Recombinant Human KeRatin, type I cytoskeletal 14 (KRT14)

中文名稱：

人KRT14重組蛋白
品名簡稱：

Recombinant Human KRT14 protein
貨號：

CSB-YP012512HU
說明書：

MSDS Datasheet
規格：

￥1500
圖片：
(Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
其他：

產品詳情
產品評價
相關產品
靶點詳情

產品詳情

純度：

Greater than 90% as determined by SDS-PAGE.
基因名：

KRT14
Uniprot No.：

P02533
別名：

CK 14; CK-14; ck14; Cytokeratin 14; Cytokeratin-14; Cytokeratin14; Dowling Meara; EBS3; EBS4; Epidermolysis bullosa simplex; K14; K1C14_HUMAN; Keratin 14 (epidermolysis bullosa simplex, Dowling-Meara, Koebner); Keratin 14; Keratin; Keratin type I cytoskeletal 14; Keratin, type I cytoskeletal 14; Keratin-14; Keratin14; Koebner; Krt 14; Krt14; NFJ; OTTHUMP00000164624; type I cytoskeletal 14
種屬：

Homo sapiens (Human)
蛋白長度：

Full Length
來源：

Yeast
分子量：

53.6kDa
表達區域：

1-472aa
氨基酸序列

MTTCSRQFTSSSSMKGSCGIGGGIGGGSSRISSVLAGGSCRAPSTYGGGLSVSSSRFSSGGACGLGGGYGGGFSSSSSSFGSGFGGGYGGGLGAGLGGGFGGGFAGGDGLLVGSEKVTMQNLNDRLASYLDKVRALEEANADLEVKIRDWYQRQRPAEIKDYSPYFKTIEDLRNKILTATVDNANVLLQIDNARLAADDFRTKYETELNLRMSVEADINGLRRVLDELTLARADLEMQIESLKEELAYLKKNHEEEMNALRGQVGGDVNVEMDAAPGVDLSRILNEMRDQYEKMAEKNRKDAEEWFFTKTEELNREVATNSELVQSGKSEISELRRTMQNLEIELQSQLSMKASLENSLEETKGRYCMQLAQIQEMIGSVEEQLAQLRCEMEQQNQEYKILLDVKTRLEQEIATYRRLLEGEDAHLSSSQFSSGSQSSRDVTSSSRQIRTKVMDVHDGKVVSTHEQVLRTKN
Note: The complete sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application, please explicitly request the full and complete sequence of this protein before ordering.
蛋白標簽：

N-terminal 6xHis-tagged
產品提供形式：

Liquid or Lyophilized powder
Note: We will preferentially ship the format that we have in stock, however, if you have any special requirement for the format, please remark your requirement when placing the order, we will prepare according to your demand.
緩沖液：

If the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol.
Note: If you have any special requirement for the glycerol content, please remark when you place the order.
If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose.
儲存條件：

Store at -20°C/-80°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
保質期：

The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
貨期：

Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time may differ 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.
注意事項：

Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
Datasheet & COA：

Please contact us to get it.

產品評價

靶點詳情

功能：

The nonhelical tail domain is involved in promoting KRT5-KRT14 filaments to self-organize into large bundles and enhances the mechanical properties involved in resilience of keratin intermediate filaments in vitro.
基因功能參考文獻：
1. High CK14 expression is associated with lymph node metastasis in oral squamous cell carcinoma. PMID: 30066921
2. Efficient homology-directed repair of a dominant negative KRT14 mutation via CRISPR/Cas9 nickases in epidermolysis bullosa simplex patients' keratinocytes has been reported. PMID: 28888469
3. Immunocytochemical staining using cocktail antibody targeting p63/CK14 was useful for the differential diagnosis of FA and DCIS in FNAC of the breast. PMID: 28685877
4. the findings show that squamous and micropapillary bladder cancers have different expression patterns of CK14 and FOXA1 and suggest that they arise from distinct precursors. PMID: 28721490
5. PADI4 contributes to gastric tumorigenesis by upregulating CXCR2, KRT14 and TNF-alpha expression. PMID: 27556695
6. The novel c.1234A>G(p.Ile412Val) mutation of the KRT14 gene is probably responsible for the disease. PMID: 28777847
7. Keratin14/p63-positive epithelial proliferations suggest benign breast disease. PMID: 28630050
8. K14 was coexpressed with alphav-integrin in fetal and adult corneas and cultured corneolimbal epithelium, and colony-forming efficiency (an indicator of stem cell activity) was similar in cells from both sources. PMID: 26956898
9. Loss of keratin 14 is associated with epidermolysis bullosa. PMID: 27798626
10. contributes to collective invasion of salivary adenoid cystic carcinoma and may be a biomarker of worse prognosis PMID: 28152077
11. vimentin regulates the differentiation switch via modulation of K5/K14 expression. Moreover, because there was a significant correlation between high vimentin-K14 expression and recurrence/poor survival in oral cancer patients, vimentin-K14 together may prove to be the novel markers for the prognostication of human oral cancer. PMID: 28225793
12. We concluded that smoking habits were capable of inducing changes in global DNA methylation, miR-9-3 methylation status and K19 expression. PMID: 27543926
13. data demonstrates that keratinocyte migration requires the interaction between vimentin and keratins at the -YRKLLEGEE- sequence at the helical 2B domain of viment PMID: 27072292
14. findings reveal K14 as a key regulator of metastasis and establish the concept that K14(+) epithelial tumor cell clusters disseminate collectively to colonize distant organs PMID: 26831077
15. all keratins tested, except for keratin 14, were evenly expressed in all trophoblast cells. Keratin 14 was expressed in a subset of CK7 positive cells PMID: 26430881
16. report a family with a novel heterozygous missense mutation p.Leu418Gln in the KRT14 gene causing epidermolysis bullosa simplex with variable phenotype PMID: 24981776
17. investigated a family in which 1 of 3 children was diagnosed with a localized form of epidermolysis bullosa simplex and there was no family history of blistering; results argue against parental somatic and germline mosaicism in the family and suggest the novel p.Val270Ala mutation in KRT14 also represents a de novo event which occurred in the proband PMID: 23774754
18. KRT14 protein genetic mutation is a good indicator of disease progression in patient diagnosed with epidermolysis bullosa simplex. PMID: 25961909
19. Analysis of K14 variants with single or multiple substitutions of cysteine residues points to a spatial and temporal hierarchy in how Cys-4/Cys-40 and Cys-367 regulate keratin assembly in vitro and filament dynamics in live keratinocytes PMID: 26216883
20. BerEp4 alone is unreliable for differentiation between BCCm (basal cell carcinoma with squamous metaplasia) and bSCC (basaloid squamous cell carcinoma). The addition of either CK14 or CK17 will augment BCCm versus bSCC differential diagnosis. PMID: 24168496
21. hypothesize a positive feedback model in which mutant (R125P) K14 triggers JNK signalling, leading to increased AP1-dependent expression of K14, which in turn amplifies JNK signalling further PMID: 23528216
22. p53 acts as a co-repressor to down-regulate K14 expression by binding to SP1. PMID: 22911849
23. p53 acts as a co-repressor to down-regulate K14 expression by binding to SP1 during epidermal cell differentiation. PMID: 22911849
24. One isoform of p63, TAp63alpha, can activate an epidermal basal cell marker, keratin 14. PMID: 22577164
25. Mutant K14-R125P filaments and/or networks in human keratinocytes are mechanically defective in their response to large-scale deformations. PMID: 22363617
26. This study adds two more novel recessive mutations in this gene associated with epidermolysis bullosa simplex. This is the first occurence in a Mediterranean population. PMID: 21623745
27. Fascin and CK14 are highly expressed in squamous cell carcinoma, compared with other histological types of carcinoma. PMID: 21223690
28. keratin 14 functional knockout causes severe recessive epidermolysis bullosa simplex, and questions the haploinsufficiency model of Naegeli-Franceschetti-Jadassohn syndrome PMID: 21734713
29. Mutation analysis of an epidermolysis bullosa simplex family revealed that affected individuals were heterozygous for a, to our knowledge, previously unreported mutation of c.1237G>C (p.Ala413Pro) in KRT14. PMID: 21593775
30. heterozygous G to A transition was found at nucleotide postion 1231 in exon 6 of KRT14 in family with epidermolysis bullosa simplex, generalized PMID: 21413954
31. autoantibodies in Scurfy mice and patients with IPEX target keratin 14 PMID: 20147963
32. analysis of a keratin 14 hotspot mutation in the Dowling-Meara type of epidermolysis bullosa simplex PMID: 19854623
33. new heterozygous amino acid substitution polymorphism in the variable keratin 14 N-terminal head domain (KRT14:c.88C>T, p.Arg30Cys) PMID: 19797037
34. A spontaneous CD8 T cell-dependent autoimmune disease to an antigen expressed under the human keratin 14 promoter. PMID: 12165543
35. Three novel KRT14 mutations identified in 9 Epidermolysis bullosa simplex patients. PMID: 12655565
36. investigated novel KRT14 missense mutations in epidermolysis bullosa simplex in a cellular expression system in order to analyse their effects on the keratin cytoskeleton PMID: 12930305
37. Keratin 14 has a role in binding to TNFalpha receptor-associated death domain (TRADD), and in susceptibility of keratinocytes to caspase-8-mediated apoptosis PMID: 14660619
38. novel recessive missense mutation in epidermolysis bullosa simplex PMID: 15654986
39. Novel mutations within KRT14 are associated with epidermolysis bullosa simplex. PMID: 16786515
40. Heterozygous nonsense or frameshift mutations in KRT14 were found to segregate with Naegeli-Franceschetti-Jadassohn syndrome or dermatopathia pigmentosa reticularis trait in five families. PMID: 16960809
41. These studies provide a potential mechanism by which deltaNp63 directly governs the expression of K14 in a keratinocyte-specific manner. PMID: 17159913
42. study presents a missense mutation in exon 1 of K14, R125C, identified in the affected individuals of a Chinese family with epidermolysis bullosa simplex-Dowling-Meara (EBS-DM) PMID: 17659012
43. Better basal gene expression was observed by co-cultured respiratory epithelial cells compared to dispase dissociated cells. PMID: 17891046
44. K14 and K16 were detected in the tumour cells, suggesting differentiation towards the outer root sheath beneath the orifice of the sebaceous duct. PMID: 18005116
45. Naegeli-Franceschetti-Jadassohn syndrome results from haploinsufficiency for K14 and increased susceptibility of keratinocytes to pro-apoptotic signals may be involved in the pathogenesis of this ectodermal dysplasia syndrome PMID: 18049449
46. Transgenic mice were generated using the keratin-14 promoter/enhancer to direct expression of wild-type human CXCR2 (K14hCXCR2 WT) or mutant CXCR2. PMID: 18505935
47. expression of human K14 initiates squamous differentiation program in the mouse lung, but fails to promote squamous maturation PMID: 18701433
48. Including the present case, 8 of the 13 families have the R125C or R125H mutation; eight have mutations in KRT14, and five have mutations in KRT5 PMID: 18717745
49. Cataracts in transgenic mice caused by a human papillomavirus type 18 E7 oncogene driven by KRT1-14 are reported. PMID: 18723014
50. Infection by HPV may alter the differentiation status of the epidermis, leading to a major expression of cytokeratin 14 PMID: 19515043
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相關疾病：

Epidermolysis bullosa simplex, Dowling-Meara type (DM-EBS); Epidermolysis bullosa simplex, Weber-Cockayne type (WC-EBS); Epidermolysis bullosa simplex, Koebner type (K-EBS); Epidermolysis bullosa simplex, autosomal recessive 1 (EBSB1); Naegeli-Franceschetti-Jadassohn syndrome (NFJS); Dermatopathia pigmentosa reticularis (DPR)
亞細胞定位：

Cytoplasm. Nucleus. Note=Expressed in both as a filamentous pattern.
蛋白家族：

Intermediate filament family
組織特異性：

Expressed in the corneal epithelium (at protein level). Detected in the basal layer, lowered within the more apically located layers specifically in the stratum spinosum, stratum granulosum but is not detected in stratum corneum. Strongly expressed in the
數據庫鏈接：

HGNC: 6416

OMIM: 125595

KEGG: hsa:3861

STRING: 9606.ENSP00000167586

UniGene: Hs.654380