Abcam, ab157035, Recombinant Human RBX1 protein

Size: 25µg
Recombinant Human RBX1 protein is a Human Full Length protein, in the 1 to 108 aa range, expressed in Escherichia coli, with >98%, suitable for SDS-PAGE.
Key facts
Purity:>98% SDS-PAGE,
Expression system:Escherichia coli,
Tags:His tag N-Terminus,
Applications:SDS-PAGESee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Biologically active:No,
Accession:P62877,
Animal free:No,
Carrier free:No,
Species:Human,
Storage buffer:Constituents: 0.6% Tris, 0.29% Sodium chloride, 0.02% (R*,R*)-1,4-Dimercaptobutan-2,3-diol

Properties and Storage Information:
Shipped at conditions-Blue Ice, Appropriate short-term storage conditions--80°C, Appropriate long-term storage conditions--80°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
RBX1 also known as RING-box protein 1 or ROC1 acts as an E3 ubiquitin ligase part of the ubiquitin-proteasome system. This protein facilitates the transfer of ubiquitin from E2 enzymes to target substrates marking them for degradation. The molecular weight of RBX1 is approximately 12 kDa. RBX1 is mainly expressed in various human tissues with significant expression in the heart brain and skeletal muscle. Its expression in these tissues suggests a wide involvement in cellular processes.
Biological function summary
RBX1 associates with the cullin-RING ubiquitin ligase (CRL) complex. It interacts with cullin proteins and other regulatory subunits to promote the polyubiquitination and subsequent degradation of target proteins. This regulatory activity influences many cellular processes including cell cycle progression DNA repair and signal transduction. By ensuring the degradation of proteins at the right time RBX1 maintains cellular homeostasis.
Pathways
RBX1 plays an important role in the control of protein stability through the ubiquitin-proteasome pathway. This pathway is important for regulating key cellular functions like the entrainment of the cell cycle and apoptosis. RBX1 also interacts with proteins like SKP1 and CUL1 as part of the SCF complex which targets specific proteins for degradation. By modulating these pathways RBX1 contributes to the overall regulation of cellular growth and stress responses.
RBX1's malfunctioning links to various types of cancer and neurodegenerative diseases. In cancer altered RBX1 activity can lead to the inappropriate degradation of tumor suppressor proteins promoting uncontrolled cell division. RBX1 is also implicated in neurodegenerative disorders where misregulation of protein degradation contributes to the accumulation of damaged proteins exacerbating disease progression. Additionally the interaction of RBX1 with proteins like p53 in cancer and tau proteins in Alzheimer's illustrates its potential role in disease pathogenesis.