Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1UIN
Threonine SynthasePYRIDOXAL-5'-PHOSPHATESULFATE ION
crystal structurethreonine synthasethermus thermophilus
https://www.ncbi.nlm.nih.gov/Structure/pdb/2C2G
THREONINE SYNTHASEPYRIDOXAL-5'-PHOSPHATE
crystal structurethreonine synthasearabidopsis thaliana