| BP | GO:0001510 | RNA methylation | IEP | HCCA |
| BP | GO:0002949 | tRNA threonylcarbamoyladenosine modification | IEP | HCCA |
| MF | GO:0003676 | nucleic acid binding | IEP | HCCA |
| MF | GO:0003723 | RNA binding | IEP | HCCA |
| MF | GO:0003724 | RNA helicase activity | IEP | HCCA |
| MF | GO:0003743 | translation initiation factor activity | IEP | HCCA |
| MF | GO:0004386 | helicase activity | IEP | HCCA |
| MF | GO:0005488 | binding | IEP | HCCA |
| BP | GO:0006091 | generation of precursor metabolites and energy | IEP | HCCA |
| BP | GO:0006364 | rRNA processing | IEP | HCCA |
| BP | GO:0006396 | RNA processing | IEP | HCCA |
| BP | GO:0006399 | tRNA metabolic process | IEP | HCCA |
| BP | GO:0006400 | tRNA modification | IEP | HCCA |
| BP | GO:0008033 | tRNA processing | IEP | HCCA |
| MF | GO:0008135 | translation factor activity, RNA binding | IEP | HCCA |
| MF | GO:0008168 | methyltransferase activity | IEP | HCCA |
| MF | GO:0008172 | S-methyltransferase activity | IEP | HCCA |
| MF | GO:0008173 | RNA methyltransferase activity | IEP | HCCA |
| MF | GO:0008175 | tRNA methyltransferase activity | IEP | HCCA |
| MF | GO:0008186 | ATP-dependent activity, acting on RNA | IEP | HCCA |
| MF | GO:0008757 | S-adenosylmethionine-dependent methyltransferase activity | IEP | HCCA |
| BP | GO:0009061 | anaerobic respiration | IEP | HCCA |
| BP | GO:0009451 | RNA modification | IEP | HCCA |
| BP | GO:0015947 | methane metabolic process | IEP | HCCA |
| BP | GO:0015948 | methanogenesis | IEP | HCCA |
| BP | GO:0015975 | energy derivation by oxidation of reduced inorganic compounds | IEP | HCCA |
| BP | GO:0015980 | energy derivation by oxidation of organic compounds | IEP | HCCA |
| BP | GO:0016072 | rRNA metabolic process | IEP | HCCA |
| MF | GO:0016426 | tRNA (adenine) methyltransferase activity | IEP | HCCA |
| MF | GO:0016429 | tRNA (adenine-N1-)-methyltransferase activity | IEP | HCCA |
| MF | GO:0016741 | transferase activity, transferring one-carbon groups | IEP | HCCA |
| MF | GO:0019843 | rRNA binding | IEP | HCCA |
| MF | GO:0030269 | tetrahydromethanopterin S-methyltransferase activity | IEP | HCCA |
| BP | GO:0030488 | tRNA methylation | IEP | HCCA |
| CC | GO:0031469 | bacterial microcompartment | IEP | HCCA |
| CC | GO:0031515 | tRNA (m1A) methyltransferase complex | IEP | HCCA |
| BP | GO:0032259 | methylation | IEP | HCCA |
| BP | GO:0034470 | ncRNA processing | IEP | HCCA |
| BP | GO:0034660 | ncRNA metabolic process | IEP | HCCA |
| CC | GO:0034708 | methyltransferase complex | IEP | HCCA |
| MF | GO:0042086 | 5-methyl-5,6,7,8-tetrahydromethanopterin-dependent methyltransferase activity | IEP | HCCA |
| BP | GO:0043412 | macromolecule modification | IEP | HCCA |
| BP | GO:0043414 | macromolecule methylation | IEP | HCCA |
| BP | GO:0043446 | cellular alkane metabolic process | IEP | HCCA |
| BP | GO:0043447 | alkane biosynthetic process | IEP | HCCA |
| CC | GO:0043527 | tRNA methyltransferase complex | IEP | HCCA |
| BP | GO:0045333 | cellular respiration | IEP | HCCA |
| BP | GO:0070525 | tRNA threonylcarbamoyladenosine metabolic process | IEP | HCCA |
| MF | GO:0090079 | translation regulator activity, nucleic acid binding | IEP | HCCA |
| MF | GO:0097159 | organic cyclic compound binding | IEP | HCCA |
| BP | GO:0120251 | hydrocarbon biosynthetic process | IEP | HCCA |
| BP | GO:0120252 | hydrocarbon metabolic process | IEP | HCCA |
| MF | GO:0140098 | catalytic activity, acting on RNA | IEP | HCCA |
| MF | GO:0140640 | catalytic activity, acting on a nucleic acid | IEP | HCCA |
| MF | GO:0140657 | ATP-dependent activity | IEP | HCCA |
| MF | GO:1901363 | heterocyclic compound binding | IEP | HCCA |