>sp|Q1C569|GRCA_YERPA Autonomous glycyl radical cofactor OS=Yersinia pestis bv. Antiqua GN=grcA MITGIQITKANNEALLNSFWLLDDEKAELRCVCAKSGYAEDQIVPTSELGEIEYREVPLE VQPTVRVEGGQHLNVNVLSRDTLEDAVKNPEKYPQLTIRVSGYAVRFNSLTPEQQRDVIT RTFTESL