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:	CDK8
Human P-Site:	S439
P-Site Sequence:	PNPGPSTSQPQSSMG
UniProt:	P49336
Intern. Prot. ID:	IPI00026791

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK8	P49336	S439	PNPGPSTSQPQSSMG	100 / 9 AA	53
Phosphosite 1:	CDK8	P49336	T438	YPNPGPSTSQPQSSM	100 / 8 AA	53
Phosphosite 2:	CDK8	P49336	S437	AYPNPGPSTSQPQSS	100 / 7 AA	53
Phosphosite 3:	CNOT3	O75175	T385	PAPSGPSTTQPRPPS	75 / 8 AA	82
Phosphosite 4:	ERBB2IP	Q96RT1	S1140	SIDGPNASRPQSARP	66 / 9 AA	158
Phosphosite 5:	CNOT3	O75175	T386	APSGPSTTQPRPPSV	75 / 8 AA	82
Phosphosite 6:	C4orf44	Q6ZTZ1	S154	QPPGPSTSQTEASLS	66 / 9 AA	32
Phosphosite 7:	SMARCA1	P28370	S34	EQPGPSTSQEEGAAA	75 / 8 AA	123
Phosphosite 8:	SEC24C	P53992	S242	SFGGPSVSQPNHVSS	85 / 7 AA	118
Phosphosite 9:	RRP1B	Q14684	S505	SQSGPSGSHPQGPRG	66 / 9 AA	84
Phosphosite 10:	ADAMTS5	Q9UNA0	S875	NKVGSHTSQPQWVTG	66 / 9 AA	102
Phosphosite 11:	SEC24C	P53992	S240	GQSFGGPSVSQPNHV	85 / 7 AA	118
Phosphosite 12:	JARID2	Q92833	S528	SCENRSTSQPESVHK	66 / 9 AA	139
Phosphosite 13:	C4orf44	Q6ZTZ1	T153	SQPPGPSTSQTEASL	75 / 8 AA	32
Phosphosite 14:	AFF4	Q9UHB7	S118	VGPAPSTSQSQKRSS	75 / 8 AA	127
Phosphosite 15:	ATP1A1	P05023	T498	SIHKNPNTSEPQHLL	62 / 8 AA	113
Phosphosite 16:	TNRC6A	Q8NDV7	S64	EQIKPSVSQPQPANS	85 / 7 AA	210
Phosphosite 17:	ALX4	Q9H161	T96	KFQPQPSTPQPQPPP	85 / 7 AA	44
Phosphosite 18:	C4orf44	Q6ZTZ1	S152	DSQPPGPSTSQTEAS	100 / 6 AA	32
Phosphosite 19:	EWS	Q01844	S149	GNKPTETSQPQSSTG	100 / 6 AA	68
Phosphosite 20:	ZFYVE19	Q96K21	S165	AKQKPSTSQSQGLTR	85 / 7 AA	52