nuclear proteasome regulatory particle, base subcomplex
nuclear proteasome regulatory particle, lid subcomplex
nuclear replisome +
nuclear RNA export factor complex
nuclear RNA-directed RNA polymerase complex
nuclear telomere cap complex +
nuclear ubiquitin ligase complex +
nucleolar ribonuclease P complex
nucleoplasmic periphery of the nuclear pore complex
nucleosome disassembly/reassembly complex
nucleotide-excision repair complex +
P-TEFb-cap methyltransferase complex
PcG protein complex +
PCNA complex
PCNA-p21 complex
PDX1-PBX1b-MRG1 complex
PeBoW complex
Pwp2p-containing subcomplex of 90S preribosome
Rad51B-Rad51C complex
Rad51B-Rad51C-Rad51D-XRCC2 complex
Rad51C-XRCC3 complex
RC-1 DNA recombination complex
RCAF complex
replication fork protection complex
RES complex
RGS6-DNMT1-DMAP1 complex
Rhino-Deadlock-Cutoff Complex
RITS complex
RNA polymerase I transcription regulator complex +
RNA polymerase I transcription repressor complex
RNA polymerase II termination complex
RNA polymerase II transcription regulator complex +
RNA polymerase II transcription repressor complex +
RNA polymerase II, holoenzyme +
RNA polymerase III transcription repressor complex
RNA polymerase IV transcription repressor complex
RNA polymerase V transcription repressor complex
Slx1-Slx4 complex
small nuclear ribonucleoprotein complex +
SMC loading complex +
Smp focus
SOSS complex
spliceosomal complex +
SUMO activating enzyme complex
survivin complex
SWI/SNF superfamily-type complex +
Swi5-Sfr1 complex
Swi5-Swi2 complex
synapsis initiation complex
t-UTP complex
telomerase holoenzyme complex +
THO complex +
Tor2-Mei2-Ste11 complex
TRAMP complex
transcription elongation factor complex +
Any protein complex that interacts with RNA polymerase II to increase (positive transcription elongation factor) or reduce (negative transcription elongation factor) the rate of transcription elongation.