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11657 Ensembl ENSG00000163631 ENSMUSG00000029368 UniProt P02768 P07724 RefSeq (mRNA) NM_000477 NM_009654 RefSeq (protein) NP_000468 NP_033784 Location (UCSC) Chr 4: 73.4 – 73.42 Mb Chr 5: 90.61 – 90.62 Mb PubMed search Wikidata View/Edit Human View/Edit Mouse Human serum albumin is the serum albumin found in human blood. It is the most abundant protein in human blood plasma ; it ...
The 3D structure of human serum albumin has been determined by X-ray crystallography to a resolution of 2.5 ångströms (250 pm). [1] Albumin is a 65–70 kDa protein. Albumin comprises three homologous domains that assemble to form a heart-shaped protein. [2] Each domain is a product of two subdomains that possess common structural motifs. [2]
Serum albumin, often referred to simply as blood albumin, is an albumin (a type of globular protein) found in vertebrate blood. Human serum albumin is encoded by the ALB gene . [ 2 ] [ 3 ] [ 4 ] Other mammalian forms, such as bovine serum albumin , are chemically similar.
Serum albumin accounts for 55% of blood proteins, [1] is a major contributor to maintaining the oncotic pressure of plasma and assists, as a carrier, in the transport of lipids and steroid hormones. Globulins make up 38% of blood proteins and transport ions, hormones, and lipids assisting in immune function.
Engineering of albumin-FcRn interactions has also generated albumin variants with increased in vivo half-lives. [37] It has also been shown that conjugation of some drugs to the Fc region of IgG or serum albumin to generate fusion proteins significantly increases their half-life. [38] [39] [40]
Parts-per-million cube of relative abundance by mass of elements in an average adult human body down to 1 ppm. About 99% of the mass of the human body is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five elements: potassium, sulfur, sodium, chlorine, and magnesium ...
However, albumin is lost at each process stage, with roughly 20% of the albumin lost through precipitation stages before fraction V. In order to purify the albumin, there is an extraction with water, and adjustment to 10% ethanol, pH of 4.5 at −3 °C. Any precipitate formed here is done so by filtration and is an impurity.
The recombinant production of mAbs solved the variability and reproducibility concerns in pAbs. The mixture of many mAbs will mimic pAbs' broader epitope recognition and higher sensitivity. [12] Recent technology advancements allowed the direct sequencing of polyclonal antibody proteins from human and immunized animals.