| COG ID Link to COG |
Functional Description | Protein Count Link to protein list |
|---|---|---|
| COG0563 | Adk Adenylate kinase and related kinases [Nucleotide transport and metabolism] | 202 |
| COG1618 | Predicted nucleotide kinase [Nucleotide transport and metabolism] | 191 |
| COG0194 | Gmk Guanylate kinase [Nucleotide transport and metabolism] | 139 |
| COG1102 | Cmk Cytidylate kinase [Nucleotide transport and metabolism] | 103 |
| COG1936 | Predicted nucleotide kinase (related to CMP and AMP kinases) [Nucleotide transport and metabolism] | 103 |
| COG4088 | Predicted nucleotide kinase [Nucleotide transport and metabolism] | 100 |
| COG0572 | Udk Uridine kinase [Nucleotide transport and metabolism] | 65 |
| COG1428 | Deoxynucleoside kinases [Nucleotide transport and metabolism] | 37 |
| COG0125 | Tmk Thymidylate kinase [Nucleotide transport and metabolism] | 35 |
| COG0026 | PurK Phosphoribosylaminoimidazole carboxylase (NCAIR synthetase) [Nucleotide transport and metabolism] | 33 |
| COG0283 | Cmk Cytidylate kinase [Nucleotide transport and metabolism] | 33 |
| COG1435 | Tdk Thymidine kinase [Nucleotide transport and metabolism] | 32 |
| COG2019 | AdkA Archaeal adenylate kinase [Nucleotide transport and metabolism] | 31 |
| COG0027 | PurT Formate-dependent phosphoribosylglycinamide formyltransferase (GAR transformylase) [Nucleotide transport and metabolism] | 30 |
| COG0167 | PyrD Dihydroorotate dehydrogenase [Nucleotide transport and metabolism] | 28 |
| COG0151 | PurD Phosphoribosylamine-glycine ligase [Nucleotide transport and metabolism] | 26 |
| COG1457 | CodB Purine-cytosine permease and related proteins [Nucleotide transport and metabolism] | 21 |
| COG1051 | ADP-ribose pyrophosphatase [Nucleotide transport and metabolism] | 20 |
| COG0458 | CarB Carbamoylphosphate synthase large subunit (split gene in MJ) [Amino acid transport and metabolism / Nucleotide transport and metabolism] | 19 |
| COG0015 | PurB Adenylosuccinate lyase [Nucleotide transport and metabolism] | 18 |
| COG0274 | DeoC Deoxyribose-phosphate aldolase [Nucleotide transport and metabolism] | 16 |
| COG2022 | ThiG Uncharacterized enzyme of thiazole biosynthesis [Nucleotide transport and metabolism] | 16 |
| COG0737 | UshA 5'-nucleotidase/2',3'-cyclic phosphodiesterase and related esterases [Nucleotide transport and metabolism] | 15 |
| COG1759 | 5-formaminoimidazole-4-carboxamide-1-beta-D-ribofuranosyl 5'-monophosphate synthetase (purine biosynthesis) [Nucleotide transport and metabolism] | 15 |
| COG0519 | GuaA GMP synthase, PP-ATPase domain/subunit [Nucleotide transport and metabolism] | 14 |
| COG0248 | GppA Exopolyphosphatase [Nucleotide transport and metabolism / Inorganic ion transport and metabolism] | 14 |
| COG0537 | Hit Diadenosine tetraphosphate (Ap4A) hydrolase and other HIT family hydrolases [Nucleotide transport and metabolism / Carbohydrate transport and metabolism / General function prediction only] | 12 |
| COG1953 | FUI1 Cytosine/uracil/thiamine/allantoin permeases [Nucleotide transport and metabolism / Coenzyme metabolism] | 12 |
| COG0402 | SsnA Cytosine deaminase and related metal-dependent hydrolases [Nucleotide transport and metabolism / General function prediction only] | 12 |
| COG0505 | CarA Carbamoylphosphate synthase small subunit [Amino acid transport and metabolism / Nucleotide transport and metabolism] | 11 |
| COG0518 | GuaA GMP synthase - Glutamine amidotransferase domain [Nucleotide transport and metabolism] | 11 |
| COG0504 | PyrG CTP synthase (UTP-ammonia lyase) [Nucleotide transport and metabolism] | 11 |
| COG2233 | UraA Xanthine/uracil permeases [Nucleotide transport and metabolism] | 11 |
| COG0034 | PurF Glutamine phosphoribosylpyrophosphate amidotransferase [Nucleotide transport and metabolism] | 11 |
| COG0590 | CumB Cytosine/adenosine deaminases [Nucleotide transport and metabolism / Translation, ribosomal structure and biogenesis] | 10 |
| COG0105 | Ndk Nucleoside diphosphate kinase [Nucleotide transport and metabolism] | 10 |
| COG0046 | PurL Phosphoribosylformylglycinamidine (FGAM) synthase, synthetase domain [Nucleotide transport and metabolism] | 10 |
| COG0035 | Upp Uracil phosphoribosyltransferase [Nucleotide transport and metabolism] | 10 |
| COG2759 | MIS1 Formyltetrahydrofolate synthetase [Nucleotide transport and metabolism] | 9 |
| COG2131 | ComEB Deoxycytidylate deaminase [Nucleotide transport and metabolism] | 9 |
| COG1001 | AdeC Adenine deaminase [Nucleotide transport and metabolism] | 9 |
| COG1816 | Add Adenosine deaminase [Nucleotide transport and metabolism] | 9 |
| COG2252 | Xanthine/uracil/vitamin C permease [Nucleotide transport and metabolism] | 9 |
| COG0044 | PyrC Dihydroorotase and related cyclic amidohydrolases [Nucleotide transport and metabolism] | 8 |
| COG0540 | PyrB Aspartate carbamoyltransferase, catalytic chain [Nucleotide transport and metabolism] | 8 |
| COG0295 | Cdd Cytidine deaminase [Nucleotide transport and metabolism] | 8 |
| COG2820 | Udp Uridine phosphorylase [Nucleotide transport and metabolism] | 7 |
| COG4631 | XdhB Xanthine dehydrogenase, molybdopterin-binding subunit B [Nucleotide transport and metabolism] | 7 |
| COG0813 | DeoD Purine-nucleoside phosphorylase [Nucleotide transport and metabolism] | 7 |
| COG0047 | PurL Phosphoribosylformylglycinamidine (FGAM) synthase, glutamine amidotransferase domain [Nucleotide transport and metabolism] | 7 |
| COG2429 | Archaeal GTP cyclohydrolase III [Nucleotide transport and metabolism] | 7 |
| COG0462 | PrsA Phosphoribosylpyrophosphate synthetase [Nucleotide transport and metabolism / Amino acid transport and metabolism] | 7 |
| COG4360 | APA2 ATP adenylyltransferase (5',5'''-P-1,P-4-tetraphosphate phosphorylase II) [Nucleotide transport and metabolism] | 7 |
| COG0516 | GuaB IMP dehydrogenase/GMP reductase [Nucleotide transport and metabolism] | 7 |
| COG0208 | NrdF Ribonucleotide reductase, beta subunit [Nucleotide transport and metabolism] | 6 |
| COG0775 | Pfs Nucleoside phosphorylase [Nucleotide transport and metabolism] | 6 |
| COG1864 | NUC1 DNA/RNA endonuclease G, NUC1 [Nucleotide transport and metabolism] | 6 |
| COG0856 | Orotate phosphoribosyltransferase homologs [Nucleotide transport and metabolism] | 6 |
| COG0284 | PyrF Orotidine-5'-phosphate decarboxylase [Nucleotide transport and metabolism] | 6 |
| COG0209 | NrdA Ribonucleotide reductase, alpha subunit [Nucleotide transport and metabolism] | 6 |
| COG0461 | PyrE Orotate phosphoribosyltransferase [Nucleotide transport and metabolism] | 5 |
| COG2065 | PyrR Pyrimidine operon attenuation protein/uracil phosphoribosyltransferase [Nucleotide transport and metabolism] | 5 |
| COG0005 | Pnp Purine nucleoside phosphorylase [Nucleotide transport and metabolism] | 5 |
| COG4630 | XdhA Xanthine dehydrogenase, iron-sulfur cluster and FAD-binding subunit A [Nucleotide transport and metabolism] | 5 |
| COG0634 | Hpt Hypoxanthine-guanine phosphoribosyltransferase [Nucleotide transport and metabolism] | 5 |
| COG0127 | Xanthosine triphosphate pyrophosphatase [Nucleotide transport and metabolism] | 5 |
| COG0503 | Apt Adenine/guanine phosphoribosyltransferases and related PRPP-binding proteins [Nucleotide transport and metabolism] | 5 |
| COG0528 | PyrH Uridylate kinase [Nucleotide transport and metabolism] | 5 |
| COG1780 | NrdI Protein involved in ribonucleotide reduction [Nucleotide transport and metabolism] | 4 |
| COG0207 | ThyA Thymidylate synthase [Nucleotide transport and metabolism] | 4 |
| COG0138 | PurH AICAR transformylase/IMP cyclohydrolase PurH (only IMP cyclohydrolase domain in Aful) [Nucleotide transport and metabolism] | 4 |
| COG0150 | PurM Phosphoribosylaminoimidazole (AIR) synthetase [Nucleotide transport and metabolism] | 4 |
| COG0299 | PurN Folate-dependent phosphoribosylglycinamide formyltransferase PurN [Nucleotide transport and metabolism] | 3 |
| COG0418 | PyrC Dihydroorotase [Nucleotide transport and metabolism] | 3 |
| COG0788 | PurU Formyltetrahydrofolate hydrolase [Nucleotide transport and metabolism] | 3 |
| COG0213 | DeoA Thymidine phosphorylase [Nucleotide transport and metabolism] | 3 |
| COG1972 | NupC Nucleoside permease [Nucleotide transport and metabolism] | 2 |
| COG1437 | CyaB Adenylate cyclase, class 2 (thermophilic) [Nucleotide transport and metabolism] | 2 |
| COG0152 | PurC Phosphoribosylaminoimidazolesuccinocarboxamide (SAICAR) synthase [Nucleotide transport and metabolism] | 2 |
| COG4502 | 5'(3')-deoxyribonucleotidase [Nucleotide transport and metabolism] | 2 |
| COG0232 | Dgt dGTP triphosphohydrolase [Nucleotide transport and metabolism] | 2 |
| COG0041 | PurE Phosphoribosylcarboxyaminoimidazole (NCAIR) mutase [Nucleotide transport and metabolism] | 2 |
| COG0756 | Dut dUTPase [Nucleotide transport and metabolism] | 2 |
| COG1957 | URH1 Inosine-uridine nucleoside N-ribohydrolase [Nucleotide transport and metabolism] | 2 |
| COG0717 | Dcd Deoxycytidine deaminase [Nucleotide transport and metabolism] | 1 |
| COG3072 | CyaA Adenylate cyclase [Nucleotide transport and metabolism] | 1 |
| COG2169 | Ada Adenosine deaminase [Nucleotide transport and metabolism] | 1 |
| COG4741 | Predicted secreted endonuclease distantly related to archaeal Holliday junction resolvase [Nucleotide transport and metabolism] | 1 |
| COG0104 | PurA Adenylosuccinate synthase [Nucleotide transport and metabolism] | 1 |