>tr|M9YH05|M9YH05_AZOVI Nitrogenase-stabilizing/protective protein NifW OS=Azotobacter vinelandii CA6 GN=nifW MTVQPFSPDSDLTLDEAMDELVSAEDFLEFFGVPFDQDVVHVNRLHIMQRYHDYLSKAGD LDEHDDQARYAVFQKLLARAYLDFVESDALTEKVFKVFRMHEPQKTFVSIDQLLS