>sp|Q0AQC4|KGUA_MARMM Guanylate kinase OS=Maricaulis maris GN=gmk MSSDGYPAPIFRGRRRGVLLALSSPSGAGKTTLSKRLLSQNPDVVLSVSATTRKPRPGEV DGQDYHFISVDEFKKKIEDDEFFEWAEVFGRYYGTPKTPVMEAVEDGRDVVFDIDWQGAQ ALAAAAPDDAVRVFILPPSLALLEDRLRKRGQDTTEIIKDRMARAKDEISHWHEYDYVIV NDDFARALEKLNEILHAERLKRLRHPWLEEFVDAIMEQ