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AB114503

Recombinant Human Ribonuclease Inhibitor/RAI protein (GST tag N-Terminus)

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Recombinant Human Ribonuclease Inhibitor/RAI protein (GST tag N-Terminus) is a Human Full Length protein, in the 1 to 461 aa range, expressed in Wheat germ, suitable for SDS-PAGE, ELISA, WB.

View Alternative Names

PRI, RNH, RNH1, Ribonuclease inhibitor, Placental ribonuclease inhibitor, Ribonuclease/angiogenin inhibitor 1, Placental RNase inhibitor, RAI

1 Images
SDS-PAGE - Recombinant Human Ribonuclease Inhibitor/RAI protein (GST tag N-Terminus) (AB114503)
  • SDS-PAGE

Unknown

SDS-PAGE - Recombinant Human Ribonuclease Inhibitor/RAI protein (GST tag N-Terminus) (AB114503)

ab114503 analysed by 12.5% SDS-PAGE and stained with Coomassie Blue.

Key facts

Expression system

Wheat germ

Tags

GST tag N-Terminus

Applications

ELISA, WB, SDS-PAGE

applications

Biologically active

No

Accession

P13489

Animal free

No

Carrier free

No

Species

Human

Storage buffer

pH: 8 Constituents: 0.79% Tris-HCl buffer, 0.3% Glutathione

storage-buffer

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "SDS-PAGE": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "ELISA": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "WB": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Product details

This product was previously labelled as Ribonuclease Inhibitor.

Sequence info

[{"sequence":"MSLDIQSLDIQCEELSDARWAELLPLLQQCQVVRLDDCGLTEARCKDISSALRVNPALAELNLRSNELGDVGVHCVLQGLQTPSCKIQKLSLQNCCLTGAGCGVLSSTLRTLPTLQELHLSDNLLGDAGLQLLCEGLLDPQCRLEKLQLEYCSLSAASCEPLASVLRAKPDFKELTVSNNDINEAGVRVLCQGLKDSPCQLEALKLESCGVTSDNCRDLCGIVASKASLRELALGSNKLGDVGMAELCPGLLHPSSRLRTLWIWECGITAKGCGDLCRVLRAKESLKELSLAGNELGDEGARLLCETLLEPGCQLESLWVKSCSFTAACCSHFSSVLAQNRFLLELQISNNRLEDAGVRELCQGLGQPGSVLRVLWLADCDVSDSSCSSLAATLLANHSLRELDLSNNCLGDAGILQLVESVRQPGCLLEQLVLYDIYWSEEMEDRLQALEKDKPSLRVIS","proteinLength":"Full Length","predictedMolecularWeight":"76.45 kDa","actualMolecularWeight":null,"aminoAcidEnd":461,"aminoAcidStart":1,"nature":"Recombinant","expressionSystem":"Wheat germ","accessionNumber":"P13489","tags":[{"tag":"GST","terminus":"N-Terminus"}]}]

Properties and storage information

Shipped at conditions
Dry 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
False

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Ribonuclease Inhibitor (RI) also known as RAI is a protein weighing approximately 50 kDa and is responsible for binding to ribonucleases (RNases) to inhibit their activity. This protein is expressed in a variety of tissues but appears most abundantly in the cytoplasm of mammalian cells. RI is characterized by its leucine-rich repeat (LRR) structure which facilitates its high-affinity binding to target RNases effectively serving to regulate ribonuclease activity within cells.
Biological function summary

Ribonuclease Inhibitor participates in protecting cellular RNA from degradation by forming stable complexes with RNases. This interaction is important for maintaining RNA stability particularly within cellular environments where mRNA turnover must be tightly controlled. RI does not only inhibit free RNases but also regulates those RNases that are secreted or released subsequently. It does not have enzymatic activity itself serving more as a guard that ensures RNA integrity for processes such as transcription translation and overall gene expression.

Pathways

The function of Ribonuclease Inhibitor fits strategically into RNA metabolism and the regulation of its turnover under various physiological conditions. RI acts within the mRNA biogenesis and degradation pathways coordinating with other proteins involved in RNA processing such as Dicer. RI's role is essential in fine-tuning RNA levels and preventing unwanted cellulalr RNA cleavage which can be directed by pathways involving diverse sets of RNases across different cellular contexts.

Researchers have observed connections between Ribonuclease Inhibitor and conditions such as cancer and neurodegenerative diseases. For instance disrupting RI balance can result in excessive RNA degradation contributing to pathologies associated with abnormal mRNA destruction in cells. It often aligns in regulatory functions with proteins like angiogenin where disrupted RI-angiogenin interactions have been implicated in tumor growth and progression. Additionally RI's dysfunction is associated with neuroinflammatory conditions where RNA stability plays critical roles.

Specifications

Form

Liquid

General info

Function

Ribonuclease inhibitor which inhibits RNASE1, RNASE2 and angiogenin (ANG) (PubMed : 12578357, PubMed : 14515218, PubMed : 3219362, PubMed : 3243277, PubMed : 3470787, PubMed : 9050852). May play a role in redox homeostasis (PubMed : 17292889). Required to inhibit the cytotoxic tRNA ribonuclease activity of ANG in the cytoplasm in absence of stress (PubMed : 23843625, PubMed : 32510170). Relocates to the nucleus in response to stress, relieving inhibition of ANG in the cytoplasm, and inhibiting the angiogenic activity of ANG in the nucleus (PubMed : 23843625).

Post-translational modifications

The N-terminus is blocked.. At least 30 of the 32 cysteine residues are in the reduced form.

Subcellular localisation

Nucleus

Product protocols

Target data

Ribonuclease inhibitor which inhibits RNASE1, RNASE2 and angiogenin (ANG) (PubMed : 12578357, PubMed : 14515218, PubMed : 3219362, PubMed : 3243277, PubMed : 3470787, PubMed : 9050852). May play a role in redox homeostasis (PubMed : 17292889). Required to inhibit the cytotoxic tRNA ribonuclease activity of ANG in the cytoplasm in absence of stress (PubMed : 23843625, PubMed : 32510170). Relocates to the nucleus in response to stress, relieving inhibition of ANG in the cytoplasm, and inhibiting the angiogenic activity of ANG in the nucleus (PubMed : 23843625).
See full target information RNH1

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