>sp|A5F890|FNR_VIBC3 Fumarate and nitrate reduction regulatory protein OS=Vibrio cholerae serotype O1 (strain ATCC 39541 / Classical Ogawa 395 / O395) OX=345073 GN=fnr PE=3 SV=1 MISEKPAAKRIQSGGCAIHCQDCSISQLCIPFTLNESELDQLDQIIERKKPIQKGQELFK AGDELRSLYAIRSGTIKSYTITEQGDEQITAFHLAGDLVGFDAITGDQHPSFAQALETSM VCEIPYEILDDLSGKMPKLRQQIMRLMSNEIKGDQEMILLLSKKNAEERLAAFLYNLSTR FSQRGFSPREFRLTMTRGDIGNYLGLTVETISRLLGRFQKSEILSVKGKYITILNHAELM ELAGVSKESK