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RES1520C-A7

L-Cystine

Synonym(s):

L-Cystine, (R,R)-3,3′-Dithiobis(2-aminopropionic acid)

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About This Item

Linear Formula:
[-SCH2CH(NH2)CO2H]2
CAS Number:
56-89-3
Molecular Weight:
240.30
EC Number:
200-296-3
UNSPSC Code:
12352200
NACRES:
NA.21
Beilstein/REAXYS Number:
1728094
MDL number:
MFCD00064228

Key Documents

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InChI

1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1

InChI key

LEVWYRKDKASIDU-IMJSIDKUSA-N

SMILES string

N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O

biological source

plant

assay

98.5-101.0% dry basis

form

powder

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin, tested

mp

>240 °C (dec.) (lit.)

suitability

suitable for manufacturing use

foreign activity

Cytotoxicity; tested

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General description

To request documentation for this product, please contact Customer Support and select ‘Product Documentation′. Please note that access to documentation for this product requires a confidentiality disclosure agreement.

Application

L-Cystine is a sulfur containing non-essential amino acid. It is used as a cell culture media component and raw material for the commercial biomanufacture of therapeutic recombinant proteins and monoclonal antibodies.

Packaging

Product is available in the following package sizes:
RES1520C-A701X: 100 gm container
RES1520C-A702X: 1 kg container
RES1520C-A704X: 10 kg container
RES1520C-A705X: 25 kg container

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
CDBF8578
CDBF7319
CDBF7318
CDBF5618
CDBF5617

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Philip J Hogg
Nature reviews. Cancer, 13(6), 425-431 (2013-05-11)
Protein action in nature is generally controlled by the amount of protein produced and by chemical modification of the protein, and both are often perturbed in cancer. The amino acid side chains and the peptide and disulphide bonds that bind
T Terada et al.
Archives of biochemistry and biophysics, 300(1), 495-500 (1993-01-01)
Low concentrations of cystamine and cystine inactivated human placenta glutathione S-transferase (GST-pi) in cytosolic fraction very effectively, as did the purified enzyme, through the thiol/disulfide exchange reaction. Mixed disulfide formation of GST-pi in cytosol was prevented by thioltransferase existing in
Ojore Benedict Valentine Oka et al.
Molecular cell, 50(6), 793-804 (2013-06-19)
ERdj5 is a member of the protein disulfide isomerase family of proteins localized to the endoplasmic reticulum (ER) of mammalian cells. To date, only a limited number of substrates for ERdj5 are known. Here we identify a number of endogenous
Anne C Conibear et al.
The Journal of biological chemistry, 288(15), 10830-10840 (2013-02-23)
θ-Defensins are ribosomally synthesized cyclic peptides found in the leukocytes of some primate species and have promising applications as antimicrobial agents and scaffolds for peptide drugs. The cyclic cystine ladder motif, comprising a cyclic peptide backbone and three parallel disulfide
Martijn J Wilmer et al.
American journal of physiology. Renal physiology, 299(5), F905-F916 (2010-09-10)
Renal proximal tubules are highly sensitive to ischemic and toxic insults and are affected in diverse genetic disorders, of which nephropathic cystinosis is the most common. The disease is caused by mutations in the CTNS gene, encoding the lysosomal cystine
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