>sp|Q8FF10|GRCA_ECOL6 Autonomous glycyl radical cofactor OS=Escherichia coli O6:H1 GN=grcA
MITGIQITKAANDDLLNSFWLLDSEKGEARCIVAKAGFAEDEVVAVSKLGDIEYREVPVE
VKPEVRVEGGQHLNVNVLRRETLEDAVKHPEKYPQLTIRVSGYAVRFNSLTPEQQRDVIA
RTFTESL