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:	CDK9
Human P-Site:	T41
P-Site Sequence:	FKARHRKTGQKVALK
UniProt:	P50750
Intern. Prot. ID:	IPI00301923

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK9	P50750	T41	FKARHRKTGQKVALK	100 / 9 AA	43
Phosphosite 1:	MAPKAPK3	Q16644	T66	LECFHRRTGQKCALK	75 / 8 AA	43
Phosphosite 2:	KIAA0494	O75071	T446	LQDLFRKTGQDVDGK	75 / 8 AA	55
Phosphosite 3:	DDX31	Q9H8H2	T847	GVQRDSKTSQKV___	66 / 9 AA	94
Phosphosite 4:	PRKD2	Q9BZL6	T573	YGGKHRKTGRDVAVK	66 / 9 AA	97
Phosphosite 5:	PKD1	Q15139	T605	YGGKHRKTGRDVAIK	66 / 9 AA	102
Phosphosite 6:	PKD3	O94806	T598	YGGKHRKTGRDVAIK	66 / 9 AA	100
Phosphosite 7:	MARCH-II	Q9P0N8	T210	LYSEWRKTNQKVRLK	75 / 8 AA	27
Phosphosite 8:	USP13	Q92995	T84	VERHFRKTGQSVYMH	66 / 9 AA	97
Phosphosite 9:	CXXC4	Q9H2H0	T162	SSCRNRKTGHQICKF	55 / 9 AA	21
Phosphosite 10:	CXXC5	Q7LFL8	T286	SSCRNRKTGHQICKF	55 / 9 AA	33
Phosphosite 11:	GCN1L1	Q92616	T558	LDHPHRLTGNKVQQY	66 / 9 AA	293
Phosphosite 12:	KIAA1117	Q5JWR5	T668	TATRSRKTAQKTAMQ	66 / 9 AA	277
Phosphosite 13:	axin 1	O15169	T649	EISRHRRTGHGSSGT	71 / 7 AA	96
Phosphosite 14:	TESK1	Q15569	S79	YKVRHRQSGQVMVLK	71 / 7 AA	68
Phosphosite 15:	FAM172A	Q8WUF8	T78	GQLRHIKTGEPFVFN	71 / 7 AA	48
Phosphosite 16:	MYO9A	B2RTY4	T727	KRNIHRKTGHDDTAP	83 / 6 AA	293
Phosphosite 17:	C13orf31	Q8IV20	T113	IVPRHRKTLMKAFID	66 / 9 AA	48
Phosphosite 18:	ANKRD11	Q6UB99	S1167	ASDRHRKSSDKQHPE	62 / 8 AA	298
Phosphosite 19:	CDK1	P06493	T25	VYKGRHKTTGQVVAM	71 / 7 AA	34
Phosphosite 20:	PSTPIP2	Q9H939	T274	YFVNQRKTGQIPPAP	83 / 6 AA	39