Keywords: GCL Ecoli 1V4G.png en ribbon model of E coli tetramer of glutamate cystein ligase GCL after PDB 1V4G Ref cite journal Hibi T Nii H Nakatsu T et al Crystal structure of gamma-glutamylcysteine synthetase insights into the mechanism of catalysis by a key enzyme for glutathione homeostasis Proc Natl Acad Sci U S A 101 42 15052 “7 2004 October 15477603 523444 10 1073/pnas 0403277101 http //www pdb org/pdb/cgi/explore cgi pdbId 1V4G Ayacop 2009-01-26 http //www ebi ac uk/pdbsum/1V4G Ligases Tetramers |