wwPDB validation report of PDB entry 7XD0

The orientation of ubiquitin (chain K) was wrong in the previously version. We have adjusted the orientation of chain K to make the ubiquitin C-terminus close to the modified site (H2B lysine 34).

cryo-EM structure of H2BK34ub nucleosome

Calculated fsc threesigma indicator curve
geometric validation package for ligand chemistry in protein x-ray structures
20191225.v01 (using entries in the PDB archive December 25th 2019)