Robuta

https://www.rcsb.org/structure/1O66
Crystal structure of 3-methyl-2-oxobutanoate hydroxymethyltransferase
crystal structurercsbpdbmethyloxobutanoate
https://www.ncbi.nlm.nih.gov/Structure/pdb/1KKP
Serine HydroxymethyltransferasePYRIDOXAL-5'-PHOSPHATESERINE
crystal structureserinehydroxymethyltransferase