... characterizations including genome comparisons and active site modellingErik Nordling1,2, Hans Jo¨ rnvall1 and Bengt Persson1,21Department of Medical Biochemistry and Biophysics and 2Stockholm Bioinformatics ... the human and A. thaliana sequencesare presently lacking. Furthermore,COGgroups the YADH and CAD families together inCOG1064, and the MRF and QOR families together inCOG0604.COG and PFAMalsoinclude ... contributezinc ligands [43]. The exact nature of one ligand has beenmuch investigated previously [44]. In DM_7300579, two ofthe zinc ligands, Glu156 and Cys45, are missing and wepostulate that...