>tr|W1DTA1|W1DTA1_KLEPN Cysteine synthase OS=Klebsiella pneumoniae IS43 MSKIFEDNSLTIGHTPLVRLNRIGNGRILAKVESRNPSFSVKCRIGANMIWDAEKRGVLK PGVELVEPTSGNTGIALAYVAAARGYKLTLTMPETMSIERRKLLKALGANLVLTEGAKGM KGAIQKAEEIVASNPEQFLLLQQFSNPANPEIHEKTTGPEIWEDTDGQVDVFISGVGTGG TLTGVSRYIKNTKGKKDLITVAVEPTDSPVIAQALAGEELKPGPHKIQGIGAGFIPGNLD LKLVDKVIGITNEEAISTARRLMEEEGILAGISSGAAVAAALKLQEDEAFTNKNIVVILP SSGERYLSTALFADLFTEKELQQ