>sp|C1DH23|NIFW_AZOVD Nitrogenase-stabilizing/protective protein NifW OS=Azotobacter vinelandii GN=nifW MTVQPFSPDSDLTLDEAMDELVSAEDFLEFFGVPFDQDVVHVNRLHIMQRYHDYLSKAGD LDEHDDQARYAVFQKLLARAYLDFVESDALTEKVFKVFRMHEPQKTFVSIDQLLS