# OC Root 2nd 3rd 4th 5th 6th 7th PC Gene/Definition OC.168535 Bacteria.1217179 Proteobacteria.765545 Gammaproteobacteria.401541 - - - aeh.2304 aeh:Mlg_2368 cytidine 5'monophosphate N-acetylneuraminic acid synthetase OC.168536 Bacteria.1207767 Proteobacteria.753900 Gammaproteobacteria.384870 Vibrio.20372 Vibrio_coralliilyticus.2604 - vcy.1703 vcy:IX92_08875 acetylneuraminate cytidylyltransferase OC.168536 Bacteria.1207767 Proteobacteria.753900 Gammaproteobacteria.384870 Vibrio.20372 Vibrio_coralliilyticus.2604 - vct.362 vct:JV59_05405 acetylneuraminate cytidylyltransferase OC.168537 Bacteria.404429 Firmicutes.249800 Firmicutes___Clostridia.106360 Clostridium.37401 Clostridium_tetani.2276 - ctc.1516 ctc:CTC_01709 spsG; spore coat polysaccharide biosynthesis protein spsG OC.168537 Bacteria.404429 Bacteroidetes.126254 Sphingobacterium.8177 Sphingobacterium_sp_.8532 - - sphn.483 sphn:BV902_02085 hypothetical protein OC.168538 Bacteria.1162740 Proteobacteria.693865 Gammaproteobacteria.285246 Gammaproteobacteria___Enterobacteria.101109 Xenorhabdus.5740 Xenorhabdus_bovienii.5151 xbv.3082 xbv:XBW1_3550 protein of unknown function OC.168539 Bacteria.374301 Thermotogae.5880 Kosmotoga.1786 - - - kol.1183 kol:Kole_1282 N-acylneuraminate cytidylyltransferase OC.168540 Bacteria.374300 Proteobacteria.269754 Epsilonproteobacteria.15765 Campylobacter.10126 - - chyo.31 chyo:CHH_0026 PseG family hydrolase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 Desulfovibrio_vulgaris.2368 - dvu.351 dvu:DVU0351 cytidine 5'monophosphate N-acetylneuraminic acid synthetase/polysaccharide biosynthesis protein OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 Desulfovibrio_vulgaris.2368 - dvl.2615 dvl:Dvul_2633 cytidine 5'monophosphate N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 Desulfovibrio_vulgaris.2368 - dvm.1873 dvm:DvMF_1892 CMP-N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 Desulfovibrio_vulgaris.2368 - dvg.323 dvg:Deval_0317 cytidine 5'monophosphate N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 Desulfovibrio_desulfuricans.5614 - dds.2179 dds:Ddes_2211 cytidine 5'monophosphate N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 - - dfi.2802 dfi:AXF13_15070 cytidine 5'-phosphate N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 - - def.249 def:CNY67_01015 cytidine 5'-phosphate N-acetylneuraminic acid synthetase OC.168540 Bacteria.374300 Proteobacteria.269754 Deltaproteobacteria.28792 Desulfovibrio.4596 - - dtr.942 dtr:RSDT_0945 SpsG-like glycosyltransferase putatively involved in cell wall biogenesis OC.168541 Bacteria.374302 Actinobacteria.190948 Eggerthella.3590 - - - eyy.1472 eyy:EGYY_16570 NeuA; CMP-N-acetylneuraminic acid synthetase OC.168542 Bacteria.374299 Proteobacteria.229115 Gammaproteobacteria.425301 - - - hch.4859 hch:HCH_05265 neuA; CMP-N-acetylneuraminic acid synthetase OC.168542 Bacteria.374299 Proteobacteria.229115 Betaproteobacteria.178575 Delftia.6315 Delftia_sp_.5857 - dhk.48 dhk:BO996_00225 hypothetical protein OC.168542 Bacteria.374299 Proteobacteria.738221 Gammaproteobacteria.357173 Pseudomonas.65993 - - palc.2959 palc:A0T30_15135 acylneuraminate cytidylyltransferase OC.168542 Bacteria.374299 Firmicutes.50623 Firmicutes___Bacilli.15428 Aerococcus.551 Aerococcus_urinae.1493 - aun.323 aun:AWM73_01625 hypothetical protein OC.168542 Bacteria.374299 Firmicutes.50623 Firmicutes___Bacilli.15428 Aerococcus.551 - - acg.372 acg:AWM71_02025 hypothetical protein OC.168542 Bacteria.374299 Firmicutes.50623 Firmicutes___Bacilli.15428 - - - marr.2090 marr:BKP56_11585 UDP-2,4-diacetamido-2,4, 6-trideoxy-beta-L-altropyranose hydrolase OC.168542 Bacteria.374299 Actinobacteria.190453 Eggerthella.2360 - - - ele.1841 ele:Elen_1913 acylneuraminate cytidylyltransferase OC.168542 Bacteria.374299 Bacteroidetes.148942 - - - - mtt.3677 mtt:Ftrac_3791 acylneuraminate cytidylyltransferase OC.168542 Bacteria.374299 Thermodesulfobacteria.2818 - - - - tid.714 tid:Thein_0736 N-acylneuraminate cytidylyltransferase OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbo.2615 cbo:CBO2681 cytidylyltransferase domain-containing protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cba.2515 cba:CLB_2622 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbh.2368 cbh:CLC_2554 cytidyltransferase-like protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cby.2837 cby:CLM_3045 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbl.2053 cbl:CLK_2068 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbb.1758 cbb:CLD_1884 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbi.2996 cbi:CLJ_B2911 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbf.2610 cbf:CLI_2746 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbm.2519 cbm:CBF_2740 cytidylyltransferase domain protein OC.168543 Bacteria.453022 Firmicutes.121374 Firmicutes___Clostridia.49293 Clostridium.13003 Clostridium_botulinum.1806 - cbj.2723 cbj:H04402_02776 N-Acetylneuraminate cytidylyltransferase OC.168544 Bacteria.997192 Proteobacteria.429124 Alphaproteobacteria.269538 Roseobacter.3950 - - rde.3885 rde:RD1_4207 cytidine 5monophosphate N-acetylneuraminic acid synthetase