Phased assembly of neo-sex chromosomes reveals extensive Y degeneration and rapid genome evolution in Rumex hastatulus
B. M. Sacchi, Z. Humphries, J. Kruzlicova, M. Bodlakova, C. Pyne, B. Choudhury, Y. Gong, V. Bacovsky, R. Hobza, S. C. H. Barrett, S. I. Wright
The paper studies Y chromosome degeneration in Rumex hastatulus by analyzing phased genome assemblies of old and new sex chromosomes, finding extensive gene loss and transposable element expansion on the Y chromosome.
bioRxiv · Sep 26, 2023 · PreprintEvolutionary Biology