| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| RPB3 | RPB4 | YIL021W | YJL140W | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | 0.999 |
| RPB3 | RPB5 | YIL021W | YBR154C | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | RNA polymerase subunit ABC27; common to RNA polymerases I, II, and III; contacts DNA and affects transactivation; Belongs to the archaeal RpoH/eukaryotic RPB5 RNA polymerase subunit family. | 0.999 |
| RPB3 | RPB7 | YIL021W | YDR404C | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | RNA polymerase II subunit B16; forms dissociable heterodimer with Rpb4p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNA polymerase II complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | 0.999 |
| RPB3 | RPB9 | YIL021W | YGL070C | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | RNA polymerase II subunit B12.6; contacts DNA; mutations affect transcription start site selection and fidelity of transcription. | 0.999 |
| RPB3 | RPO21 | YIL021W | YDL140C | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | RNA polymerase II largest subunit B220; part of central core; phosphorylation of C-terminal heptapeptide repeat domain regulates association with transcription and splicing factors; similar to bacterial beta-prime. | 0.999 |
| RPB3 | SPT5 | YIL021W | YML010W | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | Spt4p/5p (DSIF) transcription elongation factor complex subunit; the Spt4/5 complex binds to ssRNA in a sequence-specific manner, and in concert with RNAP I and II has multiple roles regulating transcriptional elongation, RNA processing, quality control, and transcription-coupled repair; interacts with DNA upstream of RNAPII and the non-template strand of the transcription bubble; Spt5p is the only transcription elongation factor conserved in all domains of life. | 0.999 |
| RPB3 | TFA2 | YIL021W | YKR062W | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | TFIIE small subunit; involved in RNA polymerase II transcription initiation; Belongs to the TFIIE beta subunit family. | 0.980 |
| RPB3 | TFG1 | YIL021W | YGR186W | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | TFIIF (Transcription Factor II) largest subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP74. | 0.999 |
| RPB3 | TFG2 | YIL021W | YGR005C | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | TFIIF (Transcription Factor II) middle subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP30. | 0.999 |
| RPB4 | RPB3 | YJL140W | YIL021W | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | 0.999 |
| RPB4 | RPB5 | YJL140W | YBR154C | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | RNA polymerase subunit ABC27; common to RNA polymerases I, II, and III; contacts DNA and affects transactivation; Belongs to the archaeal RpoH/eukaryotic RPB5 RNA polymerase subunit family. | 0.999 |
| RPB4 | RPB7 | YJL140W | YDR404C | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | RNA polymerase II subunit B16; forms dissociable heterodimer with Rpb4p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNA polymerase II complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | 0.999 |
| RPB4 | RPB9 | YJL140W | YGL070C | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | RNA polymerase II subunit B12.6; contacts DNA; mutations affect transcription start site selection and fidelity of transcription. | 0.999 |
| RPB4 | RPO21 | YJL140W | YDL140C | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | RNA polymerase II largest subunit B220; part of central core; phosphorylation of C-terminal heptapeptide repeat domain regulates association with transcription and splicing factors; similar to bacterial beta-prime. | 0.999 |
| RPB4 | SPT5 | YJL140W | YML010W | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | Spt4p/5p (DSIF) transcription elongation factor complex subunit; the Spt4/5 complex binds to ssRNA in a sequence-specific manner, and in concert with RNAP I and II has multiple roles regulating transcriptional elongation, RNA processing, quality control, and transcription-coupled repair; interacts with DNA upstream of RNAPII and the non-template strand of the transcription bubble; Spt5p is the only transcription elongation factor conserved in all domains of life. | 0.999 |
| RPB4 | TFA2 | YJL140W | YKR062W | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | TFIIE small subunit; involved in RNA polymerase II transcription initiation; Belongs to the TFIIE beta subunit family. | 0.888 |
| RPB4 | TFG1 | YJL140W | YGR186W | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | TFIIF (Transcription Factor II) largest subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP74. | 0.995 |
| RPB4 | TFG2 | YJL140W | YGR005C | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | TFIIF (Transcription Factor II) middle subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP30. | 0.999 |
| RPB5 | RPB3 | YBR154C | YIL021W | RNA polymerase subunit ABC27; common to RNA polymerases I, II, and III; contacts DNA and affects transactivation; Belongs to the archaeal RpoH/eukaryotic RPB5 RNA polymerase subunit family. | RNA polymerase II third largest subunit B44; part of central core; similar to prokaryotic alpha subunit. | 0.999 |
| RPB5 | RPB4 | YBR154C | YJL140W | RNA polymerase subunit ABC27; common to RNA polymerases I, II, and III; contacts DNA and affects transactivation; Belongs to the archaeal RpoH/eukaryotic RPB5 RNA polymerase subunit family. | RNA polymerase II subunit B32; forms dissociable heterodimer with Rpb7p; Rpb4/7 dissociates from RNAPII as Ser2 CTD phosphorylation increases; Rpb4/7 regulates cellular lifespan via mRNA decay process; involved in recruitment of 3'-end processing factors to transcribing RNAPII complex, export of mRNA to cytoplasm under stress conditions; also involved in translation initiation. | 0.999 |