Anthropic Claude AI scientific research applications

Anthropic’s Claude AI model has demonstrated capabilities in biological discovery and protein design. In one instance, the AI identified a new family of biological molecules called array-associated reverse transcriptases (ARTs) found in bacteriophages. This discovery, which shares characteristics with the CRISPR gene-editing system, sparked debate among researchers regarding whether the AI identified the enzymes independently or utilized unpublished research previously shared with the model. Anthropic has denied that its models are trained on user transcripts.

In a separate application, Anthropic conducted an exploratory protein-design campaign to generate minibinders for scorpion neurotoxins. During a 64-hour period, the AI generated 318,484 designs targeting five specific neurotoxins from species in Mexico, Brazil, North Africa, and the Middle East. From these, 211 candidates were selected for laboratory testing by Adaptyv Bio and Twist Bioscience—180 chosen by the AI and 31 by researchers.

Results showed that 17 designs met predefined binding criteria, successfully targeting four of the five neurotoxins. Notably, the two strongest binders for the Cn2 toxin from Mexico demonstrated high binding affinities in the single-digit nanomolar range. While researchers described the results as a significant milestone for AI-assisted drug discovery, they emphasized that these proteins are not yet antivenoms; the study confirmed physical attachment to toxins but did not test for neutralization of venom effects in living organisms or evaluate safety.