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Key Documents

SRP3126

Sigma-Aldrich

NP-1 Peptide

≥98% (HPLC), human recombinant, expressed in E. coli, suitable for cell culture

Sinônimo(s):

Cryptdin, HNP-1, Neutrophil Peptide-1, alpha Defensin-1

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About This Item

Código UNSPSC:
12352202
NACRES:
NA.32

product name

NP-1 human, recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture

fonte biológica

human

recombinante

expressed in E. coli

Ensaio

≥98% (HPLC)
≥98% (SDS-PAGE)

forma

lyophilized

peso molecular

3.4 kDa

embalagem

pkg of 20 μg

técnica(s)

cell culture | mammalian: suitable

Impurezas

<0.1 EU/μg endotoxin, tested

cor

white to off-white

nº de adesão UniProt

espectro de atividade do antibiótico

fungi
mycobacteria
viruses

Modo de ação

cell membrane | interferes

Condições de expedição

wet ice

temperatura de armazenamento

−20°C

Informações sobre genes

human ... NRP1(8829)

Descrição geral

Chemical structure: peptide
Defensins (α and β) are cationic peptides with a broad spectrum of antimicrobial activity that comprise an important arm of the innate immune system. The α-defensins which include neutrophil peptides-1, -2 and -3, (NP-1, NP-2 and NP-3) are distinguished from the β-defensins by the pairing of their three disulfide bonds. Neutrophil-1 (NP-1) is expressed as the C-terminal portion of an inactive precursor protein, which also contains a 19 amino acid N-terminal signal sequence and a 45 amino acid polypeptide. The protein contains a six-cysteine motif that forms three intra-molecular disulfide bonds. It is a transmembrane glycoprotein. Recombinant human NP-1 is a 3.4kDa protein containing 30 amino acid residues.

Ações bioquímicas/fisiológicas

Neutrophil peptide-1 (NP-1) exhibits antimicrobial activity. It also has a chemotactic function in dendritic cells. It has a role in the growth and metastasis of cancer cells. The protein acts as multifunctional co-receptor and interacts with various signaling cascades. NP-1 associates with epithelial growth factor (EGF) and its receptor (EGFR). It also interacts with hepatocyte growth factor (HGF) and its receptor c-Met.

Sequência

ACYCRIPACI AGERRYGYCI YQGRLWAFCC

forma física

Lyophilized with no additives.

Reconstituição

Centrifuge the vial prior to opening. Reconstitute in water to a concentration of 0.1-1.0 mg/ml. Do not vortex. This solution can be stored at 2-8°C for up to 1 week. For extended storage, it is recommended to further dilute in a buffer containing a carrier protein (example 0.1% BSA) and store in working aliquots at -20°C to -80°C.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


Certificados de análise (COA)

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Visite a Biblioteca de Documentos

Neuropilin-1 is associated with clinicopathology of gastric cancer and contributes to cell proliferation and migration as multifunctional co-receptors.
Li L
Journal of Experimental & Clinical Cancer Research, 35, 16-16 (2016)
Haiyan Jia et al.
Chembiochem : a European journal of chemical biology, 15(8), 1161-1170 (2014-04-29)
The interaction between VEGF-A and its neuropilin (NRP) receptors mediates a number of important biological effects. NRP1 and the related molecule NRP2 are widely expressed on multiple tumour types and throughout the tumour vasculature, and are emerging as critical molecules
Antibacterial activity of human neutrophil defensin HNP-1 analogs without cysteines.
Varkey J and Nagaraj R
Antimicrobial Agents and Chemotherapy, 49(11), 4561-4566 (2005)
Juan Cong Dong et al.
Journal of cellular and molecular medicine, 19(9), 2286-2295 (2015-07-07)
The purpose of this study was to determine the correlation between over-expression of the neuropilin 1 (NRP1) gene and growth, survival, and radio-sensitivity of non-small cell lung carcinoma (NSCLC) cells. 3-[4,5-dimethylthylthiazol-2-yl]-2,5 diphenyltetrazolium broide (MTT) and colony assays were then performed
Y Q Tang et al.
Science (New York, N.Y.), 286(5439), 498-502 (1999-10-16)
Analysis of rhesus macaque leukocytes disclosed the presence of an 18-residue macrocyclic, tridisulfide antibiotic peptide in granules of neutrophils and monocytes. The peptide, termed rhesus theta defensin-1 (RTD-1), is microbicidal for bacteria and fungi at low micromolar concentrations. Antibacterial activity

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