S100A1
The protein encoded by this gene is a member of the S100 family of proteins containing 2 EF-hand calcium-binding motifs. S100 proteins are localized in the cytoplasm and/or nucleus of a wide range of cells, and involved in the regulation of a number of cellular processes such as cell cycle progression and differentiation. S100 genes include at least 13 members which are located as a cluster on chromosome 1q21. This protein may function in stimulation of Ca2+-induced Ca2+ release, inhibition of microtubule assembly, and inhibition of protein kinase C-mediated phosphorylation. Reduced expression of this protein has been implicated in cardiomyopathies. [provided by RefSeq, Jul 2008]
Full Name
S100 Calcium Binding Protein A1
Function
Small calcium binding protein that plays important roles in several biological processes such as Ca2+ homeostasis, chondrocyte biology and cardiomyocyte regulation (PubMed:12804600).
In response to an increase in intracellular Ca2+ levels, binds calcium which triggers conformational changes (PubMed:23351007).
These changes allow interactions with specific target proteins and modulate their activity (PubMed:22399290).
Regulates a network in cardiomyocytes controlling sarcoplasmic reticulum Ca2+ cycling and mitochondrial function through interaction with the ryanodine receptors RYR1 and RYR2, sarcoplasmic reticulum Ca2+-ATPase/ATP2A2 and mitochondrial F1-ATPase (PubMed:12804600).
Facilitates diastolic Ca2+ dissociation and myofilament mechanics in order to improve relaxation during diastole (PubMed:11717446).
In response to an increase in intracellular Ca2+ levels, binds calcium which triggers conformational changes (PubMed:23351007).
These changes allow interactions with specific target proteins and modulate their activity (PubMed:22399290).
Regulates a network in cardiomyocytes controlling sarcoplasmic reticulum Ca2+ cycling and mitochondrial function through interaction with the ryanodine receptors RYR1 and RYR2, sarcoplasmic reticulum Ca2+-ATPase/ATP2A2 and mitochondrial F1-ATPase (PubMed:12804600).
Facilitates diastolic Ca2+ dissociation and myofilament mechanics in order to improve relaxation during diastole (PubMed:11717446).
Biological Process
Biological Process intracellular signal transduction1 PublicationNAS:UniProtKB
Biological Process positive regulation of nitric-oxide synthase activityManual Assertion Based On ExperimentIDA:BHF-UCL
Biological Process positive regulation of sprouting angiogenesisManual Assertion Based On ExperimentIDA:BHF-UCL
Biological Process regulation of heart contraction1 PublicationNAS:UniProtKB
Biological Process substantia nigra developmentManual Assertion Based On ExperimentHEP:UniProtKB
Biological Process positive regulation of nitric-oxide synthase activityManual Assertion Based On ExperimentIDA:BHF-UCL
Biological Process positive regulation of sprouting angiogenesisManual Assertion Based On ExperimentIDA:BHF-UCL
Biological Process regulation of heart contraction1 PublicationNAS:UniProtKB
Biological Process substantia nigra developmentManual Assertion Based On ExperimentHEP:UniProtKB
Cellular Location
Cytoplasm
Sarcoplasmic reticulum
Mitochondrion
Sarcoplasmic reticulum
Mitochondrion
PTM
Glutathionylated; glutathionylation increases affinity to calcium about 10-fold.
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Anti-S100A1 antibodies
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Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: 2C8B8, 2C8E8,3C8D8
Application*: WB, IHC
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1, κ
Specificity: Human
Clone: 1D5
Application*: WB, E
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1, κ
Specificity: Human
Clone: S100A1/1942
Application*: IF, P
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Mouse, Rat, Cattle, Human, Monkey
Clone: S100 217
Application*: P, C, F, IF
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1, κ
Specificity: Human
Clone: S1/61
Application*: P, IF
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-2434
Application*: E, IH, WB
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse, Rat, Human
Clone: CBXS-1527
Application*: WB, IP, P, F
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse
Clone: CBXS-1133
Application*: EC
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse
Clone: CBXS-1055
Application*: P
Target: S100A1
Host: Mouse
Specificity: Rat
Clone: CBXS-0067
Application*: WB, IC, P, C, E
Target: S100A1
Host: Mouse
Specificity: Human
Clone: CBXS-0066
Application*: WB, IC, P, C, E
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Human, Mouse, Rat
Clone: CBXS-5480
Application*: F, IF, IP, WB
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-5274
Application*: E, IF, IH, P, WB
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-5234
Application*: WB, E
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-5232
Application*: C, P, WB
Target: S100A1
Host: Mouse
Antibody Isotype: IgG2a
Specificity: Human, Mouse
Clone: CBXS-4982
Application*: E, IF, P, WB
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-4463
Application*: WB, E, IH, P
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse
Clone: CBXS-4285
Application*: P
Target: S100A1
Host: Mouse
Antibody Isotype: IgG2a
Specificity: Human
Clone: CBXS-3741
Application*: P, F
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse
Clone: CBXS-3722
Application*: E, ED
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBXS-5860
Application*: P, WB
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG, κ
Specificity: Human, Mouse, Rat, Cattle
Clone: S100A1/1706R
Application*: WB, F, IF, P, MC
Target: S100A1
Host: Mouse
Antibody Isotype: IgG2a, κ
Specificity: Human, Mouse, Rat, Cattle
Clone: S100A1/1012
Application*: WB, F, P, IF
Target: S100A1
Host: Mouse
Antibody Isotype: IgG2a, κ
Specificity: Human, Mouse, Rat, Cattle
Clone: SPM354
Application*: WB, F, E, IF, IP, P, C, MC
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse
Clone: CBFYC-3087
Application*: E
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: 6G1
Application*: E, WB
Target: S100A1
Host: Mouse
Antibody Isotype: IgG
Specificity: Human
Clone: CBT1116
Application*: WB, P, IF, E
Target: S100A1
Host: Mouse
Antibody Isotype: IgG1
Specificity: Human
Clone: CBT2769
Application*: IH
Target: S100A1
Host: Rabbit
Antibody Isotype: IgG
Specificity: Mouse, Human
Clone: BA0180
Application*: F, C, P, IP, WB
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For Research Use Only. Not For Clinical Use.
(P): Predicted
* Abbreviations
- AActivation
- AGAgonist
- APApoptosis
- BBlocking
- BABioassay
- BIBioimaging
- CImmunohistochemistry-Frozen Sections
- CIChromatin Immunoprecipitation
- CTCytotoxicity
- CSCostimulation
- DDepletion
- DBDot Blot
- EELISA
- ECELISA(Cap)
- EDELISA(Det)
- ESELISpot
- EMElectron Microscopy
- FFlow Cytometry
- FNFunction Assay
- GSGel Supershift
- IInhibition
- IAEnzyme Immunoassay
- ICImmunocytochemistry
- IDImmunodiffusion
- IEImmunoelectrophoresis
- IFImmunofluorescence
- IGImmunochromatography
- IHImmunohistochemistry
- IMImmunomicroscopy
- IOImmunoassay
- IPImmunoprecipitation
- ISIntracellular Staining for Flow Cytometry
- LALuminex Assay
- LFLateral Flow Immunoassay
- MMicroarray
- MCMass Cytometry/CyTOF
- MDMeDIP
- MSElectrophoretic Mobility Shift Assay
- NNeutralization
- PImmunohistologyp-Paraffin Sections
- PAPeptide Array
- PEPeptide ELISA
- PLProximity Ligation Assay
- RRadioimmunoassay
- SStimulation
- SESandwich ELISA
- SHIn situ hybridization
- TCTissue Culture
- WBWestern Blot
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