>tr|D4G6Y7|D4G6Y7_BACNB Anti-sigma factor OS=Bacillus subtilis subsp. natto GN=yhdK MELVRIFKEHNVFGWISVGTAVLSLLLLNLAIISNVTFYSYQMLPFAMAAVPFGVVELFI KRGRTGPGLLGVILNLFVIICVYTIVSVDTNLQFGF