https://www.ncbi.nlm.nih.gov/Structure/pdb/3MBH
3MBH: Crystal structure of a putative phosphomethylpyrimidine kinase (BT_4458) from BACTEROIDES...
Putative phosphomethylpyrimidine kinase3-HYDROXY-5-(HYDROXYMETHYL)-2-METHYLISONICOTINALDEHYDECHLORIDE ION
crystal structure