Date published: 2025-12-17

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NFS1 Antibody (B-7): sc-365308

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Datasheets
  • NFS1 Antibody (B-7) is a mouse monoclonal IgG1 κ NFS1 antibody, cited in 12 publications, provided at 200 µg/ml
  • raised against amino acids 288-457 mapping at the C-terminus of NFS1 of human origin
  • NFS1 Antibody (B-7) is recommended for detection of NFS1 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-NFS1 Antibody (B-7) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgGκ BP-HRP is the preferred secondary detection reagent for NFS1 Antibody (B-7) for WB and IHC(P) applications. This reagent is now offered in a bundle with NFS1 Antibody (B-7) (see ordering information below). For additional m-IgGκ BP conjugates see our complete list of Mouse IgG Binding Proteins.

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NFS1 Antibody (B-7) is a mouse monoclonal IgG1 kappa light chain antibody that detects NFS1 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). NFS1 (B-7) antibody is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. NFS1, also known as nitrogen fixation 1 or IscS (cysteine desulfurase), is a crucial enzyme that plays a significant role in the biosynthesis of iron-sulfur (Fe-S) clusters, which are vital cofactors for numerous biological processes. NFS1 is primarily located in the cytoplasm and mitochondria, with localization being influenced by cytosolic pH levels. This dual localization allows NFS1 to participate in various metabolic pathways, including the synthesis of Fe-S clusters that are essential for electron transfer in oxidative phosphorylation and enzymatic reactions in key metabolic enzymes such as aconitase and dehydratases. NFS1 is highly expressed in heart and skeletal muscle tissues, where the demand for energy and metabolic regulation is particularly high, while lower expression levels are observed in the liver, brain, and pancreas. NFS1′s ability to supply inorganic sulfur for Fe-S cluster assembly underscores its importance in maintaining cellular function and integrity, particularly in energy metabolism and DNA repair mechanisms.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

NFS1 Antibody (B-7) References:

  1. Distinct iron-sulfur cluster assembly complexes exist in the cytosol and mitochondria of human cells.  |  Tong, WH. and Rouault, T. 2000. EMBO J. 19: 5692-700. PMID: 11060020
  2. Characterization of the NifU and NifS Fe-S cluster formation proteins essential for viability in Helicobacter pylori.  |  Olson, JW., et al. 2000. Biochemistry. 39: 16213-9. PMID: 11123951
  3. Subcellular compartmentalization of human Nfu, an iron-sulfur cluster scaffold protein, and its ability to assemble a [4Fe-4S] cluster.  |  Tong, WH., et al. 2003. Proc Natl Acad Sci U S A. 100: 9762-7. PMID: 12886008
  4. An interaction between frataxin and Isu1/Nfs1 that is crucial for Fe/S cluster synthesis on Isu1.  |  Gerber, J., et al. 2003. EMBO Rep. 4: 906-11. PMID: 12947415
  5. The Nfs1 interacting protein Isd11 has an essential role in Fe/S cluster biogenesis in mitochondria.  |  Adam, AC., et al. 2006. EMBO J. 25: 174-83. PMID: 16341090
  6. Roles of the mammalian cytosolic cysteine desulfurase, ISCS, and scaffold protein, ISCU, in iron-sulfur cluster assembly.  |  Li, K., et al. 2006. J Biol Chem. 281: 12344-51. PMID: 16527810
  7. Dual targeting of Nfs1 and discovery of its novel processing enzyme, Icp55.  |  Naamati, A., et al. 2009. J Biol Chem. 284: 30200-8. PMID: 19720832
  8. The L-cysteine desulfurase NFS1 is localized in the cytosol where it provides the sulfur for molybdenum cofactor biosynthesis in humans.  |  Marelja, Z., et al. 2013. PLoS One. 8: e60869. PMID: 23593335
  9. Overexpression of Nfs1 Cysteine Desulphurase Relieves Sevoflurane-Induced Neurotoxicity and Cognitive Dysfunction in Neonatal Mice Via Suppressing Oxidative Stress and Ferroptosis.  |  Zhang, Y., et al. 2024. J Biochem Mol Toxicol. 38: e70051. PMID: 39488760
  10. Homology of the NifS family of proteins to a new class of pyridoxal phosphate-dependent enzymes.  |  Ouzounis, C. and Sander, C. 1993. FEBS Lett. 322: 159-64. PMID: 8482384
  11. Iron-sulfur clusters: nature's modular, multipurpose structures.  |  Beinert, H., et al. 1997. Science. 277: 653-9. PMID: 9235882
  12. Targeting of a human iron-sulfur cluster assembly enzyme, nifs, to different subcellular compartments is regulated through alternative AUG utilization.  |  Land, T. and Rouault, TA. 1998. Mol Cell. 2: 807-15. PMID: 9885568

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

NFS1 Antibody (B-7)

sc-365308
200 µg/ml
$316.00

NFS1 Antibody (B-7): m-IgGκ BP-HRP Bundle

sc-522200
200 µg Ab, 40 µg BP
$354.00

NFS1 Antibody (B-7) AC

sc-365308 AC
500 µg/ml, 25% agarose
$416.00

NFS1 Antibody (B-7) HRP

sc-365308 HRP
200 µg/ml
$316.00

NFS1 Antibody (B-7) FITC

sc-365308 FITC
200 µg/ml
$330.00

NFS1 Antibody (B-7) PE

sc-365308 PE
200 µg/ml
$343.00

NFS1 Antibody (B-7) Alexa Fluor® 488

sc-365308 AF488
200 µg/ml
$357.00

NFS1 Antibody (B-7) Alexa Fluor® 546

sc-365308 AF546
200 µg/ml
$357.00

NFS1 Antibody (B-7) Alexa Fluor® 594

sc-365308 AF594
200 µg/ml
$357.00

NFS1 Antibody (B-7) Alexa Fluor® 647

sc-365308 AF647
200 µg/ml
$357.00

NFS1 Antibody (B-7) Alexa Fluor® 680

sc-365308 AF680
200 µg/ml
$357.00

NFS1 Antibody (B-7) Alexa Fluor® 790

sc-365308 AF790
200 µg/ml
$357.00

I am using NFS1 (B-7): sc-365308 monoclonal antibody to stain paraffin embedded tissue. Do you recommend antigen retrieval when using this antibody?

Asked by: Cweed
We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2017-02-24
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Rated 5 out of 5 by from NFS1 antibody works well in PDAC cell linesI have used the antibody with a dilution 1:500 in 5% milk TBST and works perfectly ON at 4 degrees.
Date published: 2025-03-17
Rated 5 out of 5 by from NFS1 detection in mouse vascular cellsThis antibody performed very well in Western blot of total lysates prepared from mouse vascular cells from the retina including endothelial cells, pericytes, and astrocytes. It showed a single band at the expected size without any non-specific staining.
Date published: 2018-01-22
Rated 5 out of 5 by from works okI have tested this sample antibody in WB. It gives a specific and clear band
Date published: 2017-03-16
Rated 5 out of 5 by from Great resultsNFS1 Antibody (B-7) produced nice clear and strong band in various whole cell lysate samples with no background. This antibody also worked well by IHCP and IF, producing robust staining
Date published: 2017-01-30
Rated 5 out of 5 by from Produced superb immunoperoxidase cytoplasmicProduced superb immunoperoxidase cytoplasmic staining in formalin fixed, paraffin-embedded human adrenal gland tissue. -SCBT QC
Date published: 2015-01-13
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NFS1 Antibody (B-7) is rated 5.0 out of 5 by 6.
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