Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	CTDSPL
Human P-Site:	S33
P-Site Sequence:	KASQCNVSLKKQRSR
UniProt:	O15194
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTDSPL	O15194	S33	KASQCNVSLKKQRSR	100 / 9 AA
Phosphosite 1:	SLC5A3	P53794	S242	NTNSCNVSPKKEALK	75 / 8 AA	80
Phosphosite 2:	SMC3	Q9UQE7	T974	RKLEQCNTELKKYSH	75 / 8 AA	142
Phosphosite 3:	MPHOSPH9	Q99550	S107	TPEECHVSLKEDVSI	55 / 9 AA	116
Phosphosite 4:	APTX	Q7Z2E3	S162	GSNSGQCSVPLKKGK	71 / 7 AA	41
Phosphosite 5:	C21orf45	Q9NYP9	S118	RCVSCNVSVDKEQKL	62 / 8 AA	26
Phosphosite 6:	DDX41	Q9UJV9	S86	LGPQSNVSLLDQHQH	66 / 9 AA	70
Phosphosite 7:	CCT-zeta	P40227	S236	YILTCNVSLEYEKTE	62 / 8 AA	58
Phosphosite 8:	OLFM4	Q6UX06	S88	GTCQCSVSLPDTTFP	83 / 6 AA	57
Phosphosite 9:	TTN	Q8WZ42	S8751	PGDRCNVSLEDSVAE	83 / 6 AA	3816
Phosphosite 10:	FAM186A	A6NE01	S440	DSTKDNVSLKKGDFY	100 / 6 AA	263
Phosphosite 11:	NKD1	Q969G9	S129	EELQCDVSMEEDSRQ	44 / 9 AA	52
Phosphosite 12:	CXXC6	Q8NFU7	S773	LPAETNVSFKKFNIE	62 / 8 AA	235
Phosphosite 13:	VTI1A	Q96AJ9	S198	VKKQCNLSLAPKA__	83 / 6 AA	23
Phosphosite 14:	RETSAT	Q6NUM9	S335	AGKACGVSVKKGHEL	71 / 7 AA	67
Phosphosite 15:	VPS13C	Q709C8	S2137	ASFQCNLSLSTSKLE	62 / 8 AA	422
Phosphosite 16:	TRIM5	Q9C035	T261	IKRTENVTLKKPETF	71 / 7 AA	56
Phosphosite 17:	Bicd2	Q8TD16	S190	ELEEENISLQKQVSV	71 / 7 AA	94
Phosphosite 18:	MYST3	Q92794	S399	FCRDSNVSLKFNKKT	71 / 7 AA	225
Phosphosite 19:	TRIP11	Q15643	S1041	LLNEKNISLTKQIDQ	71 / 7 AA	228
Phosphosite 20:	OR4S2	Q8NH73	S222	SYSIILVSLRKQSAE	83 / 6 AA	35