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: 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 2: 30S ribosomal protein S5

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 6 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
Structural constituent of ribosome GO:0003735
The action of a molecule that contributes to the structural integrity of the ribosome.
636 C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA)
(626 more)
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).
318 P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI) P0A7W1 (/IPI)
(308 more)
Structural constituent of ribosome GO:0003735
The action of a molecule that contributes to the structural integrity of the ribosome.
15 Q8SYP9 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS)
(5 more)
Structural constituent of ribosome GO:0003735
The action of a molecule that contributes to the structural integrity of the ribosome.
2 Q2KID9 (/HDA) Q2KID9 (/HDA)
RNA binding GO:0003723
Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
1 P82675 (/HDA)
Structural constituent of ribosome GO:0003735
The action of a molecule that contributes to the structural integrity of the ribosome.
1 Q8SYP9 (/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
Ribosomal small subunit assembly GO:0000028
The aggregation, arrangement and bonding together of constituent RNAs and proteins to form the small ribosomal subunit.
636 C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA)
(626 more)
Maintenance of translational fidelity GO:1990145
Suppression of the occurrence of translational errors, such as codon-anticodon mis-paring, during the process of translation of a protein using an mRNA template.
318 P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP) P0A7W1 (/IMP)
(308 more)
Translation GO:0006412
The cellular metabolic process in which a protein is formed, using the sequence of a mature mRNA or circRNA molecule to specify the sequence of amino acids in a polypeptide chain. Translation is mediated by the ribosome, and begins with the formation of a ternary complex between aminoacylated initiator methionine tRNA, GTP, and initiation factor 2, which subsequently associates with the small subunit of the ribosome and an mRNA or circRNA. Translation ends with the release of a polypeptide chain from the ribosome.
15 Q8SYP9 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS)
(5 more)
Mitochondrial translation GO:0032543
The chemical reactions and pathways resulting in the formation of a protein in a mitochondrion. This is a ribosome-mediated process in which the information in messenger RNA (mRNA) is used to specify the sequence of amino acids in the protein; the mitochondrion has its own ribosomes and transfer RNAs, and uses a genetic code that differs from the nuclear code.
2 Q2KID9 (/HDA) Q2KID9 (/HDA)
Response to cold GO:0009409
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 cold stimulus, a temperature stimulus below the optimal temperature for that organism.
1 P93014 (/IEP)
Response to cold GO:0009409
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 cold stimulus, a temperature stimulus below the optimal temperature for that organism.
1 P93014 (/IMP)
Adaxial/abaxial pattern specification GO:0009955
The regionalization process in which differences in cell differentiation along the adaxial/abaxial are generated. Adaxial refers to being situated toward an axis of an anatomical structure. Abaxial refers to being situated away from an axis of an anatomical structure.
1 P93014 (/IGI)
Mitochondrial translation GO:0032543
The chemical reactions and pathways resulting in the formation of a protein in a mitochondrion. This is a ribosome-mediated process in which the information in messenger RNA (mRNA) is used to specify the sequence of amino acids in the protein; the mitochondrion has its own ribosomes and transfer RNAs, and uses a genetic code that differs from the nuclear code.
1 Q8SYP9 (/TAS)
Plastid translation GO:0032544
The chemical reactions and pathways resulting in the formation of a protein in a plastid. This is a ribosome-mediated process in which the information in messenger RNA (mRNA) is used to specify the sequence of amino acids in the protein; the plastid has its own ribosomes and transfer RNAs, and uses a genetic code that differs from the nuclear code.
1 P93014 (/IMP)
Response to cadmium ion GO:0046686
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 cadmium (Cd) ion stimulus.
1 P93014 (/IEP)
Mitochondrial translational elongation GO:0070125
The successive addition of amino acid residues to a nascent polypeptide chain during protein biosynthesis in a mitochondrion.
1 P82675 (/TAS)
Mitochondrial translational termination GO:0070126
The process resulting in the release of a polypeptide chain from the ribosome in a mitochondrion, usually in response to a termination codon (note that mitochondria use variants of the universal genetic code that differ between different taxa).
1 P82675 (/TAS)
Chloroplast rRNA processing GO:1901259
Any rRNA processing that takes place in chloroplast.
1 P93014 (/IMP)

There are 24 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
Cytosolic small ribosomal subunit GO:0022627
The small subunit of a ribosome located in the cytosol.
636 C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA) C3SR27 (/IDA)
(626 more)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
318 P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA) P0A7W1 (/IDA)
(308 more)
Cytosolic small ribosomal subunit GO:0022627
The small subunit of a ribosome located in the cytosol.
14 Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS) Q9KP01 (/ISS)
(4 more)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
8 P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA)
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.
8 P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA) P9WH33 (/HDA)
Mitochondrial small ribosomal subunit GO:0005763
The smaller of the two subunits of a mitochondrial ribosome.
6 A8Y3Q1 (/ISS) Q5REJ1 (/ISS) Q5REJ1 (/ISS) Q8SYP9 (/ISS) Q93425 (/ISS) Q99N87 (/ISS)
Mitochondrial inner membrane GO:0005743
The inner, i.e. lumen-facing, lipid bilayer of the mitochondrial envelope. It is highly folded to form cristae.
3 P82675 (/TAS) Q2KID9 (/TAS) Q2KID9 (/TAS)
Mitochondrial small ribosomal subunit GO:0005763
The smaller of the two subunits of a mitochondrial ribosome.
3 P82675 (/IDA) Q2KID9 (/IDA) Q2KID9 (/IDA)
Mitochondrial small ribosomal subunit GO:0005763
The smaller of the two subunits of a mitochondrial ribosome.
2 Q2KID9 (/HDA) Q2KID9 (/HDA)
Endosome GO:0005768
A vacuole to which materials ingested by endocytosis are delivered.
2 Q6GKU7 (/IDA) Q6GKU7 (/IDA)
Golgi apparatus GO:0005794
A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions.
2 Q6GKU7 (/IDA) Q6GKU7 (/IDA)
Trans-Golgi network GO:0005802
The network of interconnected tubular and cisternal structures located within the Golgi apparatus on the side distal to the endoplasmic reticulum, from which secretory vesicles emerge. The trans-Golgi network is important in the later stages of protein secretion where it is thought to play a key role in the sorting and targeting of secreted proteins to the correct destination.
2 Q6GKU7 (/IDA) Q6GKU7 (/IDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 P93014 (/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.
1 Q99N87 (/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.
1 P82675 (/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.
1 Q99N87 (/ISO)
Mitochondrial small ribosomal subunit GO:0005763
The smaller of the two subunits of a mitochondrial ribosome.
1 Q99N87 (/ISO)
Mitochondrial small ribosomal subunit GO:0005763
The smaller of the two subunits of a mitochondrial ribosome.
1 Q8SYP9 (/TAS)
Chloroplast GO:0009507
A chlorophyll-containing plastid with thylakoids organized into grana and frets, or stroma thylakoids, and embedded in a stroma.
1 P93014 (/IDA)
Chloroplast thylakoid GO:0009534
Sac-like membranous structures (cisternae) in a chloroplast combined into stacks (grana) and present singly in the stroma (stroma thylakoids or frets) as interconnections between grana. An example of this component is found in Arabidopsis thaliana.
1 P93014 (/IDA)
Chloroplast thylakoid membrane GO:0009535
The pigmented membrane of a chloroplast thylakoid. An example of this component is found in Arabidopsis thaliana.
1 P93014 (/IDA)
Chloroplast stroma GO:0009570
The space enclosed by the double membrane of a chloroplast but excluding the thylakoid space. It contains DNA, ribosomes and some temporary products of photosynthesis.
1 P93014 (/IDA)
Thylakoid GO:0009579
A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
1 P93014 (/IDA)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 P93014 (/IDA)
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