>2wvf_B mol:protein length:148 PUTATIVE NICKEL-RESPONSIVE REGULATORMDTPNKDDSIIRFSVSLQQNLLDELDNRIIKNGYSSRSELVRDMIREKLVEDNWAEDNPNDESKIAVLVVIYDGGQRELNQRMIDIQHASGTHVLCTTHIHMDEHNCLETIILQGNSFEIQRLQLEIGGLRGVKFAKLTKASSFEYNE