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This gene encodes a cytoplasmic enzyme in the trans-sulfuration pathway that converts cystathione derived from methionine into cysteine. Glutathione synthesis in the liver is dependent upon the availability of cysteine. Mutations in this gene cause cystathioninuria. Alternative splicing of this gene results in three transcript variants encoding different isoforms. [provided by RefSeq, Jun 2010]
CTH (Cystathionine Gamma-Lyase) is a Protein Coding gene. Diseases associated with CTH include Cystathioninuria and Homocysteinemia. Among its related pathways are Folate Metabolism and One carbon pool by folate. Gene Ontology (GO) annotations related to this gene include calmodulin binding and carbon-sulfur lyase activity.
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0003824 | catalytic activity | IEA | -- |
GO:0004123 | cystathionine gamma-lyase activity | IBA,IDA | 10212249 |
GO:0005515 | protein binding | IPI | 22169477 |
GO:0005516 | calmodulin binding | IEA | -- |
GO:0016829 | lyase activity | IEA | -- |
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0005737 | cytoplasm | IBA | 21873635 |
GO:0005829 | cytosol | TAS | -- |
GO:0070062 | extracellular exosome | HDA | 19056867 |
SuperPathway | Contained pathways | ||
---|---|---|---|
1 | Sulfur amino acid metabolism | ||
2 | Viral mRNA Translation | ||
3 | Folate Metabolism | ||
4 | Metabolism |
.40
|
|
5 | One carbon pool by folate |
Methionine metabolism
.34
|
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0000098 | sulfur amino acid catabolic process | TAS | -- |
GO:0006534 | cysteine metabolic process | TAS | 1339280 |
GO:0008652 | cellular amino acid biosynthetic process | IEA | -- |
GO:0018272 | protein-pyridoxal-5-phosphate linkage via peptidyl-N6-pyridoxal phosphate-L-lysine | IDA | 19019829 |
GO:0019343 | cysteine biosynthetic process via cystathionine | IBA,IDA | 19428278 |
Name | Status | Disease Links | Group | Role | Mechanism of Action | Clinical Trials |
---|---|---|---|---|---|---|
Cysteine | Approved | Nutra | Target | 250 | ||
Pyridoxal Phosphate | Approved, Investigational | Nutra | Target, cofactor | 16 | ||
cystine | Approved | Nutra | 0 | |||
Busulfan | Approved, Investigational | Pharma | 622 | |||
Cyclophosphamide | Approved, Investigational | Pharma | Nitrogen mustard alkylating agent and prodrug. | 3670 |
Name | Synonyms | Role | CAS Number | PubChem IDs | PubMed IDs | |
---|---|---|---|---|---|---|
3-Mercaptopyruvic acid |
|
2464-23-5 |
|
|||
L-Cystathionine |
|
56-88-2 |
|
|||
Methaneselenol |
|
|
||||
Selenocystathionine |
|
2196-58-9 |
|
|||
Thiocysteine |
|
5652-32-4 |
|
ExUns: | 1a | · | 1b | · | 1c | · | 1d | ^ | 2 | ^ | 3 | ^ | 4 | ^ | 5 | ^ | 6 | ^ | 7 | ^ | 8 | ^ | 9 | ^ | 10a | · | 10b | ^ | 11 | ^ | 12a | · | 12b | · | 12c |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SP1: | - | - | |||||||||||||||||||||||||||||||||
SP2: | - | - | - | ||||||||||||||||||||||||||||||||
SP3: | - | - | |||||||||||||||||||||||||||||||||
SP4: | |||||||||||||||||||||||||||||||||||
SP5: |
This gene was present in the common ancestor of animals and fungi.
Organism | Taxonomy | Gene | Similarity | Type | Details |
---|---|---|---|---|---|
Chimpanzee (Pan troglodytes) |
Mammalia | CTH 30 31 |
|
OneToOne | |
Cow (Bos Taurus) |
Mammalia | CTH 30 31 |
|
OneToOne | |
Dog (Canis familiaris) |
Mammalia | CTH 30 31 |
|
OneToOne | |
Mouse (Mus musculus) |
Mammalia | Cth 30 17 31 |
|
OneToOne | |
Rat (Rattus norvegicus) |
Mammalia | Cth 30 |
|
||
Platypus (Ornithorhynchus anatinus) |
Mammalia | CTH 31 |
|
OneToOne | |
Oppossum (Monodelphis domestica) |
Mammalia | CTH 31 |
|
OneToOne | |
Chicken (Gallus gallus) |
Aves | CTH 30 31 |
|
OneToOne | |
Lizard (Anolis carolinensis) |
Reptilia | CTH 31 |
|
OneToOne | |
Tropical Clawed Frog (Silurana tropicalis) |
Amphibia | cth 30 |
|
||
MGC75946 30 |
|
||||
African clawed frog (Xenopus laevis) |
Amphibia | Xl.23893 30 |
|
||
Zebrafish (Danio rerio) |
Actinopterygii | cth 30 31 |
|
OneToMany | |
cthl 31 |
|
OneToMany | |||
wufb48e03 30 |
|
||||
Rainbow Trout (Oncorhynchus mykiss) |
Actinopterygii | Omy.10657 30 |
|
||
Fruit Fly (Drosophila melanogaster) |
Insecta | Eip55E 30 31 32 |
|
OneToOne | |
African malaria mosquito (Anopheles gambiae) |
Insecta | AgaP_AGAP011172 30 |
|
||
Worm (Caenorhabditis elegans) |
Secernentea | cth-2 30 31 |
|
OneToMany | |
ZK1127.10 32 |
|
|
|||
F22B8.6 32 |
|
|
|||
cth-1 31 |
|
OneToMany | |||
C12C8.2 32 |
|
|
|||
cbl-1 31 |
|
OneToMany | |||
Baker's yeast (Saccharomyces cerevisiae) |
Saccharomycetes | CYS3 30 31 33 |
|
OneToOne | |
A. gosspyii yeast (Eremothecium gossypii) |
Saccharomycetes | AGOS_AEL341W 30 |
|
||
K. Lactis Yeast (Kluyveromyces lactis) |
Saccharomycetes | KLLA0F07909g 30 |
|
||
Sea Squirt (Ciona savignyi) |
Ascidiacea | CSA.1723 31 |
|
OneToOne | |
Bread mold (Neurospora crassa) |
Ascomycetes | NCU09230 30 |
|
||
Sea Vase (Ciona intestinalis) |
Ascidiacea | Cin.11783 30 |
|
SNP ID | Clinical significance and condition | Chr 01 pos | Variation | AA Info | Type |
---|---|---|---|---|---|
874345 | Uncertain Significance: Cystathioninuria | 70,430,302(+) | G/C | INTRON_VARIANT | |
874346 | Uncertain Significance: Cystathioninuria | 70,430,355(+) | T/C | MISSENSE_VARIANT | |
874347 | Uncertain Significance: Cystathioninuria | 70,430,380(+) | G/T | MISSENSE_VARIANT | |
874348 | Uncertain Significance: Cystathioninuria | 70,430,404(+) | A/G | INTRON_VARIANT | |
874349 | Uncertain Significance: Cystathioninuria | 70,432,152(+) | G/T | MISSENSE_VARIANT |
Disorder | Aliases | PubMed IDs |
---|---|---|
cystathioninuria |
|
|
homocysteinemia |
|
|
methionine adenosyltransferase i/iii deficiency |
|
|
peptic ulcer disease |
|
|
hypermethioninemia |
|
|