Abcam, ab7536, Native Human Collagen IV protein

Size: 500µg
Native Human Collagen IV protein is a Human Full Length protein with >95% purity and suitable for western blot, ELISA, IP, Blocking assay and SDS-PAGE. The predicted molecular weight of ab7536 native protein is 161 kDa - Save time and ensure accurate results - use our Collagen IV (COL4A1) protein as a control - Cited in over 10 publications
Key facts
Purity:>95%,
Expression system:Native,
Tags:Tag free,
Applications:SDS-PAGE, IP, ELISA, WB, BLSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Biologically active:No,
Accession:P02462,
Animal free:No,
Carrier free:No,
Species:Human,
Storage buffer:Preservative: 0.01% Sodium azideConstituents: 3% Acetic acid

Product details:
This product is free from other collagens, human serum proteins and non-collagen extracellular matrix proteins. This product reacts with anti-Collagen Type IV. Reaction with anti-Collagen I, II, III, V or VI is negligible (typically less than 1% cross reactivity was detected by ELISA).

Properties and Storage Information:
Shipped at conditions-Blue Ice, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions-+4°C, Aliquoting information-Upon delivery aliquot, Storage information-Store undiluted

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
Collagen IV also known as COL4A1 or collagen type IV is a structural protein essential to the basement membrane in tissues. The molecular weight of collagen type 4 varies but it generally forms a high-molecular-weight complex. This protein expresses prominently in various tissues especially in the kidneys lens capsule of the eye and skin. Collagen IV comprises six different alpha chains where its distinctiveness lies in its non-fibrillar network-forming structure which serves as a supportive scaffold for tissues and contributes to tissue regeneration and cell adhesion.
Biological function summary
The highly organized network of collagen type IV plays a supreme role in maintaining the integrity and functionality of the basement membrane. It exists predominantly as part of a supramolecular complex associating with laminin nidogen and perlecan forming a multifunctional platform. This platform facilitates cellular signaling tissue elasticity and filtration functions. The basement membrane's selective permeability heavily relies on this network structure to regulate the exchange of molecules between tissues like blood vessels and epithelial sheets.
Pathways
Collagen IV contributes to several critical functions within the extracellular matrix organization and cell-matrix adhesion pathways. Specifically it interacts intimately with integrins and matrix metalloproteinases (MMPs) playing roles in angiogenesis and tissue repair. Additionally its interactions with other collagens and integrins within these pathways enhance cellular responses to mechanical stress and contribute to structural resilience in tissues.
Mutations or abnormalities in collagen IV are linked closely with hereditary conditions such as Alport syndrome and Goodpasture syndrome. These conditions often result in compromised structural integrity and function of the basement membrane particularly affecting the kidneys and lungs. Alterations in collagen IV can influence interactions with other proteins like collagen type IV-associated proteins altering normal physiological functions and leading to tissue dysfunction and disease manifestations.