death GO:0060548
Any process that decreases the rate or frequency of cell death. Cell death is the specific activation or halting of processes within a cell so that its vital functions markedly cease, rather than simply deteriorating gradually over time, which culminates in cell death.
1 P38647 (/ISO)
Cellular response to interleukin-1 GO:0071347
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-1 stimulus.
1 P48721 (/IEP)
Response to thyroxine GO:0097068
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 thyroxine stimulus.
1 P48721 (/IEP)
Negative regulation of hematopoietic stem cell differentiation GO:1902037
Any process that stops, prevents or reduces the frequency, rate or extent of hematopoietic stem cell differentiation.
1 P38647 (/IMP)
Negative regulation of hemopoiesis GO:1903707
Any process that stops, prevents or reduces the frequency, rate or extent of hemopoiesis.
1 P38647 (/IMP)

There are 21 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 P38646 (/IDA) P38646 (/IDA) P38647 (/IDA) P48721 (/IDA) Q585X3 (/IDA) Q585X3 (/IDA) Q585X3 (/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.
6 O35501 (/ISS) P29845 (/ISS) P29845 (/ISS) Q3ZCH0 (/ISS) Q5R511 (/ISS) Q5ZM98 (/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).
5 Q26733 (/EXP) Q384Q5 (/EXP) Q384Q5 (/EXP) Q384Q5 (/EXP) Q384Q5 (/EXP)
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).
5 Q26733 (/IDA) Q384Q5 (/IDA) Q384Q5 (/IDA) Q384Q5 (/IDA) Q384Q5 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
3 P38646 (/TAS) P38646 (/TAS) P38647 (/TAS)
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.
3 P29845 (/HDA) P29845 (/HDA) P38647 (/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.
3 Q585X3 (/RCA) Q585X3 (/RCA) Q585X3 (/RCA)
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.
3 F1QFC0 (/NAS) Q5XJ12 (/NAS) Q7ZYY3 (/NAS)
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.
3 P38646 (/HDA) P38646 (/HDA) P48741 (/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 P38646 (/TAS) P38646 (/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.
2 P38646 (/TAS) P38646 (/TAS)
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 P38646 (/HDA) P38646 (/HDA)
Mitochondrial nucleoid GO:0042645
The region of a mitochondrion to which the DNA is confined.
2 P38646 (/IDA) P38646 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 P48721 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 P38647 (/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 P38647 (/ISO)
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 P38647 (/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 Q4Q8E6 (/ISO)
Mitochondrial nucleoid GO:0042645
The region of a mitochondrion to which the DNA is confined.
1 P38647 (/ISO)
Myelin sheath GO:0043209
An electrically insulating fatty layer that surrounds the axons of many neurons. It is an outgrowth of glial cells: Schwann cells supply the myelin for peripheral neurons while oligodendrocytes supply it to those of the central nervous system.
1 P38647 (/HDA)
Blood microparticle GO:0072562
A phospholipid microvesicle that is derived from any of several cell types, such as platelets, blood cells, endothelial cells, or others, and contains membrane receptors as well as other proteins characteristic of the parental cell. Microparticles are heterogeneous in size, and are characterized as microvesicles free of nucleic acids.
1 P48741 (/HDA)
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