>tr|A0A9P2RTB0|A0A9P2RTB0_YERPE Histidine biosynthesis bifunctional protein HisIE OS=Yersinia pestis PY-100 GN=hisE MLTEQQINQLDWEKVDHLMPAIVQHAVSGEVLMMGYMNQEALAVTEKTGKVTFFSRTKQR LWTKGESSGHFLNVVNIYPDCDNDTLLILVKPIGPTCHLGNSSCFAPAASDWSFLYQLEQ LLASRKSADPASSYTAKLYASGTKRIAQKVGEEGVETALAATVNDREELTNEASDLMYHL LVLLQDQDLDFSTVIGRLRERHEK