MALT1 Drug Discovery Landscape & Assay Solutions

Market Intelligence, Clinical Progress, and High-Purity Reagents for Lymphoma, Autoimmune, and Neuroinflammatory Disease Development.

TarMart Solution Ecosystem & Related Targets

Comprehensive reagent toolkit for MALT1 drug discovery. MALT1 (Mucosa-Associated Lymphoid Tissue Lymphoma Translocation Protein 1) is a critical cysteine protease (paracaspase) and scaffold protein within the CBM (CARD11-BCL10-MALT1) signalosome. It contains a Death domain and two Ig-like C2-type domains (1 and 2) as per UniProt Q9UDY8. Key clinically relevant mutations include IMD12 (dbSNP:rs398123058) and dbSNP:rs35533328. Select your modality below:

Component / Network Product Description Product Link
Antigen MALT1 Full-Length, Protease Domain, and Paracaspase Domain Recombinant Proteins
High purity (>95%), Endotoxin <1EU/ug, Sequence Verified, HEK293 Expressed.
View MALT1 Products
Gene Delivery MALT1 Promise-ORF / Lentivirus
Full-length ORF for stable cell lines. CMV promoter.
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Benchmark Ab / Control Anti-MALT1 Recombinant Antibody (Research Grade) & Control Small Molecule
Positive controls for Western/IP and enzymatic assays.
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Validator MALT1 siRNA Set
For knockdown verification. Sequence-verified targeting catalytic domain.
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Negative Control Mutant MALT1 C464A (Catalytically Inactive)
Negative control for enzymatic assays. Theoretical MW verified.
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Related Target A BTK
Synergistic pathway in B-cell receptor signaling.
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Related Target B BCL10
Direct binding partner in the CBM complex.
View BCL10 Products
Related Target C CARD11
CBM complex upstream adaptor; oncogenic driver in ABC-DLBCL.
View CARD11 Products
Critical Assay Challenge The TarMart Advantage (Technical Spec)
High-Quality Protein for SPR/Binding High Purity (>95%), Sequence Verified, Theoretical MW confirmed. Full-length & Isolated Protease Domain available.
Screening Allosteric vs Active-site Binders Specific domain truncations available, HEK293 Expressed (Native Glycosylation if applicable).
Protease vs Scaffolding Selectivity Full-length MALT1 with intact binding domains vs isolated Paracaspase domain for differential inhibition assays.
Allosteric Resistance Mutation Screening MALT1 Mutant Recombinant Proteins (key allosteric site variants); Sequence Verified by Mass Spec.
Subfamily Off-Target Counter-Screen Human/Mouse/Cyno MALT1 orthologs plus CASP8, Caspase-3, -7, -8 recombinant proteins for selectivity panels.
CBM Complex Assembly Verification Co-reagents CARD11 & BCL10 proteins available for trimeric pulldown assays.
Lack of Cellular Models MALT1 Lentivirus for stable cell line generation; Premade lentivirus for NF-κB reporter assays.
Target Specificity Validated siRNA included for off-target checks.

Live MALT1 R&D Tracker

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

Global Clinical Landscape & Future Outlook

The race for MALT1 therapeutics is intensifying. The therapeutic landscape is rapidly expanding from hematological oncology (ABC-DLBCL, MALT lymphoma) into autoimmune (rheumatoid arthritis, multiple sclerosis) and neuroinflammatory indications. As first-generation allosteric small molecules enter the clinic, major players (BioNTech, Novartis, Roche/Genentech, ONO Pharma) are focusing heavily on highly selective paracaspase inhibitors that spare essential scaffolding functions. The next wave includes emerging PROTAC degraders, covalent inhibitors, and brain-penetrant inhibitors for CNS indications. First-generation therapies targeting the BCR pathway (e.g., BTK inhibitors) face resistance in ABC-DLBCL, positioning MALT1 as a critical downstream node. Combination strategies (MALT1i + BTKi / BCL2i) are expected to become standard of care.

Competitive Modality & Indication Snapshot

Modality Representative Players Key Indications Critical Assay Need (Why TarMart?)
Small Molecule (Allosteric) BioNTech (ex-Bayer), Novartis, ONO Pharma, Sanofi ABC-DLBCL, MALT Lymphoma, Autoimmune Enzymatic Selectivity Assay (need high-purity recombinant domains, caspase-free proteins)
PROTAC / Degrader Biotech Innovators, Academic Consortia Refractory Lymphoma Ternary Complex Assays (need full-length MALT1 + E3 ligase, structural fidelity)
Covalent Inhibitor Roche/Genentech Autoimmune Diseases Target Engagement Assay (need C464A mutant as negative control)
Small Molecule (Active Site) Various Solid Tumors / Lymphoma Selectivity Screening (need Sequence Verified targets)
Scaffolding Disruptor (Peptide/Protein) Early Discovery Labs Autoimmune Disease CBM Complex Pulldown (need CARD11/BCL10/MALT1 trimer reagents)
Brain-Penetrant Emerging Biotech Multiple Sclerosis Cell-based NF-κB Reporter (need lentivirus-stable cell lines)

Scientific Insights: Functional Domains and Mutations

MALT1 (UniProt Q9UDY8) possesses three key domains: a Death domain (involved in protein-protein interactions), and two Ig-like C2-type domains (1 and 2) that contribute to substrate recognition and scaffold function. The paracaspase domain (Cys464 active site) mediates proteolytic activity. Clinically relevant mutations include IMD12 (rs398123058), which causes combined immunodeficiency, and rs35533328, a common variant. These mutations underscore the need for selective inhibitors that avoid interfering with non-proteolytic functions.