IL-1RL2 / IL1RL2 (IL-36R) Drug Discovery Landscape & Assay Solutions

Market Intelligence, Clinical Progress, and High-Purity Reagents for Inflammatory Disease Development.

TarMart Solution Ecosystem & Related Targets

Comprehensive reagent toolkit for IL-1RL2 drug discovery. Select your modality below:

Component / Network Product Description Product Link
Antigen IL1RL2 ECD-Fc / Mutant Protein. High purity (>95%), Endotoxin <1 EU/µg. Sequence Verified. HEK293 Expressed (Native Glycosylation). View IL1RL2 Products
Gene Delivery IL1RL2 Promise-ORF / Lentivirus. Full-length ORF for stable cell lines. View IL1RL2 Products
Benchmark Ab Anti-IL1RL2 (Spesolimab Biosimilar Sequence). Recombinant positive control for ligand-blocking assays. View IL1RL2 Products
Validator IL1RL2 siRNA Set. For knockdown verification and specificity controls. View IL1RL2 Products
Co-Receptor IL1RAP (IL-1RAcP). Required signaling co-receptor; essential for heterodimerization assays. View IL1RAP Products
Natural Antagonist IL36RN (IL-36Ra). Endogenous receptor antagonist for competitive binding studies. View IL36RN Products
Selectivity Panel IL1R1 (IL-1R1). Counter-screening for IL-1 family specificity. View IL1R1 Products
Off-Target Panel IL1RL1 (ST2). IL-1 receptor subfamily homolog for strict counter-screening. View IL1RL1 Products
Agonist Ligand (IL-36α) IL-36α protein for ligand competition assays. View IL36A Products
Agonist Ligand (IL-36β) IL-36β protein for ligand competition assays. View IL36B Products
Agonist Ligand (IL-36γ) IL-36γ protein for ligand competition assays. View IL36G Products
Critical Assay Challenge The TarMart Advantage (Technical Spec)
Cross-species cyno/mouse evaluation Human / Cyno / Mouse IL1RL2 ortholog ECD-Fc proteins available with >95% purity; Sequence identity verified by Mass Spec.
IL-1 Family Selectivity Screening Homolog panel proteins (IL-1R1, IL-33R/ST2, IL-1R2) strictly verified by SPR/BLI for off-target assessment.
Heterodimeric Co-Receptor Dependency IL-1RAcP complex formation assays supported by high-avidity ECD-Fc formats; IL-36α/β/γ ligand competition available.
Lack of Clinical Controls Clinical Benchmark Antibodies (Spesolimab biosimilar sequence) included for assay standardization.
False Positives / Specificity Validated siRNA included for receptor knockdown specificity verification.

Live IL-1RL2 R&D Tracker

Market data changes daily. Access the latest global pipeline status directly:

Global Clinical Landscape & Future Outlook

The IL-1RL2 (IL-36R) therapeutic landscape has entered a new phase with the first regulatory approvals. Boehringer Ingelheim's Spesolimab (anti-IL-36R) secured FDA approval in 2022 for Generalized Pustular Psoriasis (GPP) flares, validating the target's clinical utility in neutrophil-driven inflammation. The competitive environment is rapidly evolving from first-generation blocking antibodies toward next-generation modalities including oral small molecules (DICE Therapeutics, Ventus Therapeutics) and bispecific constructs targeting synergistic pathways.

Current R&D focus is expanding beyond the orphan indication of GPP into broader autoimmune markets: plaque psoriasis, ulcerative colitis, hidradenitis suppurativa, and atopic dermatitis. As the first wave of therapeutics reaches Phase III for these larger indications, differentiation will depend on subcutaneous formulation stability, tissue penetration in epithelial barriers, and the ability to avoid broad IL-1 pathway immunosuppression through precise epitope selection. Additionally, next-wave efforts are exploring high-concentration subcutaneous formulations and Fc-engineered variants that extend dosing intervals without compromising receptor blockade.

Competitive Modality & Indication Snapshot

Modality Representative Players Key Indications Critical Assay Need (Why TarMart?)
Blocking mAb (IV) Boehringer Ingelheim (Spesolimab), AnaptysBio (Imsidolimab) GPP, Palmoplantar Pustulosis Competitive Binding Assay (vs. IL-36α/β/γ); Requires high-purity ECD-Fc with native conformation
Blocking mAb (Sub-Q) Boehringer Ingelheim, AnaptysBio Hidradenitis Suppurativa, IBD, Plaque Psoriasis High-Concentration Stability & Viscosity Testing (Need aggregate-free antigen standards)
Small Molecule Antagonist DICE Therapeutics, Ventus Therapeutics IBD, Psoriasis Heterodimer Disruption Assay (IL-1RL2/IL-1RAcP); Need full-length Lentivirus cell lines
Bispecific Preclinical/Undisclosed Autoimmune (Combination) Dual-binding validation; Cross-reactivity panel against IL-1 family
ADC (Emerging) Exploratory Neutrophilic Dermatoses Internalization Assay via Lentivirus-stable cell lines