Recombinant Human Integrin alpha-1(ITGA1) ,partial

Code CSB-YP011861HU
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Source Yeast
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Code CSB-EP011861HU
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Source E.coli
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Code CSB-EP011861HU-B
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Source E.coli
Conjugate Avi-tag Biotinylated
E. coli biotin ligase (BirA) is highly specific in covalently attaching biotin to the 15 amino acid AviTag peptide. This recombinant protein was biotinylated in vivo by AviTag-BirA technology, which method is BriA catalyzes amide linkage between the biotin and the specific lysine of the AviTag.
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Code CSB-BP011861HU
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Source Baculovirus
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Code CSB-MP011861HU
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Source Mammalian cell
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Product Details

Purity >85% (SDS-PAGE)
Target Names ITGA1
Uniprot No. P56199
Alternative Names CD 49a; CD49 antigen-like family member A; CD49a; CD49a antigen; Integrin alpha-1; ITA1_HUMAN; Itga 1; ITGA1; Laminin and collagen receptor; Very late activation protein 1; VLA 1; VLA-1; VLA1
Species Homo sapiens (Human)
Protein Length Partial
Tag Info The following tags are available.
N-terminal His-tagged
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Form Lyophilized powder
Buffer before Lyophilization Tris/PBS-based buffer, 6% Trehalose, pH 8.0
Reconstitution We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.
and FAQs
Protein FAQs
Storage Condition Store at -20°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
Shelf Life 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.
Lead Time 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.
Notes Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
Datasheet Please contact us to get it.

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Target Data

Function Integrin alpha-1/beta-1 is a receptor for laminin and collagen. It recognizes the proline-hydroxylated sequence G-F-P-G-E-R in collagen. Involved in anchorage-dependent, negative regulation of EGF-stimulated cell growth.
Gene References into Functions
  1. It was found that the levels of integrin alpha1 and VE-cadherin mRNA increased during co-culturing of activated endothelium cells with mesenchymal stromal cells. PMID: 29504106
  2. Results suggest that genetic variants in ITGA1 may be involved in the etiology of attention-deficit/hyperactivity disorder and the single-nucleotide polymorphisms -set based analysis is a promising strategy for the detection of underlying genetic risk factors. PMID: 28809852
  3. favors adhesive over migratory fibroblast phenotype PMID: 27294728
  4. Data suggest that the residue volume at phenylalanine (Phe) in alpha1-helix is critical for alpha(L)/beta(2) integrin (CD49a/CD18) activation and binding with soluble/immobilized ICAM1 (intercellular cell adhesion molecule 1). PMID: 29079572
  5. Studies suggest there are two nonoverlapping NK cell populations that are potentially liver resident in humans: CD49a+ NK cells and Eomes hi. PMID: 28318877
  6. ANGPTL1 inhibited angiogenesis by interacting with integrin alpha1beta1 receptor to suppress the downstreamJAK2-STAT3 signaling pathway. PMID: 28904065
  7. A range of affinities from almost no interaction to the relatively high avidity that characterizes alphaIIbbeta3 is seen between various alpha subunits and beta1 transmembrane and cytosolic domains. PMID: 27929375
  8. Taken together with our previous findings, we have replicated our results from the rodent system in a novel human system. We have revealed a unique sequential cascade involving Atg10, Wnt5a, alpha1 integrin, and matrix metalloproteinase-3 in GS/BMP-4-induced differentiation of hiPS cells into odontoblast-like cells at a relatively early stage. PMID: 27639333
  9. a comparative study between the wild type integrin alpha1 I and a gain-of-function E317A mutant. NMR HDX results suggest a relationship between regions exhibiting a reduced local stability in the unbound I domain and those that undergo significant conformational changes upon binding. PMID: 27342747
  10. MYC is a key regulating factor for the control of ITGA1 expression in colorectal cancer. PMID: 26096932
  11. Data indicate that CD49a(+) NK cells retain their phenotype after expansion in long-term in vitro cultures. PMID: 25672754
  12. Integrin alpha1 and beta4 are downregulated, following Dendrofalconerol A treatment, in H460 cells. PMID: 25550552
  13. miR-101:DNMT-3B interaction modulates integrin alpha-1 epigenetically. PMID: 24018042
  14. 17-beta-estradiol modulates connexins and integrins as well as ER-beta expression induced by high frequency electromagnetic fields. PMID: 23819010
  15. CD49a promoted Con A-induced hepatitis through enhancing inflammatory cytokine production (IFN-gamma and IL-17A) by CD4(+) T and invariant natural killer T cells. PMID: 24164540
  16. ITGA1 gene SNPs rs1862610, rs24321 43, and rs2447867 and the ITGA1 haplotype block that includes SNPs rs1862610 and rs2432143 were significantly associated with gastric cancer. PMID: 24124332
  17. small angle x-ray scattering data suggest that at low collagen peptide concentrations the complex exists in equilibrium between a 1:1 and 2:1 alpha1I-peptide complex. PMID: 24187131
  18. CagL is a versatile surface protein equipped with at least two motifs to promote binding to integrins, thereby causing aberrant signaling within host cells and facilitating translocation of CagA into host cells. PMID: 22919661
  19. Pro-inflammatory cytokine tumor necrosis factor (TNF)-alpha strongly promotes pericyte proliferation and migration, and concomitantly induces a switch in pericyte integrins, from alpha1 to alpha2 integrin. PMID: 23448258
  20. Discoidin domain receptors promote alpha1beta1- and alpha2beta1-integrin mediated cell adhesion to collagen by enhancing integrin activation. PMID: 23284937
  21. Collagen receptors alpha(1)beta(1) and alpha(2)beta(1) integrins are involved in transmigration of peripheral blood eosinophils, but not mononuclear cells through human microvascular endothelial cells monolayer PMID: 23070086
  22. Dynamic structural changes are observed upon collagen and metal ion binding to the integrin alpha1 I domain. PMID: 22847004
  23. study characterized the collagen binding properties of an activated variant of the alpha1I domain, harboring a gain-of-function mutation E317A; the activated alpha(1)I domain represents a novel conformation of the alphaI domain, mimicking the structural state where the Arg(287)-Glu(317) ion pair has just broken during the integrin activation PMID: 22030389
  24. we have identified a new locus candidate, ITGA1, influencing both fasting glucose and BMD, that may begin to explain the genetic contribution to the epidemiological observations linking type 2 diabetes and osteoporosis PMID: 22698912
  25. study identified integrin alpha1/beta1 and alpha2/beta1 heterodimer as a new candidate IgA1 receptor in human mesangial cells PMID: 22298882
  26. There was no evidence for differences in integrin alpha1, alpha4, beta1 and beta3 protein levels between the follicular and mid-luteal staged samples. PMID: 22002573
  27. the C-linker has a role as a spring-like element that allows relaxation of the alphaI domain in the resting state and controlled tension of the alphaI domain during activation, exerted by the beta chain PMID: 21965670
  28. alpha(1)beta(1) integrin is of importance not only for the differentiation of mesenchymal cells into myofibroblasts but also for the neovascularization and connective tissue organization PMID: 19397781
  29. Integrin alpha2beta1 might play a more crucial role in maintaining the mechanical creep properties of the collagen matrix than does integrin alpha1beta1. PMID: 21647271
  30. Streptococcus pyogenes M49 plasminogen/plasmin binding facilitates keratinocyte invasion via integrin-integrin-linked kinase (ILK) pathways and protects from macrophage killing PMID: 21521694
  31. Prostate tissue-derived CD133+ cells exhibited a moderate level of expression of alpha1 integrin PMID: 20531279
  32. Androgens increased INT alpha1 and alpha2 subunits in tubuloepithelial cells and in healthy labial salivary glands. PMID: 20436081
  33. Results show that plumieribetin, a fish lectin from the scorpionfish (Scorpaena plumieri), inhibits alpha1beta1 integrin binding to basement membrane collagen IV. PMID: 19850917
  34. results suggest that the inadequate trophoblastic invasion, induced by antiphospholipid antibodies, can be the result of decreased alpha1 integrin and VE-cadherin and increased alpha5 integrin and E-cadherin expression in the trophoblast PMID: 11937138
  35. role of VLA1 in migration of multiple sclerosis derived antigen-reactive T-cell migration PMID: 12078857
  36. determination of crystal structure in complex with an antibody Fab fragment PMID: 12662928
  37. endometrial integrin alpha1 and alpha4 expression is more consistently present in the early luteal phase in stimulated cycles than in natural cycles PMID: 12694973
  38. VEGF-A induced alpha1 & alpha2 integrins, promoting lymphatic endothelial tube formation & haptotactic migration. Lineage-specific integrin receptor expression contribute to the distinct dynamics of wound-associated angiogenesis & lymphangiogenesis. PMID: 15132990
  39. alpha(1)beta(1) and Col-IV contribute to beta-cell functions known to be important for islet morphogenesis and glucose homeostasis PMID: 15485856
  40. Enhanced expression of Integrin alpha1 is associated with liver metastases from gastrointestinal tumours PMID: 15679046
  41. analysis of binding between collagen type III and integrins alpha1beta1 and alpha2beta1 PMID: 16043429
  42. No statistical difference was observed on the expression of alpha1 integrin subunit expression in endometrium in tubal phimosis or hydrosalpinx PMID: 16412752
  43. identified integrin alpha1 as a protein tyrosine phosphatase type IVA-interacting protein for the first time, and verified this physical association with pull-down and co-immunoprecipitation assays PMID: 16472776
  44. alpha1beta1 integrin is a type IV collagen receptor in pancreatic cancer cells PMID: 17312461
  45. results define a crucial role for alpha1beta1 in controlling the accumulation of epidermal type 1 polarized effector memory T cells in a common human immunopathology and provide the basis for new strategies in psoriasis treatment PMID: 17603494
  46. thrombopoietin-induced in vitro differentiation of primary human cord blood mononuclear cells into megakaryocytes, we observed rapid, progressive CpG methylation of ITGA1, but not PELO or ITGA2. PMID: 17669516
  47. A significant subset of VLA-1-positive effector T cells from rheumatoid arthritis patients persists in vivo and in vitro during monoclonal antibody therapy and contributes to residual and recurring inflammation. PMID: 17891451
  48. are suggestive of the association of ITGA1 with osteoporosis and related risk in postmenopausal women PMID: 17931993
  49. Activation of the FAK-src molecular scaffolds and p130Cas-JNK signaling cascades by alpha1-integrins during colon cancer cell invasion. PMID: 17982677
  50. Group B streptococci ACP binds alpha(1)beta(1)-integrin via the D1 domain that promotes GBS internalization within epithelial cells. PMID: 18048918

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Subcellular Location Membrane, Single-pass type I membrane protein
Protein Families Integrin alpha chain family
Database Links

HGNC: 6134

OMIM: 192968

KEGG: hsa:3672

STRING: 9606.ENSP00000282588

UniGene: Hs.644352


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