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Rabbit Anti-CHFR/BF555 Conjugated antibody (bs-4272R-BF555)
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說 明 書: 100ul  
100ul/2980.00元
大包裝/詢價
產(chǎn)品編號 bs-4272R-BF555
英文名稱 Rabbit Anti-CHFR/BF555 Conjugated antibody
中文名稱 BF555標(biāo)記的泛素連接酶蛋白CHFR抗體
別    名 Checkpoint with forkhead and ring finger domains; Checkpoint with forkhead and RING finger domains protein; E3 ubiquitin protein ligase CHFR; EC 6.3.2.; RING finger protein 196; RNF 116; RNF 196; RNF116; RNF196; Ubiquitin ligase protein; CHFR_HUMAN.  
規(guī)格價格 100ul/2980元 購買        大包裝/詢價
說 明 書 100ul  
研究領(lǐng)域 腫瘤  細(xì)胞生物  免疫學(xué)  染色質(zhì)和核信號  細(xì)胞周期蛋白  
抗體來源 Rabbit
克隆類型 Polyclonal
交叉反應(yīng) (predicted: Human, Mouse, Rat, Rabbit, )
產(chǎn)品應(yīng)用 IF=1:50-200 
not yet tested in other applications.
optimal dilutions/concentrations should be determined by the end user.
分 子 量 73 kDa
性    狀 Lyophilized or Liquid
濃    度 1mg/ml
免 疫 原 KLH conjugated synthetic peptide derived from human CHFR
亞    型 IgG
純化方法 affinity purified by Protein A
儲 存 液 0.01M TBS(pH7.4) with 1% BSA, 0.03% Proclin300 and 50% Glycerol
保存條件 Store at -20 °C for one year. Avoid repeated freeze/thaw cycles. The lyophilized antibody is stable at room temperature for at least one month and for greater than a year when kept at -20°C. When reconstituted in sterile pH 7.4 0.01M PBS or diluent of antibody the antibody is stable for at least two weeks at 2-4 °C.
產(chǎn)品介紹 background:
A number of human cancers are sensitive to mitotic stress, implying checkpoint defects. Many proteins that contain forkhead-associated (FHA) domains are cell cycle checkpoints and CHFR is one such protein. It has a FHA and ring finger domain within its N terminus. Within its C terminus, CHFR contains a cysteine-rich region that did not display significant similarity to any protein in the GenBank database, but is highly conserved between humans and mice. It has been concluded that CHFR defines a checkpoint that delays entry into metaphase in response to mitotic stress. It has been found CpG methylation-dependent silencing of CHFR expression occurs in 45% of cancer cell lines, 40% of primary colorectal cancers, 53% of colorectal adenomas, and 30% of primary head and neck cancers.

Function:
E3 ubiquitin-protein ligase that functions in the antephase checkpoint by actively delaying passage into mitosis in response to microtubule poisons. Acts in early prophase before chromosome condensation, when the centrosome move apart from each other along the periphery of the nucleus. Probably involved in signaling the presence of mitotic stress caused by microtubule poisons by mediating the 'Lys-48'-linked ubiquitination of target proteins, leading to their degradation by the proteasome. Promotes the ubiquitination and subsequent degradation of AURKA and PLK1. Probably acts as a tumor suppressor, possibly by mediating the polyubiquitination of HDAC1, leading to its degradation. May also promote the formation of 'Lys-63'-linked polyubiquitin chains and functions with the specific ubiquitin-conjugating UBC13-MMS2 (UBE2N-UBE2V2) heterodimer. Substrates that are polyubiquitinated at 'Lys-63' are usually not targeted for degradation, but are rather involved in signaling cellular stress.

Subunit:
Interacts with HDAC1 and HDAC2. Interacts with PML (with sumoylated form of PML).

Subcellular Location:
Nucleus, PML body.

Tissue Specificity:
Ubiquitous.

Post-translational modifications:
Poly-ADP-ribosylated. In addition to binding non covalently poly(ADP-ribose) via its PBZ-type zinc finger, the protein is also covalently poly-ADP-ribosylated by PARP1.
Autoubiquitinated; may regulate its cellular level.
Phosphorylated upon DNA damage, probably by ATM or ATR (By similarity). Phosphorylated by PKB. Phosphorylation may affect its E3 ligase activity.

Similarity:
Belongs to the CHFR family.
Contains 1 FHA domain.
Contains 1 PBZ-type zinc finger.
Contains 1 RING-type zinc finger.

Database links:

Entrez Gene: 55743 Human

Entrez Gene: 231600 Mouse

Omim: 605209 Human

SwissProt: Q96EP1 Human

SwissProt: Q810L3 Mouse

Unigene: 720197 Human

Unigene: 30264 Mouse



Important Note:
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
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