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The regulatory protein subunits of many ion channels and transmembrane receptors, for example, may be defined as peripheral membrane proteins. In contrast to integral membrane proteins, peripheral membrane proteins tend to collect in the water-soluble component, or fraction, of all the proteins extracted during a protein purification procedure.
Although membrane proteins play an important role in all organisms, their purification has historically, and continues to be, a huge challenge for protein scientists. In 2008, 150 unique structures of membrane proteins were available, [14] and by 2019 only 50 human membrane proteins had had their structures elucidated. [13]
n/a Ensembl ENSG00000170180 n/a UniProt P02724 n/a RefSeq (mRNA) NM_001308187 NM_001308190 NM_002099 n/a RefSeq (protein) NP_001295116 NP_001295119 NP_002090 n/a Location (UCSC) Chr 4: 144.11 – 144.14 Mb n/a PubMed search n/a Wikidata View/Edit Human Glycophorin A (MNS blood group), also known as GYPA, is a protein which in humans is encoded by the GYPA gene. GYPA has also recently been ...
Pages in category "Peripheral membrane proteins" The following 172 pages are in this category, out of 172 total. This list may not reflect recent changes. 0–9.
Peripheral membrane proteins (4 C, 172 P) V. Vesicular transport proteins (5 P) Σ. Membrane protein stubs (1 C, 601 P) Pages in category "Membrane proteins"
The initial binding is to cell surface receptors such as the outer membrane proteins OmpF, FepA, BtuB, Cir and FhuA; colicins have been classified according to which receptors they bind to. The presence of specific periplasmic proteins, such as TolA, TolB, TolC , or TonB, are required for translocation across the membrane. [ 6 ]
The interactions the sites use to bind to membrane proteins are non-specific and consist of: hydrogen bonding, hydrophobic interactions and electrostatic interactions. These non-specific interactions give ankyrin the property to recognise a large range of proteins as the sequence doesn't have to be conserved, just the properties of the amino ...
A membrane transport protein is a membrane protein involved in the movement of ions, small molecules, and macromolecules, such as another protein, across a biological membrane. Transport proteins are integral transmembrane proteins ; that is they exist permanently within and span the membrane across which they transport substances.