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Cysteinyldopa MeSH Descriptor Data 2025


MeSH Heading
Cysteinyldopa
Tree Number(s)
D02.092.311.200.180
D02.455.426.559.389.657.166.175.200.180
D02.886.030.230.330
D12.125.072.050.685.400.180
D12.125.072.050.875.130.180
D12.125.166.230.330
Unique ID
D003548
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003548
Annotation
/biosyn /‌physiol permitted
Scope Note
Found in large amounts in the plasma and urine of patients with malignant melanoma. It is therefore used in the diagnosis of melanoma and for the detection of postoperative metastases. Cysteinyldopa is believed to be formed by the rapid enzymatic hydrolysis of 5-S-glutathionedopa found in melanin-producing cells.
Entry Term(s)
5-S-Cysteinyldopa
Registry Numbers
19641-92-0
CAS Type 1 Name
L-Tyrosine, 3-((2-amino-2-carboxyethyl)thio)-5-hydroxy-, (R)-
Previous Indexing
Cysteine (1966-1976)
Dopa (1966-1976)
Public MeSH Note
91; was see under DOPA 1977-90
History Note
91(77); was see under DOPA 1977-90
Date Established
1991/01/01
Date of Entry
1976/04/27
Revision Date
2018/06/30
Cysteinyldopa Preferred
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