>6J05_1|Chains A, B|Transcriptional regulator ArsR|Acidithiobacillus ferrooxidans (920) MEPLQDPAQIVARLEALASPVRLEIFRLLVEQEPTGLVSGDIAEHLGQPHNGISFHLKNLQHAGLVTVQREGRYQRYRAAMPVVRALVAYLTENCCHGTRDCALSGETRSPSVQEGNQHHHHHH