L. casei thymidylate synthase Y261F in complex with substrate, dUMP
The role of protein dynamics in thymidylate synthase catalysis: variants of conserved 2'-deoxyuridine 5'-monophosphate (dUMP)-binding Tyr-261
MLEQPYLDLAKKVLDEGHFKPDRTHTGTYSIFGHQMRFDLSKGFPLLTTKKVPFGLIKSELLWFLHGDTNIRFLLQHRNH IWDEWAFEKWVKSDEYHGPDMTDFGHRSQKDPEFAAVYHEEMAKFDDRVLHDDAFAAKYGDLGLVYGSQWRAWHTSKGDT IDQLGDVIEQIKTHPYSRRLIVSAWNPEDVPTMALPPCHTLYQFYVNDGKLSLQLYQRSADIFLGVPFNIASYALLTHLV AHECGLEVGEFIHTFGDAHLFVNHLDQIKEQLSRTPRPAPTLQLNPDKHDIFDFDMKDIKLLNYDPYPAIKAPVAV
vapor diffusion against 20mM KPO4 buffer; protein solution in same buffer with 15-20mM ammonium sulfate, DTT, 38 mMdUMP, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Biological assembly is a dimer. Second half of the dimer is generated by the crystallographic two-fold axis according to the following transformation: -x+y, y, -1/2-z
dUMP-binding residue, dUMP complex, thymidylate synthase mutant, TRANSFERASE