Phospho-NCF1 (S359) Antibody

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Description

Product Overview

Phospho-NCF1 (S359) antibodies are polyclonal rabbit-derived immunoglobulins (IgG) that recognize the phosphorylated state of NCF1 (p47-phox), a key component of the NADPH oxidase complex. Their specificity ensures detection only when Ser359 is phosphorylated, a modification critical for enzymatic activation. Key features include:

Catalog #HostReactivityApplications
ABIN6256289RabbitHuman/RatWB, ELISA, IHC, IF
bs-11445RRabbitRat/Predicted HumanWB, ELISA, IHC, IF
STJ91104RabbitHuman/Rat/MouseWB, ELISA, IHC, IF

Biological Significance

NCF1 phosphorylation at Ser359 is a critical regulatory step in NADPH oxidase activation. This enzyme complex generates reactive oxygen species (ROS) in phagocytes, essential for microbial killing but also implicated in oxidative stress-related diseases. The antibody enables researchers to:

  • Monitor activation dynamics: Track phosphorylation during immune responses or oxidative stress.

  • Study disease mechanisms: Investigate chronic granulomatous disease (CGD) or inflammation, where NCF1 mutations impair ROS production.

Applications and Usage

The antibody is validated for:

AssayDilution Range
Western Blotting1:300–5000
ELISA1:500–1000
Immunohistochemistry1:50–500
Immunofluorescence1:100–1000

Note: Cross-reactivity varies; STJ91104 extends to mouse, while bs-11445R is rat-focused with predicted human reactivity .

Research Insights

Recent studies using these antibodies have highlighted:

  • Oxidative signaling: Phosphorylation-dependent recruitment of NCF1 to membrane-bound subunits (e.g., NOX2) for ROS production .

  • Therapeutic targets: Modulating NCF1 phosphorylation to mitigate oxidative damage in neurodegenerative diseases .

Critical Considerations

  • Specificity: Ensure samples are treated to preserve phosphorylation (e.g., using phosphatase inhibitors).

  • Cross-reactivity: Validate species compatibility for murine or rat models.

Product Specs

Buffer
The antibody is supplied in a liquid buffer containing 50% glycerol, 0.5% bovine serum albumin (BSA), and 0.02% sodium azide.
Form
Liquid
Lead Time
Typically, we can ship the products within 1-3 business days after receiving your order. Delivery times may vary depending on the shipping method and destination. For specific delivery times, please consult your local distributors.
Synonyms
47 kDa autosomal chronic granulomatous disease protein antibody; 47 kDa neutrophil oxidase factor antibody; NADPH oxidase organizer 2 antibody; NCF 47K antibody; NCF-1 antibody; NCF-47K antibody; Ncf1 antibody; NCF1_HUMAN antibody; Neutrophil cytosol factor 1 antibody; Neutrophil cytosolic factor 1 antibody; neutrophil cytosolic factor 1, (chronic granulomatous disease, autosomal 1) antibody; Neutrophil NADPH oxidase factor 1 antibody; Nox organizer 2 antibody; Nox organizing protein 2 antibody; Nox-organizing protein 2 antibody; NOXO2 antibody; p47 phox antibody; p47-phox antibody; SH3 and PX domain containing protein 1A antibody; SH3 and PX domain-containing protein 1A antibody; SH3PXD1A antibody
Target Names
Uniprot No.

Target Background

Function
NCF2, NCF1, and a membrane-bound cytochrome b558 are essential for activating the latent NADPH oxidase, which is crucial for superoxide production.
Gene References Into Functions
  • IL-27 enhances reactive oxygen species (ROS) generation from monocyte-derived macrophages and dendritic cells by inducing p47(phox). PMID: 28240310
  • p47phox, but not p67phox or p40phox, binds to and activates Nrf2, thus enhancing Nrf2's function in suppressing inflammation. PMID: 28939422
  • S-glutathionylation of p47phox plays a critical role in sustained ROS generation by human neutrophils. PMID: 29195919
  • Patients with hereditary p47phox deficiency exhibit reduced platelet activation, suggesting a role for this Nox cytosolic subunit in platelet activation. PMID: 27723093
  • Decreased and increased copy numbers of NCF1 predispose to and protect against SLE, respectively. PMID: 28135245
  • Lysophosphatidylcholines prime polymorphonuclear neutrophils through Hck-dependent activation of PKCdelta, which stimulates PKCgamma, resulting in translocation of phosphorylated p47(phox). PMID: 27531930
  • There was an increased frequency of the NCF1-339 T allele in patients with systemic lupus erythematosus. The NCF1-339 T allele reduced extracellular ROS production in neutrophils and led to increased expression of type 1 interferon-regulated genes. PMID: 28606963
  • Skeletal muscle protein expression of the NADPH oxidase subunits p22(phox), p47(phox), and p67(phox) was elevated in obese subjects compared to lean subjects, where p22(phox) and p67(phox) expression was attenuated by exercise training in obese subjects. PMID: 27765769
  • A novel role for Spns2 and S1P1&2 in the activation of p47(phox) and production of reactive oxygen species is involved in hyperoxia-mediated lung injury. PMID: 27343196
  • This study provides evidence for a novel PKC-zeta to p47phox interaction that is required for cell transformation from blebbishields and ROS production in cancer cells. PMID: 27040869
  • Overexpression of p47phox is associated with increased migration/metastasis rate in melanoma. PMID: 26760964
  • A rare mutation in NCF1 encoding p47phox of the leukocyte NADPH oxidase causes a lack of superoxide generation, leading to chronic granulomatous disease. This mutation was recently (1200-2300 years ago) introduced into the Kavkazi Jewish population. PMID: 26460255
  • Data show that diphenylene iodonium (DPI) and apocynin can reduce hyperoxia-induced reactive oxygen species (ROS) production by decreasing the translocation and level of NADPH Oxidase p47phox. PMID: 26728380
  • Increased levels of gp91phox, p47phox, and p22phox likely account for the interferon-gamma mediated enhancement of dimethyl sulfoxide-induced Nox2 activity. PMID: 26317224
  • This research identifies p47phox-dependent NADPH oxidase activity as a critical component of Angpt-1-mediated endothelial barrier defense against classic inflammatory permeability factors. PMID: 25761062
  • DCLRE1C and NCF1 mutations have been found by whole-genome sequencing to cause primary immunodeficiency in unrelated patients. PMID: 25981738
  • TLR8, but not TLR7, is involved in priming of human neutrophil reactive oxygen species production by inducing the phosphorylation of p47phox and p38 MAPK. PMID: 25877926
  • Reduced carotid but not coronary artery atherosclerosis in patients with chronic granulomatous disease despite the high prevalence of traditional risk factors raises questions about the role of NADPH oxidase in the pathogenesis of atherosclerosis. PMID: 25239440
  • Four novel mutations in the NCF1, NCF2, and CYBB genes have been identified in chronic granulomatous disease patients in Morocco. PMID: 24596025
  • This study suggests eupafolin attenuated COX-2 expression leading to reduced production of prostaglandin E2 by blocking the Nox2/p47(phox) pathway. PMID: 24967690
  • p47(phox) and Rac2 accumulate only transiently at the phagosome at the onset of NADPH activity and detach from the phagosome before the end of reactive oxygen species production. PMID: 23870057
  • There was an increase in p47-phox phosphorylation in neutrophils from myeloproliferative disorder patients with the JAK2 (V617F) mutation. PMID: 23975181
  • Two novel mutations are identified in Greek patients with chronic granulomatous disease: one in NCF1 and one in cytochrome CYBB. PMID: 24081483
  • Williams syndrome patients are at risk for increased aortic stiffness. This vascular stiffness is caused by elastin insufficiency and is modified by NCF1 copy number. PMID: 24126171
  • Data show that curcumin-loaded polyvinylpyrrolidone nanoparticles (CURN) decreased the expression of ICAM-1, inhibited NADPH oxidase (NOX)-derived ROS generation, and reduced MAPKs and AP-1 transcription factor binding activities. PMID: 23671702
  • This study identified a 10% incidence of diabetes in p47 (phox) deficient chronic granulomatous disease (CGD), but none in X-linked CGD. PMID: 23386289
  • Three different cross-over points exist within the NCF1 gene cluster, indicating that autosomal p47(phox)-deficient CGD is genetically heterogeneous but can be dissected in detail by MLPA. PMID: 23688784
  • Patients with p47(phox) hereditary deficiency have intermediate flow mediated dilation and oxidative stress compared to healthy subjects and patients with NOX2 deficiency. PMID: 23216310
  • Defining p47-phox deficient Chronic Granulomatous Disease in a Malay family. PMID: 23393912
  • Resveratrol decreases hyperglycemic induced superoxide production via up-regulation of SIRT1, induction of FOXO3a, and inhibition of p47phox in monocytes. PMID: 21813271
  • There is no correlation between C923T(Ala308Val)polymorphism and cerebral hemorrhage in Han people in Hunan province. PMID: 21566280
  • The low affinity and selectivity of the atypical phosphoinositide-binding site on the p47(phox) PX domain suggest that different types of phosphoinositides sequentially bind to the p47(phox) PX domain. PMID: 22493288
  • Phosphorylation of p47(phox) at different serine sites plays distinct roles in endothelial cell response to TNFalpha stimulation. PMID: 22460559
  • A diffuse cytosolic distribution of p47-phox was observed in neutrophils from HIV-infected patients. PMID: 22690528
  • MLCK is essential for the translocation and association of cortactin and p47phox. PMID: 22219181
  • An increased copy number of NCF1 may be protective against developing RA and supports previous findings of a role of NCF1 and the phagocyte NADPH oxidase complex in RA pathogenesis. PMID: 21728841
  • Autosomal recessive mutational defects are the predominant subtype in Iranian patients with chronic granulomatous disease. PMID: 21789723
  • Cooperation of p40(phox) with p47(phox) for Nox2-based NADPH oxidase activation during Fcgamma receptor (FcgammaR)-mediated phagocytosis. PMID: 21956105
  • Data implicate p47phox as one of the sources of oxidative stress in diabetic islets or beta cells during hyperglycemia; evidence supports an accelerated Rac1-Nox-ROS-JNK1/2 signaling pathway leading to mitochondrial dysregulation. PMID: 21911753
  • Protein disulfide isomerase redox-dependent association with p47(phox): evidence for an organizer role in leukocyte NADPH oxidase activation. PMID: 21791598
  • Results demonstrate that PBEF can prime for PMN respiratory burst activity by promoting p40 and p47 translocation to the membrane. PMID: 21518975
  • Direct contact of solid tumor cells and ECs activates endothelial NAD(P)H oxidase-mediated superoxide production. The oxidative stress contributes to EC apoptosis, which in turn facilitates tumor cell extravasation. PMID: 21506107
  • A differential and agonist-dependent role of the p47(phox) PX domain for neutrophil NADPH oxidase activation. PMID: 20817944
  • Granulomatous disease in Iran is predominantly due to mutations in p47-phox, while the number of mutations in p22-phox is roughly equal to that in gp91-phox, indicating that the genetics of CGD are ethnically variable. PMID: 20407811
  • Loss of p47phox is associated with inflammasome activation resulting in chronic granulomatous disease. PMID: 20495074
  • p47phox molecular activation for assembly of the neutrophil NADPH oxidase complex. PMID: 20592030
  • Mutations in CYBB, NCF1, CYBA, or NCF2 may play a role in chronic granulomatous disease. PMID: 18546332
  • There is an increased expression of NADPH oxidase p47(-PHOX) and p67(-PHOX) factor in idiopathic pulmonary fibrosis patients. PMID: 17651608
  • All mutations and some polymorphisms identified in the NCF1 gene in the autosomal forms of chronic granulomatous disease are listed. Review. PMID: 20167518
  • Expression of the p47phox subunit and NOX activity was evaluated in affected (superior and middle temporal gyri) and unaffected (cerebellum) brain regions from a longitudinally followed group of patients with varying degrees of cognitive impairment. PMID: 19929442
Database Links

HGNC: 7660

OMIM: 233700

KEGG: hsa:653361

STRING: 9606.ENSP00000289473

UniGene: Hs.647047

Involvement In Disease
Granulomatous disease, chronic, cytochrome-b-positive 1, autosomal recessive (CGD1)
Subcellular Location
Cytoplasm, cytosol. Membrane; Peripheral membrane protein; Cytoplasmic side.
Tissue Specificity
Detected in peripheral blood monocytes and neutrophils (at protein level).

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