>sp|P14888|NIFW_AZOVI Nitrogenase-stabilizing/protective protein NifW OS=Azotobacter vinelandii GN=nifW MTVQPFSPDSDLTLDEAMDELVSAEDFLEFFGVPFDQDVVHVNRLHIMQRYHDYLSKAGD LDEHDDQARYAVFQKLLARAYLDFVESDALTEKVFKVFRMHEPQKTFVSIDQLLS