>sp|C4KIV4|NDK_SULIK Nucleoside diphosphate kinase OS=Sulfolobus islandicus GN=ndk MVMQRTFVMIKPDGVKRGLIGEIISRFEKRGLKIVSLKMVKMSRDIAEKLYDEHKGKSFF EELVNYVTSGPVVCMVIEGDDVVQVIRRMIGNTDPKEAPPGTIRGDYALSKSENVIHASD SIEKAQREMSLFFDKSDL