APC/C	Anaphase-promoting complex/cyclosome
bHLH	basic Helix-loop-helix
Cul7	Culin 7
EC	Embryonal carcinoma
ENK	Early embryo specific NK
EpiSCs	Epiblast stem cells
ESCs	Embryonic stem cells
Fbxw8	F-box and WD40 domain-containing protein 8
HECT	Homologous to E6-AP COOH terminus
HERC	HECT and regulator of RCC1-like domains-containing
HMG	High-mobility-group
ICM	Inner cell mass
iPSCs	induced Pluripotent Stem cells
Klfs	Krüppel-like factors
March5	Membrane-associated ring finger (C3HC4) 5
MBs	Myc boxes
MS	Mass spectrometry
Nedd4	Neuronal precursor cell-expressed developmentally downregulated 4
OCT4	Octamer-binding transcription factor-4
PGCs	Primordial germ cells
PHD/LAP	Plant homeodomain/leukemia-associated protein
PKA	Protein kinase A
POU	Pit-Oct-Unc
POUh	POU homeodomain
POUs	POU-specific domain
Prkar1a	Protein kinase type I-alpha
RA	Retinoid acid
RBPs	RNA-binding proteins
RBR	RING between RING
Rbx1	RING box protein-1
RCC1	Regulator of chromosome condensation 1
RING	Really Interesting New Gene
RLD	RCC1-like domains
RNF20	Ring Finger Protein 20
RNF40	Ring Finger Protein 40
ROS	Reactive oxygen species
Rpb1	RNA polymerase II subunit B1
SCF	Skp1/Cul1/F-box
shRNA	short-hairpin RNA
Sox2	SRY-related HMG Box 2
SRY	Sex-determining region Y
TFs	Transcription factors
TRIM32	Tripartite motif containing 32
Uba/E1	Ub-activating enzyme
Ub-AMP	Ub-adenosine monophosphate
UBC/E2	Ub-conjugating enzyme
Ube2s	Ubiquitin-conjugating enzyme E2s
Ub-G76	Glycine 76 of Ub
WR	tryptophan repeat
WW	two conserved tryptophans