>sp|A7FLE7|NUSB_YERP3 Transcription antitermination protein NusB OS=Yersinia pseudotuberculosis serotype O:1b GN=nusB MKPAARRRARECAVQALYSWQLSKNDIADVELQFLSEQDVKDVDIAYFRELLSGVAVNAA SLDALMAPFLSRQLEELGQVERAVLRIALFELSKRDDVPYKVAINEAIELAKTFGAEDSH KFVNGVLDKVAPTVRKRK