>sp|Q31XV9|ISCR_SHIBS HTH-type transcriptional regulator IscR OS=Shigella boydii serotype 4 GN=iscR MRLTSKGRYAVTAMLDVALNSEAGPVPLADISERQGISLSYLEQLFSRLRKNGLVSSVRG PGGGYLLGKDASSIAVGEVISAVDESVDATRCQGKGGCQGGDKCLTHALWRDLSDRLTGF LNNITLGELVNNQEVLDVSGRQHTHDAPRTRTQDAIDVKLRA