Synthesized peptide derived from the N-terminal region of Human p57.
Immunogen Species
Homo sapiens (Human)
Conjugate
Non-conjugated
Isotype
IgG
Purification Method
The antibody was affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen.
Concentration
It differs from different batches. Please contact us to confirm it.
Buffer
Liquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Tested Applications
WB, IHC, ELISA
Storage
Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Potent tight-binding inhibitor of several G1 cyclin/CDK complexes (cyclin E-CDK2, cyclin D2-CDK4, and cyclin A-CDK2) and, to lesser extent, of the mitotic cyclin B-CDC2. Negative regulator of cell proliferation. May play a role in maintenance of the non-proliferative state throughout life.
Gene References into Functions
HOXD-AS1 could interact with EZH2, and then repress p57 expression, to aggravate osteosarcoma oncogenesis.PMID:30119259
review provides an appraisal of the published data on the p57Kip2 protein; mainly focused on the regulation of CDKN1C (the p57Kip2 encoding gene) expression and its relevance in human diseases, including overgrowth and undergrowth syndromesPMID:29614816
If, as expected, the consequences of the deregulation of the CDKN1C-E2F1-TP53 axis were the same as those experimentally demonstrated in mouse models, the disruption of this axis might be useful to predict tumor aggressiveness, and to provide the basis towards the development of potential therapeutic strategies in human Precursor T-cell lymphoblastic lymphomasPMID:29661169
Data suggest that expression of CDKN1C and IGF2 is significantly up-regulated in placenta after assisted reproductive technology; DNA methylation was significantly down-regulated in DMR of CDKN1C and up-regulated in DMR of IGF2. (CDKN1C = cyclin-dependent kinase inhibitor-1C; IGF2 = insulin like growth factor 2; DMR = differential methylation regions)PMID:29277274
The expression of SH3PXD2A-AS1 was inversely correlated with the expression of P57 and KLF2 in Colorectal Cancer tissue samples.PMID:29734178
expression of the nearby cyclindependent kinase inhibitor 1C (CDKN1C) gene was revealed to be upregulated after SP3 knockdown in cells that possessed non-risk alleles. This suggests that CDKN1C is potentially one of the functional targets of SNP rs163184, which modulates the binding activity of the locus for Sp3 and Lsd1/Kdm1aPMID:29207083
SNHG17 exerted oncogenic effects partly through epigenetically silencing P57 expression through interaction with EZH2.PMID:28933484
Studies indicate that misregulation of p57(kip2) expression has been associated, to growth disorders and the onset of several types of cancers [Review].PMID:28930539
conclusion, our data suggested an essential role of CDKN1C in the tumorgenesis of breast cancer. Targeting CDKN1C may be a promising strategy for anticancer therapeutics.PMID:29428729
This study showed that negative p57KIP2 immunostaining reliably identified complete mole (CM)and could be used in association with the histological findings to distinguish CM from its mimics.PMID:28574027
findings showed that pathogenesis of selective intrauterine growth restriction may be related to the co-effect of the up-regulated protein expression of CDKN1C and down-regulated mRNA expression of KCNQ1OT1 in the placenta.PMID:28803575
Gain-of-function mutations in the PCNA domain of CDKN1C have been reported as the genetic basis of various growth-retarded syndromes including IMAGe syndrome, Russell Silver syndrome as well as a novel undergrowth syndrome that additionally exhibited early adulthood onset diabetes. {review]PMID:28508599
The mean Beckwith-Wiedemann syndrome (BWS)score was 5.6 for 19 subjects with "IC2 hypomethylation"(KCNQ1OT1-associated ), compared with 3.8 for 2 subjects with pUPD. The BWS score of one subject with CDKN1C mutation and one with IC1( H19-associated imprinting center) hypermethylation was 6 and 7, respectivelyPMID:27436784
Data provide evidence that SLC22A18 and/or CDKN1C are tumor modifier genes involved in the tumorigenesis of SDHD-mutated paraganglioma.PMID:27402879
The differences in p18(INK4c)and p57(Kip2)activities in chronic myeloid leukemia and normal stem cells suggest a different cell cycle regulation.PMID:26985855
The data has been provided on fetal growth patterns and on the molecular subtypes of Beckwith-Wiedemann syndrome, including gain or loss of DNA methylation, 11p15.5 paternal uniparental disomy, and CDKN1C mutation.PMID:26857110
Analysis of the chromatin status of Cdkn1c promoter and KvDMR1 in unresponsive compared to responsive cell types showed that their differential responsiveness to the MyoD-dependent induction of the gene does not involve just their methylation status but, rather, the differential H3 lysine 9 dimethylation at KvDMR1.PMID:27611768
CDKN1C protein expression in the BM of newly diagnosed, treatment-naive MDS and secondary AML patients was identified as a prognostic factor for poor survival in patients treated with antiproliferative chemotherapy.PMID:27170453
Low P57KIP2 Expression is associated with Hydatidiform Moles.PMID:27221896
These results indicate that the inhibitory effect of rapamycin may be due mainly to increased p14, p15, and p57 expression via promoter demethylation and decreased mTOR and p70S6K expression in ALL cell lines.PMID:26362858
Jab1/Csn5 expression with concurrent low p57 expression associated with poor overall survival in hepatocellular carcinomaPMID:26606000
Using human placental samples, we show that the expression of the imprinted gene CDKN1C associates with birth weightPMID:26091021
Our data indicated that reduced cytoplasmic p57 expression is associated with hepatocellular carcinoma invasion.PMID:26271467
CDKN1C sequencing should be performed for BWS patients presenting with abdominal wall defects or cleft palate without 11p15 methylation defects or body asymmetry, or in familial cases of BWS.PMID:26077438
This report shows that p57(Kip2) is a novel target of miR-21 in prostate cancer and revealing a novel oncogenic function of this microRNA.PMID:25216674
Data show the presence of maternally derived extra copies of the distal chromosome 11p involving the wild-type cyclin-dependent kinase inhibitor 1C protein (CDKN1C).PMID:25427884
downregulation of CDKN1 by siRNA blocked the activity of miR-25 on promoting glioma cell proliferation.PMID:25960208
Polymer-based immunohistochemical staining of p57(kip2) (paternally imprinted gene, expressed from maternal allele) is a very effective method that can be used to differentiate androgenetic complete mole from partial mole and hydropic abortion.PMID:26161420
Up-regulation of miR-199a-5p in ADPKD tissues might promote cell proliferation through suppressing CDKN1CPMID:25588980
p57Kip2 has a role in DNA damage response, suppresses tumorigenesis and causes chemoresistance.PMID:25195859
opposed functional mutations in CDKN1C cause opposite clinical features; loss-of-function mutations cause overgrowth; gain-of-function mutations in the PCNA domain result in growth restriction; only maternally inherited mutations in CDKN1C are associated with disturbed growth [review]PMID:25262539
The gene expression pattern of CDKN1C, H19, IGF2, KCNQ1 and PHLDA2 genes was evaluated using RT-PCR.PMID:24986528
Staining intensities of cell cycle inhibitors p27 and p57 significantly increased in all parts of preeclamptic placentas compared to controlPMID:24852133
We report a novel CDKN1C mutation associated with features of IMAGe syndrome, but without adrenal insufficiency or metaphyseal dysplasia, and characterized by early-adulthood-onset diabetes.PMID:25057881
p57 expression is highly correlated with genotyping, serves as a reliable marker for diagnosis of complete hydatidiform molesPMID:23887308
A report of a novel mutation of CDKN1C affecting the PCNA-binding domain in a family with a history of Russell Silver syndrome.PMID:24065356
p57 regulates T-cell development and prevents lymphomagenesis by balancing p53 activity and pre-TCR signaling.PMID:24652995
In conclusion, combined p57 immunostaining and FISH with a set of 3 CEP probes for chromosomes X, Y, and 17 could be useful in the classification of hydatidiform moles.PMID:24613849
Increased protein stability of CDKN1C causes a gain-of-function phenotype in patients with IMAGe syndrome.PMID:24098681
This study indicates that the abnormal expression of p57 and RhoA contributes to progression of hepatocellular carcinoma and poor survival of patients.PMID:23842948
p57kip2 appears to be widely expressed in the human oligodendroglial lineage, and potential beneficial effects on remyelination in the mulltiple sclerosis brain are not based on subcellular p57kip2 localization shifts.PMID:23828667
p15(INK4b) and p57(KIP2) may be involved in the progression of vulvar carcinomas and the combined p14(ARF)/p15(INK4b)/p16(INK4a) status was a statistically independent prognostic factor.PMID:23580324
These data suggest that HER2/Akt is an important negative regulator of p57 (Kip2), and that p57 restoration in HER2-overexpressing cells can reduce breast tumor growth.PMID:23421998
A novel mutation in CDKN1C was found in a family with Beckwith-Wiedemann syndrome and cleft palate, sensorineural hearing loss, and supernumerary flexion creases.PMID:23197429
Data suggest that CSN6 is an important negative regulator of p57 (Kip2) , and that overexpression of CSN6 in many types of cancer could lead to decreased expression of p57 (Kip2) and result in promoted cancer cell growth.PMID:23187808
High p57 KIP2 is asociated with breast cancer.PMID:23244105
miR-221 inhibits CDKN1C/P57 expression by post-transcriptional gene silencing to promote colorectal carcinoma development and progression.PMID:21538272
Downregulation of CDKN1C is associated with poor disease outcome in patients with cutaneous T-cell lymphoma, while upregulation of AHI1 shows a weak association with aggressive disease course.PMID:23171462
MIR221 can interact with the target site on the 3'-UTR of CDKN1C/p57 mRNA to inhibit CDKN1C/p57 expression by post-transcriptional gene silencing to promote colon carcinoma cell proliferation.PMID:22126772
Cdkn1c (p57/KIP2) is a novel regulator of early epidermal differentiation and controls proliferation in primary keratinocytes and HaCaT cells.PMID:23008285
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Subcellular Location
Nucleus.
Protein Families
CDI family
Tissue Specificity
Expressed in the heart, brain, lung, skeletal muscle, kidney, pancreas and testis. Expressed in the eye. High levels are seen in the placenta while low levels are seen in the liver.