>sp|Q58661|NDK_METJA Nucleoside diphosphate kinase OS=Methanocaldococcus jannaschii GN=ndk MKERTFVALKPDAVKRKLIGKIIERFENKGFEIVAMKMIKLDREMAEKYYEEHKGKEFYE RLINFMTSGRMIVMVVEGENAISVVRKMIGKTNPAEAEPGTIRGDFALTTPDNIIHASDS KESAEREIKLFFKEDEIFDK