Overview
Allatotropin is a multifunctional neuropeptide first identified in moths, where it stimulates the corpora allata to produce juvenile hormones. These peptide hormones typically consist of 13-18 amino acids with an amidated C-terminus, showing remarkable evolutionary conservation across insect orders while maintaining species specificity. In the B2B context, synthetic allatotropin is primarily supplied to research institutions and agrochemical companies developing next-generation insect growth regulators. The compound's ability to modulate insect development makes it valuable for both basic science and applied pest management solutions.
Physical and Chemical Properties
As a peptide, allatotropin exhibits typical properties of biomolecules - moderate water solubility, instability at extreme pH or temperature, and susceptibility to enzymatic degradation. The isoelectric point varies between 5.8-6.5 depending on the species variant, requiring careful buffer selection for experimental work. Structural studies reveal conserved motifs including a C-terminal Phe-NH₂ essential for receptor binding. Mass spectrometry typically confirms purity >95% for research applications. Lyophilized formulations maintain stability for 2-3 years when stored properly, though repeated freeze-thaw cycles of solutions should be avoided.
Main Applications
In academic settings, allatotropin is crucial for studying insect endocrinology and neural regulation. Commercially, it serves as: 1) A template for designing peptide analogs with enhanced stability for field applications 2) A biochemical tool for screening novel insect growth disruptors 3) A reference standard in insect hormone assays. The agricultural sector explores allatotropin-based approaches for species-specific pest control, particularly against Lepidoptera. Recent patents describe fusion proteins combining allatotropin domains with carrier molecules for targeted delivery in integrated pest management systems.
Safety and Storage
While not acutely toxic, allatotropin requires standard peptide handling protocols: use gloves, avoid aerosolization, and work in ventilated areas. Spills should be contained with absorbent materials and cleaned with detergent solutions rather than organic solvents. For long-term preservation, lyophilized material should be stored under argon atmosphere with desiccant. Reconstituted solutions are typically stable for 1-2 weeks at 4°C when prepared in sterile phosphate buffers containing 0.1% BSA as stabilizer. Aliquotting is recommended to minimize contamination risks.
B2B Procurement Guide
When sourcing allatotropin, buyers should specify: 1) The source species (crucial for bioactivity) 2) Required purity level (90% for screening, >98% for mechanistic studies) 3) Preferred salt form (acetate or trifluoroacetate) 4) Analytical documentation (HPLC traces, MS data). Bulk quantities (10mg+) often require 4-6 week lead times for custom synthesis. Consider suppliers with ISO 13485 certification for reproducible quality. Some manufacturers offer stabilized analogs with prolonged half-lives for field applications, though these command 30-50% price premiums over native sequences.
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