# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.29755 Archaea.22957 Euryarchaeota.24809 Methanococcus.3720 - mvn.185 mvn:Mevan_0178 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.52682 Euryarchaeota.24810 Methanosphaera.972 - mst.444 mst:Msp_0449 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.52682 Euryarchaeota.24810 Methanosphaera.972 - metb.623 metb:AW729_03305 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.284 - msi.292 msi:Msm_0271 cysteine synthase, CysK; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.2379 - mru.1517 mru:mru_1574 cysKM1; cysteine synthase CysKM1; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.285 Methanobrevibacter_sp_.1203 meb.1118 meb:Abm4_1193 cysKM; cysteine synthase CysKM; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.284 - mmil.795 mmil:sm9_0793 cysteine synthase CysKM1; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.284 Methanobrevibacter_sp_.2710 meye.1137 meye:TL18_06345 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobrevibacter.2379 - mol.1041 mol:YLM1_1060 cysteine synthase CysKM; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 - mel.1191 mel:Metbo_1179 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 - mew.1012 mew:MSWAN_1021 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 Methanobacterium_sp_.1187 meth.1139 meth:MBMB1_1164 cysK1; O-acetylserine sulfhydrylase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 Methanobacterium_formicicum.344 mfc.1338 mfc:BRM9_1368 cysteine synthase CysKM; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 Methanobacterium_formicicum.344 mfi.2007 mfi:DSM1535_2067 cysK; O-acetylserine sulfhydrylase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.22957 Euryarchaeota.24809 Methanobacterium.1954 - mcub.1036 mcub:MCBB_1069 cysK1; O-acetylserine sulfhydrylase {ECO:0000303|PubMed:17567578}; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.54898 Euryarchaeota.38750 - - tar.1408 tar:TALC_01462 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.54898 Euryarchaeota.38750 - - marc.801 marc:AR505_0800 cysteine synthase A CysK2; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 - mac.2559 mac:MA_2720 cysK; cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_barkeri.1473 mba.2339 mba:Mbar_A2422 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_barkeri.1473 mby.1234 mby:MSBRM_1251 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_barkeri.1473 mbw.2307 mbw:MSBRW_2326 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_barkeri.1473 mbar.1167 mbar:MSBR2_1157 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_barkeri.1473 mbak.988 mbak:MSBR3_0964 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 - mvc.1078 mvc:MSVAZ_1068 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 - mvc.1402 mvc:MSVAZ_1398 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_sp_.4236 mek.1027 mek:MSKOL_1018 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_sp_.4545 mek.1348 mek:MSKOL_1341 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_siciliae.454 msj.1505 msj:MSSAC_1527 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_siciliae.454 msz.1439 msz:MSSIH_1438 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_siciliae.454 msw.1502 msw:MSSIT_1490 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_thermophila.1776 mthe.394 mthe:MSTHC_0384 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 Methanosarcina_thermophila.1776 mthr.346 mthr:MSTHT_0339 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanosarcina.935 - mhor.1949 mhor:MSHOH_1976 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.53314 Euryarchaeota.29614 Methanococcoides.1690 - mbu.393 mbu:Mbur_0413 Cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.53314 Euryarchaeota.29614 - - mev.1659 mev:Metev_1879 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.53314 Euryarchaeota.29614 - - mzh.1904 mzh:Mzhil_2019 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.53314 Euryarchaeota.29614 - - mpy.1644 mpy:Mpsy_1740 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 - - mhz.597 mhz:Metho_0596 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.84895 Euryarchaeota.70875 - - mhu.1927 mhu:Mhun_2182 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanoculleus.2663 - mem.448 mem:Memar_0452 cysteine synthase; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanoregula.628 - mbn.459 mbn:Mboo_0420 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanoregula.628 - mbn.1897 mbn:Mboo_1983 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 Methanoregula.628 - mfo.2258 mfo:Metfor_2463 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47] OC.29755 Archaea.27977 Euryarchaeota.31428 - - mpl.1160 mpl:Mpal_1219 cysteine synthase A; K01738 cysteine synthase [EC:2.5.1.47]