>sp|Q0W8X1|NDK_METAR Nucleoside diphosphate kinase OS=Methanocella arvoryzae GN=ndk MVERERTFVMVKPDGVQRGLVGEIISRFERRGLKIVGMKMLEVSEELAKQHYAEHAAKPF FPGLVSFIRSGPTVAMVIEGKDAVSMVRSMLGKTKPIESAPGTIRGDFALDMGRNVIHAS DSPESAKREISLYFKTSEIATYARIDEQWLYE