Recombinant Elliptorhina sp. Sulfakinin-1

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Description

Introduction to Recombinant Elliptorhina sp. Sulfakinin-1

Recombinant Elliptorhina sp. Sulfakinin-1 is a synthetic form of the neuropeptide Sulfakinin-1 derived from the Hisser roach (Elliptorhina sp. strain SR-2005). Sulfakinins are evolutionarily conserved neuropeptides that regulate feeding behavior, digestion, and energy homeostasis in insects and other arthropods . This recombinant variant is engineered for research applications, enabling studies on sulfakinin signaling pathways and their physiological roles.

Notes:

  • Tagging: Tag type (e.g., His-tag) is determined during manufacturing .

  • Buffers: Tris/PBS-based with 6% trehalose for stability .

Table 2: Functional Roles of Sulfakinins in Insects

SpeciesFunctionMechanismSource
Bactrocera dorsalisPromotes foraging, suppresses matingModulates odorant receptor expression
Dendroctonus armandiReduces feeding, regulates energy balanceIncreases trehalose, decreases glycogen
Bombyx moriInhibits food intakeActivates BNGR-A9 receptor signaling

Key Mechanisms:

  • Receptor Binding: Sulfakinins activate G protein-coupled receptors (e.g., SkR1), altering intracellular Ca²⁺ and ERK1/2 signaling .

  • Behavioral Modulation: In B. dorsalis, sulfakinin enhances sensitivity to food odors while suppressing pheromone detection .

Applications in Research

  1. Feeding Behavior Studies: Used to investigate appetite regulation and satiety mechanisms in insects .

  2. Receptor-Ligand Assays: Validates interactions with sulfakinin receptors (e.g., SkR1, BNGR-A9) .

  3. Comparative Evolutionary Studies: Explores conserved signaling pathways across bilaterians .

Limitations and Future Directions

  • Species-Specificity: Functional differences between sulfakinin analogs (e.g., Elliptorhina vs. Drosophila) require further characterization.

  • Sulfation Status: Bioactivity may depend on tyrosine sulfation, necessitating peptide modification studies .

Product Specs

Form
Lyophilized powder. We will ship the available format, but you can request a specific format when ordering.
Lead Time
Delivery times vary. Contact your local distributor for details. Proteins are shipped with blue ice packs. Request dry ice in advance (extra fees apply).
Notes
Avoid repeated freeze-thaw cycles. Store working aliquots at 4°C for up to one week.
Reconstitution
Briefly centrifuge the vial before opening. Reconstitute in sterile deionized water to 0.1-1.0 mg/mL. Add 5-50% glycerol (final concentration) and aliquot for long-term storage at -20°C/-80°C. Our default final glycerol concentration is 50%.
Shelf Life
Shelf life depends on storage conditions, buffer, temperature, and protein stability. Liquid form: 6 months at -20°C/-80°C. Lyophilized form: 12 months at -20°C/-80°C.
Storage Condition
Store at -20°C/-80°C upon arrival. Aliquot for multiple uses. Avoid repeated freeze-thaw cycles.
Tag Info
Tag type is determined during manufacturing. If you require a specific tag, please inform us, and we will prioritize its development.
Synonyms
; Sulfakinin-1; EllSp-SK-1
Buffer Before Lyophilization
Tris/PBS-based buffer, 6% Trehalose.
Datasheet
Please contact us to get it.
Expression Region
1-11
Protein Length
Cytoplasmic domain
Purity
>85% (SDS-PAGE)
Species
Elliptorhina sp. (strain SR-2005) (Hisser roach)
Target Protein Sequence
EQFEDYGHMR F
Uniprot No.

Target Background

Function
Myotropic peptide.
Protein Families
Gastrin/cholecystokinin family
Subcellular Location
Secreted.

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