| Cystathionine | |
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2-amino-4-(2-amino-2-carboxy-ethyl) thio-butanoic acid |
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Other names
L-Cystathionine; S-[(2R)-2-Amino-2-carboxyethyl]-L-homocysteine |
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| Identifiers | |
| CAS number | 56-88-2 |
| PubChem | 834 |
| ChemSpider | 811 |
| KEGG | C00542 |
| MeSH | Cystathionine |
| ChEBI | CHEBI:17755 |
| ChEMBL | CHEMBL209241 |
| Jmol-3D images | Image 1 |
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| Properties | |
| Molecular formula | C7H14N2O4S |
| Molar mass | 222.263 g/mol |
| (verify) (what is: /?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
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| Infobox references | |
Cystathionine is an intermediate in the synthesis of cysteine.
It is generated from homocysteine and serine by cystathionine beta synthase.
It is cleaved into cysteine and α-ketobutyrate by cystathionine gamma-lyase.
An excess in the urine is called cystathioninuria.
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