Extended Data Fig. 9: Top candidate regulators of domain identity.

a,b Domain-wise expression levels of 5 candidate regulators of domain A and B identities (a) and 15 candidate regulators of domain D and E identities (b), identified using ChEA3 and SCENIC analyses. c,d Expression trajectories of indicated factors, coloured according to inferred differentiation stage in Fig. 6c. Transcription factor expression trajectories were plotted for cells in domain E. Plots are grouped according to expression by early-lineage cells (c) or differentiated cells (d).