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Key Documents

S4503

Sigma-Aldrich

DL-Serine hydroxamate

≥97% (TLC), suitable for ligand binding assays

Synonym(s):

SHX

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About This Item

Empirical Formula (Hill Notation):
C3H8N2O3
CAS Number:
Molecular Weight:
120.11
MDL number:
UNSPSC Code:
12352209
PubChem Substance ID:
NACRES:
NA.26

product name

DL-Serine hydroxamate, seryl-tRNA synthetase inhibitor

Assay

≥97% (TLC)

form

powder

technique(s)

ligand binding assay: suitable

color

white to off-white

application(s)

cell analysis

storage temp.

−20°C

SMILES string

NC(CO)C(=O)NO

InChI

1S/C3H8N2O3/c4-2(1-6)3(7)5-8/h2,6,8H,1,4H2,(H,5,7)

InChI key

LELJBJGDDGUFRP-UHFFFAOYSA-N

Application

Serine has been used as an inhibitor of seryl-tRNA synthetase. DL-Serine hydroxamate is used to induce metabolic synthesis of guanosine 3′-diphosphate 5′-diphosphate (ppGpp) in E. coli by amino acid starvation. It is also used to synchronize cell cycle in E. coli cultures by inhibition of tRNA charging.

Biochem/physiol Actions

Serine is involved in the one-carbon unit metabolism. It is associated with the biosynthesis of cysteine, ceramide, phosphatidylserine, purine and pyrimidine. In bacteria, it participates in tryptophan synthesis. Gluconeogenesis, one of the important biochemical processes, involves serine, particularly in ruminants. Protein phosphorylation is one such event that utilizes serine. Glycine, a metabolic product of serine, serves as an antioxidant and a neurotransmitter. D-serine is known to activate the N-methyl-D-aspartate (NMDA) receptors of the brain. Serine hydroxamate, a structural analogue of serine prevents seryl-tRNA (transfer ribonucleic acid) charging and thereby decreases phospholipid and nucleic acid synthesis in Escherichia coli.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Daniel J Ferullo et al.
PLoS genetics, 4(12), e1000300-e1000300 (2008-12-17)
The bacterial stringent response, triggered by nutritional deprivation, causes an accumulation of the signaling nucleotides pppGpp and ppGpp. We characterize the replication arrest that occurs during the stringent response in Escherichia coli. Wild type cells undergo a RelA-dependent arrest after
C van Delden et al.
Journal of bacteriology, 183(18), 5376-5384 (2001-08-22)
During nutrient starvation, Escherichia coli elicits a stringent response involving the ribosome-associated protein RelA. Activation of RelA results in a global change in the cellular metabolism including enhanced expression of the stationary-phase sigma factor RpoS. In the human pathogen Pseudomonas
Effect of serine hydroxamate on the growth of Escherichia coli.
Tosa T and Pizer Li
Journal of Bacteriology, 106(3) (1971)
I Weygand-Durasević et al.
European journal of biochemistry, 214(3), 869-877 (1993-06-15)
The Saccharomyces cerevisiae serS gene which encodes seryl-tRNA synthetase (SerRS) was expressed in Escherichia coli from the promoter and the ribosome binding sequences contained in its own 5'-flanking region. The low level of yeast SerRS in the prokaryotic host was
D Riesenberg et al.
Journal of general microbiology, 130(10), 2549-2558 (1984-10-01)
The accumulation of RNA and protein and the kinetics of nucleoside triphosphate and guanosine polyphosphate pools during amino acid starvation and carbon source downshift were investigated in Streptomyces hygroscopicus. RNA accumulation was controlled stringently during both amino acid starvation and

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