VIVA Multi-modal Ai-Rooted Solutions
Ab2MARS
A portal for antibody design, sequence engineering, and developability assessment. Explore the available antibody engineering workflows from candidate design to evaluation.

Design & Optimization
From Epitope Prediction to Sequence Refinement
Explore structure-based epitope prediction alongside humanization and affinity-focused engineering workflows.
Structure-Based B-Cell Epitope Mapping
PatchEpi: Epitope Prediction
Explore potential B-cell epitopes on an antigen structure with PatchEpi. Provide a FASTA sequence, a PDB structure, or a PDB ID to get started.
Features
Sequence Engineering
Humanization
Access the humanization workflow for antibody sequence engineering.
Features
Affinity Engineering
Affinity Maturation and Attenuation
Explore sequence changes through the affinity maturation and attenuation workflow.
Features
Assessment & Services
Evaluate and Advance Antibody Candidates
Review liabilities, assess developability, and access specialized ADC services from the existing antibody engineering platform.
Risk Screening
Liability Profiler
Review potential liabilities in antibody candidates before further development.
Features
Candidate Evaluation
Developability Assessment
Evaluate properties relevant to advancing antibody candidates.
Features
Antibody-Drug Conjugates
ADC Services
Explore the antibody-drug conjugate services available in the antibody engineering platform.
Features