产品: Presenilin 2 抗体
货号: DF7809
描述: Rabbit polyclonal antibody to Presenilin 2
应用: WB IHC IF/ICC
反应: Human, Mouse, Rat
预测: Pig, Bovine, Horse, Sheep, Rabbit, Dog
分子量: 50kDa; 50kD(Calculated).
蛋白号: P49810
RRID: AB_2841261

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   规格 价格 库存
 50ul RMB¥ 1250 现货
 100ul RMB¥ 2300 现货
 200ul RMB¥ 3000 现货

货期: 当天发货

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产品描述

来源:
Rabbit
应用:
IF/ICC 1:100-1:500, WB 1:1000-3000, IHC 1:50-1:200
*The optimal dilutions should be determined by the end user.
*Tips:

WB: 适用于变性蛋白样本的免疫印迹检测. IHC: 适用于组织样本的石蜡(IHC-p)或冰冻(IHC-f)切片样本的免疫组化/荧光检测. IF/ICC: 适用于细胞样本的荧光检测. ELISA(peptide): 适用于抗原肽的ELISA检测.

反应:
Human,Mouse,Rat
预测:
Pig(100%), Bovine(100%), Horse(100%), Sheep(100%), Rabbit(100%), Dog(100%)
克隆:
Polyclonal
特异性:
Presenilin 2 Antibody detects endogenous levels of total Presenilin 2.
RRID:
AB_2841261
引用格式: Affinity Biosciences Cat# DF7809, RRID:AB_2841261.
偶联:
Unconjugated.
纯化:
The antiserum was purified by peptide affinity chromatography using SulfoLink™ Coupling Resin (Thermo Fisher Scientific).
保存:
Rabbit IgG in phosphate buffered saline , pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol. Store at -20 °C. Stable for 12 months from date of receipt.
别名:

展开/折叠

AD3L; AD3LP; AD4; AD5; Alzheimer disease 4; CMD1V; E5-1; OTTHUMP00000035671; OTTHUMP00000035672; OTTHUMP00000228286; OTTHUMP00000228288; Presenilin 2 (Alzheimer disease 4); Presenilin 2; Presenilin-2 CTF subunit; PS-2; PS2; Psen2; PSN2_HUMAN; PSNL2; STM-2; STM2;

抗原和靶标

免疫原:
Uniprot:
基因/基因ID:
表达:
P49810 PSN2_HUMAN:

Isoform 1 is seen in the placenta, skeletal muscle and heart while isoform 2 is seen in the heart, brain, placenta, liver, skeletal muscle and kidney.

序列:
MLTFMASDSEEEVCDERTSLMSAESPTPRSCQEGRQGPEDGENTAQWRSQENEEDGEEDPDRYVCSGVPGRPPGLEEELTLKYGAKHVIMLFVPVTLCMIVVVATIKSVRFYTEKNGQLIYTPFTEDTPSVGQRLLNSVLNTLIMISVIVVMTIFLVVLYKYRCYKFIHGWLIMSSLMLLFLFTYIYLGEVLKTYNVAMDYPTLLLTVWNFGAVGMVCIHWKGPLVLQQAYLIMISALMALVFIKYLPEWSAWVILGAISVYDLVAVLCPKGPLRMLVETAQERNEPIFPALIYSSAMVWTVGMAKLDPSSQGALQLPYDPEMEEDSYDSFGEPSYPEVFEPPLTGYPGEELEEEEERGVKLGLGDFIFYSVLVGKAAATGSGDWNTTLACFVAILIGLCLTLLLLAVFKKALPALPISITFGLIFYFSTDNLVRPFMDTLASHQLYI

种属预测

种属预测:

score>80的预测可信度较高,可尝试用于WB检测。*预测模型主要基于免疫原序列比对,结果仅作参考,不作为质保凭据。

Species
Results
Score
Pig
100
Horse
100
Bovine
100
Sheep
100
Dog
100
Rabbit
100
Xenopus
0
Zebrafish
0
Chicken
0
Model Confidence:
High(score>80) Medium(80>score>50) Low(score<50) No confidence

翻译修饰 - P49810 作为底物

Site PTM Type Enzyme
S7 Phosphorylation P68400 (CSNK2A1)
S9 Phosphorylation P68400 (CSNK2A1)
S19 Phosphorylation
S22 Phosphorylation
S25 Phosphorylation
T27 Phosphorylation
S49 Phosphorylation
K115 Ubiquitination
Y294 Phosphorylation
K306 Acetylation
S327 Phosphorylation P48730 (CSNK1D)
S330 Phosphorylation P48730 (CSNK1D) , P68400 (CSNK2A1)
S335 Phosphorylation P68400 (CSNK2A1)

研究背景

功能:

Probable catalytic subunit of the gamma-secretase complex, an endoprotease complex that catalyzes the intramembrane cleavage of integral membrane proteins such as Notch receptors and APP (amyloid-beta precursor protein). Requires the other members of the gamma-secretase complex to have a protease activity. May play a role in intracellular signaling and gene expression or in linking chromatin to the nuclear membrane. May function in the cytoplasmic partitioning of proteins. The holoprotein functions as a calcium-leak channel that allows the passive movement of calcium from endoplasmic reticulum to cytosol and is involved in calcium homeostasis. Is a regulator of mitochondrion-endoplasmic reticulum membrane tethering and modulates calcium ions shuttling between ER and mitochondria.

翻译修饰:

Heterogeneous proteolytic processing generates N-terminal and C-terminal fragments.

Phosphorylated on serine residues.

细胞定位:

Endoplasmic reticulum membrane>Multi-pass membrane protein. Golgi apparatus membrane>Multi-pass membrane protein.

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionSubcellular location
组织特异性:

Isoform 1 is seen in the placenta, skeletal muscle and heart while isoform 2 is seen in the heart, brain, placenta, liver, skeletal muscle and kidney.

亚基结构:

Interacts with DOCK3 (By similarity). Homodimer. Component of the gamma-secretase complex, a complex composed of a presenilin homodimer (PSEN1 or PSEN2), nicastrin (NCSTN), APH1 (APH1A or APH1B) and PEN2. Such minimal complex is sufficient for secretase activity, although other components may exist. Interacts with HERPUD1, FLNA, FLNB and PARL.

蛋白家族:

The PAL motif is required for normal active site conformation.

Belongs to the peptidase A22A family.

研究领域

· Environmental Information Processing > Signal transduction > Notch signaling pathway.   (View pathway)

· Human Diseases > Neurodegenerative diseases > Alzheimer's disease.

· Organismal Systems > Nervous system > Neurotrophin signaling pathway.   (View pathway)

文献引用

1). Oral Treponema denticola Infection Induces Aβ 1–40 and Aβ 1–42 Accumulation in the Hippocampus of C57BL/6 Mice. Journal of Molecular Neuroscience, 2021 (PubMed: 33763842) [IF=3.1]

Application: WB    Species: mice    Sample: hippocampi

Fig. 4 T. denticola induces Aβ accumulation by up regulating BACE1  and PS1, KMI-1303 and DAPT can inhibit the efect of T. denticola on Aβ. a  RNA was extracted from mouse hippocampus, and the expression of genes related to Aβ accumulation was detected by qPCR. The values are shown as the mean±SD of three independent experiments. *p<0.05, **p<0.01, ***p<0.001, N=4 mice per group. b, c, d, e Protein expression levels of APP, BACE1, PS1 and PS2 in the hippocampus were examined by western blotting. The results of the quantitative analysis of the blots; results are presented as means±std. dev,*p<0.05, **p<0.01, ***p<0.001, N=4 mice per group. f Images represent the results of three repeated experiments. N2a cells were treated with 107  CFU  T. denticola or 1 μmol/L DAPT and 107  CFU T. denticola or 1 μmol/L KMI1303 and 107   CFU T. denticola. T. denticola -infected N2a cells were stained by an anti-Aβ1–42 protein antibody and viewed under a fuorescence microscope. g The results of IF are expressed as means±std. dev., *p<0.05, ***p<0.001

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