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Testing Data (Representative lot data. Untreated (lane 1) and lambda phosphatase-treated (lane 2), hypotonic-stimulated HEK293 cell lysates were probed with MBS6004201 (0.5ug/ml). Proteins were visualized using a IgG (HRP)donkey anti-rabbit Iand a chemiluminescence detection system. Arrow indicates SPAK (Ser373) / OSR1 (Ser325) (~60kD).)

Rabbit anti-Human, Mouse SPAK Polyclonal Antibody | anti-SPAK antibody

SPAK, Phosphorylated (Ser373), OSR1, Phosphorylated (Ser325) (STE20/SPS1-related Proline-alanine-rich Protein Kinase, Ste-20-related Kinase, DCHT, Serine/Threonine-protein Kinase 39, STK39/ Serine/Threonine-protein Kinase OSR1, Oxidative Stress-responsive

Gene Names
STK39; DCHT; PASK; SPAK
Reactivity
Human, Mouse
Applications
Western Blot
Purity
Purified by Immunoaffinity chromatography.
Synonyms
SPAK; Polyclonal Antibody; Phosphorylated (Ser373); OSR1; Phosphorylated (Ser325) (STE20/SPS1-related Proline-alanine-rich Protein Kinase; Ste-20-related Kinase; DCHT; Serine/Threonine-protein Kinase 39; STK39/ Serine/Threonine-protein Kinase OSR1; Oxidative Stress-responsive; anti-SPAK antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse
Clonality
Polyclonal
Isotype
IgG
Specificity
Recognizes human SPAK and OSR1 phosphorylated at Ser375 and Ser325 at ~60kD. Species Crossreactivity: mouse. Species Sequence Homology: rat and canine, 100%
Purity/Purification
Purified by Immunoaffinity chromatography.
Form/Format
Supplied as a liquid in PBS, pH 7.2. No preservative added. Labeled with MaxLight405.
Applicable Applications for anti-SPAK antibody
Western Blot (WB)
Application Notes
WB: 0.5ug/ml
Applications are based on unconjugated antibody.
Immunogen
Synthetic linear peptide corresponding to human SPAK and OSR1 phosphorylated at Ser375 and Ser325, respectively, conjugated to KLH. (NP_037365)
Conjugate
MaxLight405
Positive Control
Hypotonic-stimulated HEK293 cells untreated and lambda phosphatase-treated.
Antigen Modification
Phosphorylated
Note
Preservative Free
Preparation and Storage
Store product at 4 degree C in the dark. DO NOT FREEZE! Stable at 4 degree C for 12 months after receipt as an undiluted liquid. Dilute required amount only prior to immediate use. Further dilutions can be made in assay buffer. Caution: MaxLight405 conjugates are sensitive to light. For maximum recovery of product, centrifuge the original vial prior to removing the cap.

Testing Data

(Representative lot data. Untreated (lane 1) and lambda phosphatase-treated (lane 2), hypotonic-stimulated HEK293 cell lysates were probed with MBS6004201 (0.5ug/ml). Proteins were visualized using a IgG (HRP)donkey anti-rabbit Iand a chemiluminescence detection system. Arrow indicates SPAK (Ser373) / OSR1 (Ser325) (~60kD).)

Testing Data (Representative lot data. Untreated (lane 1) and lambda phosphatase-treated (lane 2), hypotonic-stimulated HEK293 cell lysates were probed with MBS6004201 (0.5ug/ml). Proteins were visualized using a IgG (HRP)donkey anti-rabbit Iand a chemiluminescence detection system. Arrow indicates SPAK (Ser373) / OSR1 (Ser325) (~60kD).)
Product Categories/Family for anti-SPAK antibody
References
1. Villa, F., et al. (2007). EMBO Rep. 8(9):839-845. 2. Delpire, E. and Gagnon, K.B. (2008). 409(2): 321-331.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
57,937 Da
NCBI Official Full Name
STE20/SPS1-related proline-alanine-rich protein kinase
NCBI Official Synonym Full Names
serine threonine kinase 39
NCBI Official Symbol
STK39
NCBI Official Synonym Symbols
DCHT; PASK; SPAK
NCBI Protein Information
STE20/SPS1-related proline-alanine-rich protein kinase; STE20/SPS1 homolog; ste-20-related kinase; Ste20-like protein kinase; small intestine SPAK-like kinase; serine/threonine-protein kinase 39; proline-alanine-rich STE20-related kinase; serine threonine
UniProt Protein Name
STE20/SPS1-related proline-alanine-rich protein kinase
Protein Family
UniProt Gene Name
STK39
UniProt Synonym Gene Names
SPAK; Ste-20-related kinase
UniProt Entry Name
STK39_HUMAN

NCBI Description

This gene encodes a serine/threonine kinase that is thought to function in the cellular stress response pathway. The kinase is activated in response to hypotonic stress, leading to phosphorylation of several cation-chloride-coupled cotransporters. The catalytically active kinase specifically activates the p38 MAP kinase pathway, and its interaction with p38 decreases upon cellular stress, suggesting that this kinase may serve as an intermediate in the response to cellular stress. [provided by RefSeq, Jul 2008]

Uniprot Description

STLK3: May act as a mediator of stress-activated signals. The phosphorylated form forms a complex with WNK2. Predominantly expressed in brain and pancreas followed by heart, lung, kidney, skeletal muscle, liver, placenta and testis. Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. STE20 subfamily.

Protein type: Kinase, protein; Protein kinase, STE; EC 2.7.11.1; Protein kinase, Ser/Thr (non-receptor); STE group; STE20 family; FRAY subfamily

Chromosomal Location of Human Ortholog: 2q24.3

Cellular Component: cytoskeleton; basolateral plasma membrane; cytoplasm; apical plasma membrane; nucleus

Molecular Function: protein serine/threonine kinase activity; protein binding; protein kinase binding; ATP binding; receptor signaling protein serine/threonine kinase activity

Biological Process: peptidyl-serine phosphorylation; regulation of inflammatory response; positive regulation of potassium ion transport; peptidyl-threonine phosphorylation; response to stress; protein amino acid phosphorylation

Research Articles on SPAK

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Product Notes

The SPAK stk39 (Catalog #AAA6270127) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The SPAK, Phosphorylated (Ser373), OSR1, Phosphorylated (Ser325) (STE20/SPS1-related Proline-alanine-rich Protein Kinase, Ste-20-related Kinase, DCHT, Serine/Threonine-protein Kinase 39, STK39/ Serine/Threonine-protein Kinase OSR1, Oxidative Stress-responsive reacts with Human, Mouse and may cross-react with other species as described in the data sheet. AAA Biotech's SPAK can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB). WB: 0.5ug/ml Applications are based on unconjugated antibody. Researchers should empirically determine the suitability of the SPAK stk39 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. It is sometimes possible for the material contained within the vial of "SPAK, Polyclonal Antibody" 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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