How Claude is accelerating protein design and analytical chemistry
Anthropic
Anthropic reports that Claude designed protein binders against 14 of 15 targets with 22-35% hit rates (vs. typical 10-15%) and reached 40% hit rate on RBX1 (vs. 3.7% for competition participants); Opus 4.8 also produced cross-reactive TNFα binders across human/monkey/mouse. In analytical chemistry, Claude Opus 5 processed raw NMR and LC-MS files in 23 and 19 minutes, matching lab results (96.4% vs. 96.33% purity, hydrogen counts within 0.08 1H). Designs were produced and tested independently by Adaptyv Bio and Twist Bioscience, using up to 12,500 NVIDIA H100 hours of Claude Science compute.
Why it matters
First frontier-lab demonstration that an LLM agent can both design wet-lab-verified proteins and analyse raw NMR/LC-MS files end-to-end at lab-grade accuracy, with hit rates that exceed prior published benchmarks including the RFdiffusion/ProteinMPNN competition; capabilities remain locked out of Claude Fable 5 due to dual-use concerns, available only via trusted programs.
Importance: 5/5
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