Recombinant Antilocapra americana Ribonuclease pancreatic (RNASE1)

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Description

Graft Survival and Tissue Protection

Active RNASE1 (human or bovine) prolongs graft survival in transplantation models by degrading extracellular RNA (eRNA), which exacerbates immune responses . For example:

TreatmentGraft Survival (Days)P-Value
Saline control6.5
Active RNASE111.00.007
Inactive RNASE18.0NS

Anticancer Potential

Targeted RNASE1 variants (e.g., fused with gonadotropin-releasing hormone) show cytotoxic effects against cancer cells by inducing apoptosis .

Inhibitor Development

Screening of Fv-antibody libraries identified peptides with RNase A inhibition:

CloneCDR3 SequenceIC₅₀ (Peptide)IC₅₀ (Fv)
Peptide-1CGPDSDVMTDF8.1 µM90.2 nM
Peptide-2YGPVGRVKRD3.6 µM65.3 nM
Peptide-3DGTAKKSRKD0.4 µM98.8 nM

These inhibitors could guide rational design for pronghorn RNASE1 .

Challenges and Future Directions

  • Recombinant Production: No studies report recombinant pronghorn RNASE1. Existing methods for human or bovine RNASE1 (e.g., HEK293 or yeast systems) could be adapted.

  • Phylogenetic Insights: Pronghorn RNASE1’s distinct substitutions may offer novel catalytic or stability profiles, warranting structural studies.

  • Therapeutic Applications: Leveraging its low glycosylation and unique epitopes for targeted drug delivery or immune modulation.

Product Specs

Form
Lyophilized powder. Note: We will preferentially ship the format we have in stock. If you have special format requirements, please note them when ordering, and we will fulfill your request.
Lead Time
Delivery time may vary based on purchasing method and location. Please consult your local distributor for specific delivery times. Note: All proteins are shipped with standard blue ice packs. For dry ice shipping, please contact us in advance; additional fees apply.
Notes
Avoid repeated freezing and thawing. Working aliquots can be stored at 4°C for up to one week.
Reconstitution
Briefly centrifuge the vial before opening to collect contents at the bottom. Reconstitute the protein in sterile deionized water to a concentration of 0.1-1.0 mg/mL. We recommend adding 5-50% glycerol (final concentration) and aliquoting for long-term storage at -20°C/-80°C. Our default final glycerol concentration is 50%.
Shelf Life
Shelf life depends on several factors, including storage conditions, buffer components, storage temperature, and protein stability. Generally, the liquid form has a shelf life of 6 months at -20°C/-80°C, while the lyophilized form has a shelf life of 12 months at -20°C/-80°C.
Storage Condition
Store at -20°C/-80°C upon receipt. Aliquot for multiple uses. Avoid repeated freeze-thaw cycles.
Tag Info
The tag type will be determined during the manufacturing process. If you have a specific tag type requirement, please inform us, and we will prioritize developing the specified tag.
Synonyms
RNASE1; RNS1; Ribonuclease pancreatic; EC 4.6.1.18; RNase 1; RNase A
Buffer Before Lyophilization
Tris/PBS-based buffer, 6% Trehalose.
Datasheet
Please contact us to get it.
Expression Region
1-124
Protein Length
full length protein
Purity
>85% (SDS-PAGE)
Species
Antilocapra americana (Pronghorn)
Target Names
RNASE1
Target Protein Sequence
KETAAAKFER QHIDSNPSSV SSSNYCNQMM KSRNLTQGRC KPVNTFVHES LADVQAVCSQ KNVACKNGQT NCYQSYSTMS ITDCRETGSS KYPNCAYKTT QAKKHIIVAC EGNPYVPVHY DASV
Uniprot No.

Target Background

Function
Endonuclease that cleaves RNA on the 3' side of pyrimidine nucleotides. Acts on both single-stranded and double-stranded RNA.
Protein Families
Pancreatic ribonuclease family
Subcellular Location
Secreted.
Tissue Specificity
Pancreas.

Q&A

Experimental Design for Studying RNASE1 Activity

Q: What considerations should be taken into account when designing experiments to study the activity of recombinant Antilocapra americana Ribonuclease pancreatic (RNASE1)? A: When designing experiments to study RNASE1 activity, it is crucial to consider the following:

  • RNA Substrate Selection: Choose appropriate RNA substrates that are relevant to the biological context of interest.

  • Enzyme Concentration and Reaction Conditions: Optimize enzyme concentrations and reaction conditions (e.g., pH, temperature) to ensure efficient RNA degradation.

  • Control Experiments: Include controls with inactive enzyme or without enzyme to assess background RNA degradation.

  • Data Analysis: Use quantitative methods (e.g., qRT-PCR, RNA-seq) to measure RNA degradation products and assess enzyme activity.

Data Contradiction Analysis in RNASE1 Studies

Q: How can researchers address data contradictions when studying the effects of RNASE1 on RNA degradation? A: Addressing data contradictions involves:

  • Reproducibility: Ensure experiments are highly reproducible by using multiple biological replicates.

  • Method Validation: Validate methods used for RNA quantification and degradation analysis.

  • Statistical Analysis: Use robust statistical methods to analyze data and identify significant trends.

  • Literature Review: Compare findings with existing literature to identify potential sources of discrepancy.

Advanced Research Questions: Mechanism of Action

Q: What are some advanced research questions related to the mechanism of action of recombinant RNASE1? A: Advanced research questions might include:

  • Specificity and Efficiency: How does RNASE1 specificity and efficiency vary across different RNA substrates?

  • Structural Studies: What structural features of RNASE1 contribute to its catalytic activity?

  • Regulation of Activity: How is RNASE1 activity regulated in vivo, and what are the implications for RNA metabolism?

RNA-seq for Studying RNASE1 Effects

Q: How can RNA-seq be used to study the effects of RNASE1 on RNA populations? A: RNA-seq can be employed to study RNASE1 effects by:

  • Experimental Design: Comparing RNA populations before and after RNASE1 treatment using paired-end sequencing.

  • Data Analysis: Analyzing differential expression and identifying novel transcripts or degradation products.

  • Quality Control: Ensuring high-quality RNA input and rigorous bioinformatic analysis to minimize bias.

Methodological Considerations for RNASE1 Assays

Q: What methodological considerations are important for assays measuring RNASE1 activity? A: Key considerations include:

  • Enzyme Purity: Ensure RNASE1 is highly purified to avoid contamination with other RNases.

  • Substrate Concentration: Optimize RNA substrate concentrations to achieve efficient degradation.

  • Assay Conditions: Standardize assay conditions (e.g., buffer composition, temperature) across experiments.

  • Quantification Methods: Use sensitive methods (e.g., fluorescence-based assays) to quantify RNA degradation.

Comparative Studies with Other RNases

Q: How can researchers design comparative studies between RNASE1 and other ribonucleases? A: Comparative studies can be designed by:

  • Selecting Relevant RNases: Choose RNases with known activities or specificities for comparison.

  • Standardized Assays: Use standardized assays to compare enzyme activities across different substrates.

  • Data Comparison: Compare kinetic parameters (e.g., Km, Vmax) and substrate specificity to highlight differences.

Implications for RNA Metabolism Research

Q: What implications does the study of RNASE1 have for broader RNA metabolism research? A: Studying RNASE1 contributes to understanding RNA degradation pathways and their regulation. This knowledge can inform research on:

  • RNA Stability and Turnover: How RNASE1 affects RNA stability and turnover in different cellular contexts.

  • Regulation of Gene Expression: The role of RNASE1 in modulating gene expression through RNA degradation.

  • Disease Mechanisms: Potential involvement of RNASE1 dysregulation in diseases related to RNA metabolism.

Integration with Other Techniques

Q: How can RNASE1 studies be integrated with other molecular biology techniques? A: Integration with other techniques can enhance research outcomes:

  • RNA-seq and qRT-PCR: Use these methods to quantify RNA degradation products and assess gene expression changes.

  • Protein Biochemistry: Combine with structural biology techniques to understand RNASE1's mechanism of action.

  • Cellular Assays: Integrate with cellular assays to study the impact of RNASE1 on cellular processes.

Challenges in Data Interpretation

Q: What challenges arise in interpreting data from RNASE1 studies, and how can they be addressed? A: Challenges include:

  • Background Degradation: Accounting for non-specific RNA degradation.

  • Enzyme Specificity: Ensuring that observed effects are specific to RNASE1.

  • Data Variability: Using robust statistical methods to handle variability in biological systems.

Future Directions in RNASE1 Research

Q: What future directions are promising for research on recombinant RNASE1? A: Future research directions might focus on:

  • Structural Biology: Elucidating the structural basis of RNASE1 specificity and activity.

  • In Vivo Studies: Investigating RNASE1's role in vivo using animal models.

  • Therapeutic Applications: Exploring potential therapeutic uses of RNASE1 in diseases related to RNA metabolism.

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