>2WVF_1|Chains A, B|PUTATIVE NICKEL-RESPONSIVE REGULATOR|HELICOBACTER PYLORI (85962) MDTPNKDDSIIRFSVSLQQNLLDELDNRIIKNGYSSRSELVRDMIREKLVEDNWAEDNPNDESKIAVLVVIYDGGQRELNQRMIDIQHASGTHVLCTTHIHMDEHNCLETIILQGNSFEIQRLQLEIGGLRGVKFAKLTKASSFEYNE