Verge Genomics Inc. has entered a second big AI deal with a large drug company. Privately held Verge will receive up to $42 million, including up-front, equity and near-term payments from Alexion, Astrazeneca Rare Disease, to identify multiple targets for rare neurodegenerative and neuromuscular diseases. The deal could top out at $840 million. There also is potential for downstream royalties.