Cysteine

L-Cysteine
L-Cystein - L-Cysteine.svg
L-cysteine-3D-balls2.png
L-cysteine-3D-vdW2.png
Names
IUPAC name
Cysteine
Ither names
2-Amino-3-sulfhydrylpropanoic acid
Identifiers
Jmol-3D imagesImage
Image
ChEBICHEBI:15356 YesY
ChEMBLChEMBL54943 YesY
ChemSpider574 (Racemic) YesY
5653 (L-form) YesY
ECHA InfoCard100.000.145
200-158-2
E nummerE920 (glazin agents, ...)
KEGGD00026 YesY
UNIIK848JZ4886 YesY
Properties[2]
C3H7NO2S
Molar mass121.15 g·mol−1
Appearancewhite creestals or pouder
Meltin pynt240 °C (464 °F; 513 K) decompones
soluble
Solubility1.5g/100g ethanol 19 degC [1]
Chiral rotation [α]D+9.4° (H2O, c = 1.3)
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
YesY verify (whit is YesYN ?)
Infobox references

Cysteine (abbreviatit as Cys or C)[3] is a semi-essential[4] proteinogenic amino acid wi the formula HO2CCH(NH2)CH2SH.

  • references

References

  1. Belitz, H.-D; Grosch, Werner; Schieberle, Peter (2009-02-27). Food Chemistry. ISBN 9783540699330 
  2. Weast, Robert C., ed. (1981). CRC Handbook of Chemistry and Physics (62nd ed.). Boca Raton, FL: CRC Press. p. C-259. ISBN 0-8493-0462-8. .
  3. "Nomenclature and symbolism for amino acids and peptides (IUPAC-IUB Recommendations 1983)", Pure Appl. Chem., 56 (5): 595–624, 1984, 10.1351/pac198456050595 
  4. "The primary structure of proteins is the amino acid sequence". The Microbial World. University of Wisconsin-Madison Bacteriology Department. Retrieved 16 September 2012. 
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bosanski: Cistein
català: Cisteïna
čeština: Cystein
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English: Cysteine
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română: Cisteină
русский: Цистеин
srpskohrvatski / српскохрватски: Cistein
Simple English: Cysteine
slovenčina: Cysteín
slovenščina: Cistein
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தமிழ்: சிஸ்டீன்
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中文: 半胱氨酸
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粵語: 半胱氨酸