Exhibit 21.1

SUBSIDIARIES

Subsidiary	Jurisdiction of Incorporation
Centessa Limited	England and Wales
Centessa Pharmaceuticals, Inc.	Delaware
Palladio Biosciences, Inc.	Delaware
ApcinteX Limited	England and Wales
Pega-One S.A.S.	France
Z Factor Limited	England and Wales
Morphogen-IX Limited	England and Wales
Capella Bioscience Ltd	England and Wales
LockBody Therapeutics Ltd	England and Wales
Orexia Therapeutics Limited	England and Wales
Inexia Limited	England and Wales
Janpix Limited	England and Wales
PearlRiver Bio GmbH	Germany