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NP1 active protein

NP1 protein

Gene Names
DEFA1; HP1; MRS; DEF1; HP-1; DEFA2; HNP-1
Applications
User optimized
Purity
> 98% pure
Synonyms
NP1; NP1 protein; NP 1 protein; NP 1; Cryptdin protein; alpha Defensin-1 protein; Neutrophil Peptide-1 protein; HNP-1 protein; NP-1; NP-1 protein; NP1 active protein
Ordering
For Research Use Only!
Host
Human
Purity/Purification
> 98% pure
Form/Format
Supplied as a lyophilized powder.
Sequence
Region of NP1 protein corresponding to amino acids ACYCRIPACI AGERRYGYCI YQGRLWAFCC.
Sequence Length
94
Applicable Applications for NP1 active protein
User optimized
Protein Type
Recombinant
Biological Significance
Defensins (alpha and beta) are cationic peptides with a broad spectrum of antimicrobial activity that comprise an important arm of the innate immune system. The a-defensins which include NP-1, NP-2 and NP-3, are distinguished from the beta-defensins by the pairing of their three disulfide bonds. In addition to antimicrobial activity, NP-1 exhibits chemotactic activity on dendritic cells. 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. NP-1 contains a six-cysteine motif that forms three intra-molecular disulfide bonds.
Bioactivity
Determined by its ability to chemoattract immature dendritic cells using a concentration of 1.0-10.0 ng/ml.
Endotoxin Levels
Endotoxin level is less than 0.1 ng per ug (1 EU/ug).
Expression System
E Coli
Preparation and Storage
Store at 4 degree C until reconstitution. Following reconstitution aliquot and freeze at -20 degree C for long term storage. Avoid repeated freeze/thaw cycles.
Related Product Information for NP1 active protein
Purified recombinant Human NP1 protein
Product Categories/Family for NP1 active protein

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
3.4 kDa
NCBI Official Full Name
neutrophil defensin 1 preproprotein
NCBI Official Synonym Full Names
defensin, alpha 1
NCBI Official Symbol
DEFA1
NCBI Official Synonym Symbols
HP1; MRS; DEF1; HP-1; DEFA2; HNP-1
NCBI Protein Information
neutrophil defensin 1
UniProt Protein Name
Neutrophil defensin 1
UniProt Gene Name
DEFA1
UniProt Synonym Gene Names
DEF1; DEFA2; MRS; HP-1; HP1; HP-2; HP2
UniProt Entry Name
DEF1_HUMAN

NCBI Description

Defensins are a family of antimicrobial and cytotoxic peptides thought to be involved in host defense. They are abundant in the granules of neutrophils and also found in the epithelia of mucosal surfaces such as those of the intestine, respiratory tract, urinary tract, and vagina. Members of the defensin family are highly similar in protein sequence and distinguished by a conserved cysteine motif. The protein encoded by this gene, defensin, alpha 1, is found in the microbicidal granules of neutrophils and likely plays a role in phagocyte-mediated host defense. Several alpha defensin genes are clustered on chromosome 8. This gene differs from defensin, alpha 3 by only one amino acid. This gene and the gene encoding defensin, alpha 3 are both subject to copy number variation. [provided by RefSeq, Oct 2014]

Uniprot Description

defensin, alpha 1: Defensin 1 and defensin 2 have antibacterial, fungicide and antiviral activities. Has antimicrobial activity against Gram- negative and Gram-positive bacteria. Defensins are thought to kill microbes by permeabilizing their plasma membrane. Belongs to the alpha-defensin family.

Protein type: Secreted; Secreted, signal peptide

Chromosomal Location of Human Ortholog: 8p23.1

Cellular Component: extracellular matrix; extracellular space; Golgi lumen; extracellular region

Biological Process: defense response to Gram-positive bacterium; estrogen receptor signaling pathway; innate immune response in mucosa; killing of cells of another organism; antibacterial humoral response; innate immune response; immune response; chemotaxis; defense response to virus; defense response to fungus

Research Articles on NP1

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Product Notes

The NP1 defa1 (Catalog #AAA539484) is an Active Protein produced from Human and is intended for research purposes only. The product is available for immediate purchase. AAA Biotech's NP1 can be used in a range of immunoassay formats including, but not limited to, User optimized. Researchers should empirically determine the suitability of the NP1 defa1 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. The amino acid sequence is listed below: Region of NP1 protein correspond ing to amino acids ACYCRIPACI AGERRYGYCI YQGRLWAFCC. It is sometimes possible for the material contained within the vial of "NP1, Active Protein" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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