COG cluster associated with parent COG general functional cagegory: RNA processing and modification
COG ID
Link to COG
Functional Description Protein Count
Link to
protein list

COG5238 RNA1 Ran GTPase-activating protein (RanGAP) involved in mRNA processing and transport [Signal transduction mechanisms / RNA processing and modification] 2478
COG5107 RNA14 Pre-mRNA 3'-end processing (cleavage and polyadenylation) factor [RNA processing and modification] 1341
COG5181 HSH155 U2 snRNP spliceosome subunit [RNA processing and modification] 579
COG5147 REB1 Myb superfamily proteins, including transcription factors and mRNA splicing factors [Transcription / RNA processing and modification / Cell division and chromosome partitioning] 350
COG5176 MSL5 Splicing factor (branch point binding protein) [RNA processing and modification] 140
COG5183 SSM4 Protein involved in mRNA turnover and stability [RNA processing and modification] 138
COG5186 PAP1 Poly(A) polymerase [RNA processing and modification] 56
COG5239 CCR4 mRNA deadenylase, exonuclease subunit and related nucleases [RNA processing and modification] 55
COG1949 Orn Oligoribonuclease (3'-5' exoribonuclease) [RNA processing and modification] 35
COG5104 PRP40 Splicing factor [RNA processing and modification] 33
COG5246 PRP11 Splicing factor 3a, subunit 2 [RNA processing and modification] 33
COG5228 POP2 mRNA deadenylase subunit [RNA processing and modification] 28
COG5188 PRP9 Splicing factor 3a, subunit 3 [RNA processing and modification] 23
COG5200 LUC7 U1 snRNP component, mediates U1 snRNP association with cap-binding complex [RNA processing and modification] 22
COG5178 PRP8 U5 snRNP spliceosome subunit [RNA processing and modification] 19
COG5226 CEG1 mRNA capping enzyme, guanylyltransferase (alpha) subunit [RNA processing and modification] 19
COG2136 IMP4 Predicted exosome subunit/U3 small nucleolar ribonucleoprotein (snoRNP) component, contains IMP4 domain [Translation, ribosomal structure and biogenesis / RNA processing and modification] 16
COG5161 SFT1 Pre-mRNA cleavage and polyadenylation specificity factor [RNA processing and modification] 11
COG0430 RCL1 RNA 3'-terminal phosphate cyclase [RNA processing and modification] 10
COG5182 CUS1 Splicing factor 3b, subunit 2 [RNA processing and modification] 8
COG5180 PBP1 Protein interacting with poly(A)-binding protein [RNA processing and modification] 6
COG5136 U1 snRNP-specific protein C [RNA processing and modification] 5
COG5213 FIP1 Polyadenylation factor I complex, subunit FIP1 [RNA processing and modification] 5