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Substance Name: Seleno-(DL)-cysteine
RN: 3614-08-2
InChIKey: ZKZBPNGNEQAJSX-UHFFFAOYSA-N

Note

  • A naturally occurring amino acid in both eukaryotic and prokaryotic organisms. It is found in tRNAs and in the catalytic site of some enzymes. The genes for glutathione peroxidase and formate dehydrogenase contain the TGA codon, which codes for this amino acid.

Molecular Formula

  • C3-H7-N-O2-Se

Molecular Weight

  • 168.0533
 
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Names and Synonyms

Name of Substance

  • Seleno-(DL)-cysteine
  • Selenocysteine

Synonyms

  • 3-Selenoalanine
  • 3-Selenyl-DL-alanine
  • DL-Selenocysteine
  • HSDB 3534
  • Seleno-(DL)-cysteine
  • Selenocysteine

Systematic Name

  • Alanine, 3-seleno-

Registry Numbers

CAS Registry Number

  • 3614-08-2

Other Registry Number

  • 18312-66-8

System Generated Number

  • 0003614082

Structure Descriptors

InChI

1S/C3H7NO2Se/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)

InChIKey

ZKZBPNGNEQAJSX-UHFFFAOYSA-N

Smiles

C(=O)(C(N)C[SeH])O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LDLo intraperitoneal 4mg/kg (4mg/kg) LIVER: OTHER CHANGES Proceedings of the South Dakota Academy of Science. Vol. 28, Pg. 117, 1949.